{"id":8175,"date":"2026-09-15T09:52:51","date_gmt":"2026-09-15T09:52:51","guid":{"rendered":"https:\/\/korea-transmission.com\/?post_type=product&#038;p=8175"},"modified":"2026-09-18T07:51:31","modified_gmt":"2026-09-18T07:51:31","slug":"l-25j-fertilizer-spreader-gearbox-ratio-11-9-replacement-for-comer-l-25j-gearbox","status":"publish","type":"product","link":"https:\/\/korea-transmission.com\/fr\/produit\/l-25j-fertilizer-spreader-gearbox-ratio-11-9-replacement-for-comer-l-25j-gearbox\/","title":{"rendered":"R\u00e9ducteur d'\u00e9pandeur d'engrais L-25J, rapport 1:1,9, de remplacement pour le r\u00e9ducteur Comer L-25J"},"content":{"rendered":"<p>Le r\u00e9ducteur d'\u00e9pandeur d'engrais L-25J (rapport de 1:1,9) remplace le r\u00e9ducteur Comer L-25J. \u00c9galement appel\u00e9 r\u00e9ducteur de distributeur d'engrais, il est un composant essentiel des machines agricoles, con\u00e7u sp\u00e9cifiquement pour des t\u00e2ches telles que la pr\u00e9paration des sols, le traitement des cultures et l'\u00e9pandage d'engrais. Situ\u00e9 au centre de la machine, il transmet la puissance de la prise de force (PDF) du tracteur aux disques ou vis sans fin qui r\u00e9partissent l'engrais uniform\u00e9ment dans les champs. Con\u00e7u pour une durabilit\u00e9 et une fiabilit\u00e9 optimales, ce r\u00e9ducteur d'\u00e9pandeur d'engrais garantit une transmission de puissance constante, r\u00e9pondant ainsi aux exigences d'exploitation variables dans divers environnements agricoles.<\/p>\n<p>Dot\u00e9 d'engrenages de pr\u00e9cision et d'arbres tremp\u00e9s, ce r\u00e9ducteur agricole ajuste la vitesse de rotation et le couple en fonction des besoins d'\u00e9pandage, optimisant ainsi les performances de la machine tout au long de la saison. Avec un rapport de r\u00e9duction de 1:1,9, un carter en aluminium qui limite son poids \u00e0 seulement 4,1 kg et sa compatibilit\u00e9 avec les arbres de prise de force standard \u00e0 6 cannelures 1 3\/8\" tournant \u00e0 540 tr\/min, ce r\u00e9ducteur est con\u00e7u pour r\u00e9sister aux conditions difficiles des travaux agricoles. Que ce soit pour la culture c\u00e9r\u00e9ali\u00e8re, mara\u00eech\u00e8re, la gestion des p\u00e2turages ou l'horticulture, ce r\u00e9ducteur pour \u00e9pandeur d'engrais joue un r\u00f4le crucial dans l'am\u00e9lioration de l'efficacit\u00e9 des programmes d'\u00e9pandage, tout en r\u00e9duisant l'effort de l'op\u00e9rateur et en maximisant les rendements.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-8036 size-full\" src=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/L-25J-Fertilizer-Spreader-Gearbox-1-1.9.webp\" alt=\"Bo\u00eete de vitesses pour \u00e9pandeur d&#039;engrais L-25J 1-1,9\" width=\"800\" height=\"800\" srcset=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/L-25J-Fertilizer-Spreader-Gearbox-1-1.9.webp 800w, https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/L-25J-Fertilizer-Spreader-Gearbox-1-1.9-480x480.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) 800px, 100vw\" \/><\/p>\n<h2>Param\u00e8tres techniques<\/h2>\n<table style=\"height: 629px; width: 100%;\" contenteditable=\"true\" border=\"1\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr style=\"height: 23px;\">\n<td style=\"height: 23px; width: 47.0658%; text-align: center;\"><strong>Mod\u00e8le<\/strong><\/td>\n<td style=\"height: 23px; width: 52.6947%;\">Bo\u00eete de vitesses L-25J 1:1,9<\/td>\n<\/tr>\n<tr style=\"height: 23px;\">\n<td style=\"height: 23px; width: 47.0658%; text-align: center;\"><strong>Remplacer la marque<\/strong><\/td>\n<td style=\"height: 23px; width: 52.6947%;\">Arrivant<\/td>\n<\/tr>\n<tr style=\"height: 95px;\">\n<td style=\"height: 95px; width: 47.0658%; text-align: center;\"><strong>D\u00e9tails du produit<\/strong><\/td>\n<td style=\"height: 95px; width: 52.6947%;\">-All gearboxes are supplied without oil.<br \/>\n-First oil change after 50-70 operating hours, then after 500-700 operating hours, or at least once a year.<br \/>\n-Contact us for power at a different RPM.<\/td>\n<\/tr>\n<tr style=\"height: 71px;\">\n<td style=\"height: 71px; width: 47.0658%; text-align: center;\"><strong>Domaine d'application<\/strong><\/td>\n<td style=\"height: 71px; width: 52.6947%;\">\n<div class=\"list-item\">-Various (agricultural) applications<br \/>\n-Mowers<br \/>\n-Multi-row rotary tillers<br \/>\n-Band saws<\/div>\n<\/td>\n<\/tr>\n<tr style=\"height: 23px;\">\n<td style=\"height: 23px; width: 47.0658%; text-align: center;\"><strong>Facteur de ratio<\/strong><\/td>\n<td style=\"height: 23px; width: 52.6947%;\">1:1.9<\/td>\n<\/tr>\n<tr style=\"height: 23px;\">\n<td style=\"height: 23px; width: 47.0658%; text-align: center;\"><strong>Puissance d'entr\u00e9e maximale<\/strong><\/td>\n<td style=\"height: 23px; width: 52.6947%;\">11 kW<\/td>\n<\/tr>\n<tr style=\"height: 23px;\">\n<td style=\"width: 47.0658%; text-align: center; height: 23px;\"><strong>vitesse de rotation d'entr\u00e9e maximale<\/strong><\/td>\n<td style=\"width: 52.6947%; height: 23px;\">540 tr\/min<\/td>\n<\/tr>\n<tr style=\"height: 23px;\">\n<td style=\"height: 25px; width: 47.0658%; text-align: center;\"><strong>Puissance de sortie maximale<\/strong><\/td>\n<td style=\"height: 25px; width: 52.6947%;\">11 kW<\/td>\n<\/tr>\n<tr style=\"height: 23px;\">\n<td style=\"width: 47.0658%; text-align: center; height: 23px;\"><strong>Puissance de sortie maximale<\/strong><\/td>\n<td style=\"width: 52.6947%; height: 23px;\">15 CV<\/td>\n<\/tr>\n<tr style=\"height: 23px;\">\n<td style=\"width: 47.0658%; text-align: center; height: 23px;\"><strong>Couple de sortie maximal<\/strong><\/td>\n<td style=\"width: 52.6947%; height: 23px;\">1000 N\u00b7m<\/td>\n<\/tr>\n<tr style=\"height: 47px;\">\n<td style=\"height: 47px; width: 47.0658%; text-align: center;\"><strong>Connection 1 Outside Diameter inch and splines<\/strong><\/td>\n<td style=\"height: 47px; width: 52.6947%;\">1.3\/8-6<\/td>\n<\/tr>\n<tr style=\"height: 23px;\">\n<td style=\"height: 23px; width: 47.0658%; text-align: center;\"><strong>Diam\u00e8tre ext\u00e9rieur de la connexion 2<\/strong><\/td>\n<td style=\"height: 23px; width: 52.6947%;\">22 mm<\/td>\n<\/tr>\n<tr style=\"height: 23px;\">\n<td style=\"width: 47.0658%; text-align: center; height: 23px;\"><strong>agencement d'engrenages r\u00e9duisant<\/strong><\/td>\n<td style=\"width: 52.6947%; height: 23px;\">1-2<\/td>\n<\/tr>\n<tr style=\"height: 23px;\">\n<td style=\"height: 23px; width: 47.0658%; text-align: center;\"><strong>Contient de l'huile<\/strong><\/td>\n<td style=\"height: 23px; width: 52.6947%;\">Non<\/td>\n<\/tr>\n<tr style=\"height: 23px;\">\n<td style=\"height: 23px; width: 47.0658%; text-align: center;\"><strong>Capacit\u00e9 d'huile maximale<\/strong><\/td>\n<td style=\"height: 23px; width: 52.6947%;\">0,35 L<\/td>\n<\/tr>\n<tr style=\"height: 23px;\">\n<td style=\"height: 23px; width: 47.0658%; text-align: center;\"><strong>Vidange d'huile max.<\/strong>\u00a0<strong>intervalle<\/strong><\/td>\n<td style=\"height: 23px; width: 52.6947%;\">500 h<\/td>\n<\/tr>\n<tr style=\"height: 23px;\">\n<td style=\"height: 23px; width: 47.0658%; text-align: center;\"><strong>grade de viscosit\u00e9 SAE de l'huile<\/strong><\/td>\n<td style=\"height: 23px; width: 52.6947%;\">80W-90<\/td>\n<\/tr>\n<tr style=\"height: 23px;\">\n<td style=\"height: 23px; width: 47.0658%; text-align: center;\"><strong>Mat\u00e9riau du bo\u00eetier<\/strong><\/td>\n<td style=\"height: 23px; width: 52.6947%;\">Aluminium<\/td>\n<\/tr>\n<tr style=\"height: 23px;\">\n<td style=\"height: 23px; width: 47.0658%; text-align: center;\"><strong>Poids<\/strong><\/td>\n<td style=\"height: 23px; width: 52.6947%;\">4,1 kg<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Nous avons fait r\u00e9aliser un audit fournisseur et une v\u00e9rification d'entreprise par un tiers, avec le soutien de SGS\/T\u00dcV Rheinland. Cette v\u00e9rification permet aux acheteurs d'examiner l'identit\u00e9 de l'entreprise, ses activit\u00e9s, son profil et ses capacit\u00e9s de production. Des rapports d'inspection sp\u00e9cifiques aux produits, des documents relatifs aux mat\u00e9riaux ou des attestations de conformit\u00e9 peuvent \u00eatre fournis sur demande.<\/p>\n<p><strong>Quantit\u00e9 minimale de commande (MOQ) :<\/strong>\u00a0Param\u00e9trable de mani\u00e8re flexible en fonction du type de produit et de la quantit\u00e9 command\u00e9e.<\/p>\n<p><strong>Exemples :<\/strong>\u00a0Les nouveaux clients peuvent demander de 1 \u00e0 5 \u00e9chantillons dans certaines circonstances.<\/p>\n<p><strong>Commandes mixtes :<\/strong>\u00a0La combinaison de diff\u00e9rents mod\u00e8les est prise en charge ; le montant total de la commande doit atteindre environ $1 500.<\/p>\n<p><strong>Petites commandes :<\/strong>\u00a0Les commandes \u00e0 partir de 1 ou 2 pi\u00e8ces sont accept\u00e9es, mais le prix unitaire sera relativement plus \u00e9lev\u00e9.<\/p>\n<p><strong>D\u00e9lai de mise en \u0153uvre:<\/strong>\u00a010 \u00e0 25 jours ouvrables pour les pi\u00e8ces standard ; 20 \u00e0 45 jours ouvrables pour les composants personnalis\u00e9s ; 45 \u00e0 120 jours ouvrables pour les \u00e9quipements sp\u00e9cifiques \u00e0 un projet.<\/p>\n<p><strong>Conditions commerciales :<\/strong>\u00a0Les conditions EXW, FOB, CIF et DAP sont g\u00e9n\u00e9ralement accept\u00e9es\u00a0; les conditions FCA, CFR, CPT, CIP et DDP peuvent faire l\u2019objet de n\u00e9gociations sp\u00e9cifiques.<\/p>\n<h2>Dimensions de la bo\u00eete de vitesses de l'\u00e9pandeur d'engrais L-25J<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-8106 size-full\" src=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/L-25A-Fertilizer-Spreader-Gearbox-Dimensions-1.webp\" alt=\"Dimensions de la bo\u00eete de vitesses de l&#039;\u00e9pandeur d&#039;engrais L-25A\" width=\"1600\" height=\"820\" srcset=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/L-25A-Fertilizer-Spreader-Gearbox-Dimensions-1.webp 1600w, https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/L-25A-Fertilizer-Spreader-Gearbox-Dimensions-1-1280x656.webp 1280w, https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/L-25A-Fertilizer-Spreader-Gearbox-Dimensions-1-980x502.webp 980w, https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/L-25A-Fertilizer-Spreader-Gearbox-Dimensions-1-480x246.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) and (max-width: 1280px) 1280px, (min-width: 1281px) 1600px, 100vw\" \/> <img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-8107 size-full\" src=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/L-25A-Fertilizer-Spreader-Gearbox-Dimensions-2.webp\" alt=\"Dimensions de la bo\u00eete de vitesses de l&#039;\u00e9pandeur d&#039;engrais L-25A\" width=\"1600\" height=\"1300\" srcset=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/L-25A-Fertilizer-Spreader-Gearbox-Dimensions-2.webp 1600w, https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/L-25A-Fertilizer-Spreader-Gearbox-Dimensions-2-1280x1040.webp 1280w, https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/L-25A-Fertilizer-Spreader-Gearbox-Dimensions-2-980x796.webp 980w, https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/L-25A-Fertilizer-Spreader-Gearbox-Dimensions-2-480x390.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) and (max-width: 1280px) 1280px, (min-width: 1281px) 1600px, 100vw\" \/> <img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-8108 size-full\" src=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/L-25A-Fertilizer-Spreader-Gearbox-Dimensions-3.webp\" alt=\"Dimensions de la bo\u00eete de vitesses de l&#039;\u00e9pandeur d&#039;engrais L-25A\" width=\"1200\" height=\"1500\" srcset=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/L-25A-Fertilizer-Spreader-Gearbox-Dimensions-3.webp 1200w, https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/L-25A-Fertilizer-Spreader-Gearbox-Dimensions-3-980x1225.webp 980w, https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/L-25A-Fertilizer-Spreader-Gearbox-Dimensions-3-480x600.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) 1200px, 100vw\" \/><\/p>\n<h2>Caract\u00e9ristiques principales de la bo\u00eete de vitesses de l'\u00e9pandeur d'engrais L-25J\u00a0: rapport 1:1,9<\/h2>\n<p>1. Interface de prise de force et compatibilit\u00e9 des cannelures<br \/>\nL'arbre d'entr\u00e9e est usin\u00e9 pour correspondre au profil cannel\u00e9 standard 1 3\/8-6 de la prise de force du tracteur, garantissant un montage direct et sans vibrations avec la plupart des transmissions de tracteurs fonctionnant \u00e0 540 tr\/min. Un appariement correct de la prise de force \u00e9limine les d\u00e9fauts d'alignement, r\u00e9duit l'usure m\u00e9canique et pr\u00e9vient la d\u00e9faillance pr\u00e9matur\u00e9e des roulements. Nos r\u00e9ducteurs sont livr\u00e9s pr\u00eats \u00e0 \u00eatre accoupl\u00e9s sans aucune modification d'adaptateur, ce qui r\u00e9duit consid\u00e9rablement le temps et la complexit\u00e9 d'installation pour les op\u00e9rateurs sur le terrain.<\/p>\n<p>2. Options de rapport de transmission et de puissance optimis\u00e9es<br \/>\nLe rapport de transmission de 1:1,9 a \u00e9t\u00e9 soigneusement s\u00e9lectionn\u00e9 pour offrir la plage de r\u00e9gime id\u00e9ale du disque pour l'\u00e9pandage centrifuge d'engrais. Cette configuration \u00e0 surmultiplication utilise une prise de force de 540 tr\/min et augmente la vitesse de sortie pour obtenir des arcs d'\u00e9pandage pr\u00e9cis et \u00e0 large couverture. L'arbre de sortie de 22 mm de diam\u00e8tre est compatible avec les supports de disque et d'agitateur standard d'une large gamme d'\u00e9pandeurs d'engrais de constructeurs. Contactez CMN Transmission pour des configurations de rapport personnalis\u00e9es lorsque diff\u00e9rentes largeurs d'\u00e9pandage ou types de granul\u00e9s n\u00e9cessitent des vitesses de sortie adapt\u00e9es.<\/p>\n<p>3. Construction r\u00e9sistante \u00e0 la corrosion<br \/>\nLes environnements d'\u00e9pandage d'engrais sont chimiquement agressifs\u00a0: les compos\u00e9s azot\u00e9s, potassiques et phosphat\u00e9s attaquent rapidement les surfaces m\u00e9talliques non prot\u00e9g\u00e9es. Ce r\u00e9ducteur est dot\u00e9 d'un carter en alliage d'aluminium naturellement r\u00e9sistant \u00e0 la corrosion, associ\u00e9 \u00e0 des joints \u00e0 l\u00e8vres et des roulements \u00e9tanches de haute qualit\u00e9 qui emp\u00eachent l'infiltration d'humidit\u00e9 et la contamination par la poussi\u00e8re d'engrais. Les surfaces internes des engrenages et des arbres sont trait\u00e9es pour r\u00e9sister aux attaques chimiques lors d'\u00e9pandages prolong\u00e9s. Le L-25J est ainsi particuli\u00e8rement adapt\u00e9 aux op\u00e9rateurs manipulant des engrais compos\u00e9s corrosifs en climats humides ou tropicaux.<\/p>\n<p>4. Int\u00e9gration de l'agitateur et du lecteur de disque<br \/>\nLe r\u00e9ducteur L-25J est con\u00e7u pour s'int\u00e9grer parfaitement aux syst\u00e8mes d'\u00e9pandage \u00e0 disques rotatifs et aux \u00e9pandeurs \u00e0 agitateur. Sur les mod\u00e8les \u00e0 disque unique, l'arbre de sortie est directement reli\u00e9 au moyeu du disque. Sur les mod\u00e8les \u00e0 double disque ou avec agitateur, le r\u00e9ducteur fournit un couple constant qui emp\u00eache la formation de bouchons de produit dans la tr\u00e9mie tout en entra\u00eenant le disque d'\u00e9pandage principal. Cette double fonctionnalit\u00e9 fait du r\u00e9ducteur un composant essentiel et polyvalent pour de nombreux types d'\u00e9pandeurs, des \u00e9pandeurs compacts \u00e0 tra\u00eene aux machines tra\u00een\u00e9es \u00e0 large fl\u00e8che.<\/p>\n<p>5. Aptitude au service en conditions r\u00e9elles<br \/>\nLa bo\u00eete de vitesses L-25J est con\u00e7ue pour faciliter l'entretien par l'op\u00e9rateur. Les points de remplissage, de vidange et de contr\u00f4le du niveau d'huile sont facilement accessibles et positionn\u00e9s de mani\u00e8re optimale, sans qu'il soit n\u00e9cessaire de d\u00e9monter la bo\u00eete de vitesses. Sa capacit\u00e9 d'huile maximale de 0,35 L et l'huile pour engrenages recommand\u00e9e de grade 80W-90 SAE sont des standards du secteur, disponibles chez tous les fournisseurs de mat\u00e9riel agricole du monde. Le premier intervalle de vidange, entre 50 et 70 heures de fonctionnement, permet de d\u00e9tecter rapidement toute usure li\u00e9e au rodage, tandis que l'intervalle standard de 500 heures ou annuel simplifie et rend pr\u00e9visible la maintenance pr\u00e9ventive pour les responsables d'exploitation.<\/p>\n<p>6. Wide Range of Agricultural Applications<br \/>\nOutre l'\u00e9pandage d'engrais, la bo\u00eete de vitesses L-25J est con\u00e7ue pour les faucheuses, les fraises rotatives multi-rangs et les scies \u00e0 ruban, ce qui en fait l'une des bo\u00eetes de vitesses compactes les plus polyvalentes du secteur des machines agricoles. Sa puissance admissible de 11 kW \/ 15 ch et son couple maximal de 1\u00a0000 N\u00b7m couvrent toute la plage de travail des outils agricoles l\u00e9gers et moyens. Que vous exploitiez des syst\u00e8mes de culture mixte (c\u00e9r\u00e9ales et fourrages) ou des exploitations horticoles sp\u00e9cialis\u00e9es, cette bo\u00eete de vitesses agricole pour \u00e9pandeur d'engrais offre des performances fiables saison apr\u00e8s saison, sans le co\u00fbt \u00e9lev\u00e9 des pi\u00e8ces de rechange d'origine.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-8036 size-full\" src=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/L-25J-Fertilizer-Spreader-Gearbox-1-1.9.webp\" alt=\"Bo\u00eete de vitesses pour \u00e9pandeur d&#039;engrais L-25J 1-1,9\" width=\"800\" height=\"800\" srcset=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/L-25J-Fertilizer-Spreader-Gearbox-1-1.9.webp 800w, https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/L-25J-Fertilizer-Spreader-Gearbox-1-1.9-480x480.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) 800px, 100vw\" \/><\/p>\n<h2>Comment fonctionne la bo\u00eete de vitesses de l'\u00e9pandeur d'engrais L-25J\u00a0?<\/h2>\n<p>The L-25J fertilizer spreader gearbox receives rotational power from the tractor’s PTO shaft at a standard input speed of 540 r\/min. Through a precisely engineered 1:1.9 gear arrangement, it converts this input into a higher output speed suited to driving centrifugal spreading discs. The gear pair within the aluminium housing are helical or bevel-cut to minimize noise and vibration during operation, while the gear reduction arrangement (type 1-2) ensures the output shaft delivers the correct torque multiplied force required to overcome the inertia of a loaded hopper disc even under full-load spreading conditions. This smooth, consistent power flow is what distinguishes a quality fertilizer distributor gearbox from lower-grade alternatives that exhibit speed fluctuation and uneven spread patterns.<\/p>\n<p>Le carter en alliage d'aluminium du L-25J dissipe naturellement la chaleur g\u00e9n\u00e9r\u00e9e lors d'un fonctionnement prolong\u00e9 de la prise de force, pr\u00e9servant ainsi l'int\u00e9grit\u00e9 du film lubrifiant interne, m\u00eame lors d'\u00e9pandages d'engrais prolong\u00e9s en climat chaud. Le carter est con\u00e7u avec des logements de roulements usin\u00e9s qui garantissent une pr\u00e9cision dimensionnelle constante tout au long de la dur\u00e9e de vie de la bo\u00eete de vitesses, \u00e9vitant ainsi les vibrations et les contraintes lat\u00e9rales sur les arbres de sortie, probl\u00e8mes courants sur les mod\u00e8les en acier moul\u00e9 moins chers. Des joints \u00e0 l\u00e8vres de haute qualit\u00e9, situ\u00e9s aux sorties des arbres d'entr\u00e9e et de sortie, constituent une barri\u00e8re efficace contre la poussi\u00e8re d'engrais, la boue et l'humidit\u00e9. La bo\u00eete de vitesses est pr\u00e9-\u00e9quip\u00e9e de tous ses composants internes et livr\u00e9e s\u00e8che, permettant \u00e0 l'utilisateur de la remplir d'huile pour engrenages 80W-90 disponible localement avant la premi\u00e8re utilisation. Sa capacit\u00e9 d'huile interne de 0,35 L est suffisante pour assurer une lubrification optimale de toutes les surfaces de contact des engrenages et des roulements pendant l'intervalle d'entretien de 500 heures.<\/p>\n<p>La relation entre le couple de la bo\u00eete de vitesses et la qualit\u00e9 de l'\u00e9pandage d'engrais est directe\u00a0: un couple irr\u00e9gulier entra\u00eene une variation de la vitesse des disques, ce qui se traduit par une largeur d'\u00e9pandage et un dosage irr\u00e9guliers. Le L-25J est con\u00e7u pour un couple de sortie maximal de 1\u00a0000\u00a0N\u00b7m, offrant une r\u00e9serve de couple importante au-del\u00e0 des charges de travail normales. Cette r\u00e9serve garantit une vitesse de disque stable m\u00eame en cas de blocage de la tr\u00e9mie, d'agglom\u00e9ration de mati\u00e8re ou de variations soudaines de la charge. Cette stabilit\u00e9 se traduit par des largeurs d'\u00e9pandage constantes et des dosages pr\u00e9cis, essentiels pour une distribution uniforme des nutriments sur de grandes surfaces et pour \u00e9viter les zones de sur- ou sous-application, sources de gaspillage d'engrais co\u00fbteux.<\/p>\n<p>Bien que la bo\u00eete de vitesses L-25J soit une unit\u00e9 de transmission de puissance m\u00e9caniquement robuste, elle est con\u00e7ue pour \u00eatre utilis\u00e9e avec un arbre de prise de force compatible \u00e9quip\u00e9 d'un syst\u00e8me de protection contre les surcharges par embrayage \u00e0 friction ou boulon de cisaillement. En cas de corps \u00e9tranger ou de blocage de mat\u00e9riau au niveau du disque d'\u00e9pandage ou de l'agitateur, la protection contre les surcharges en amont de la bo\u00eete de vitesses interrompt la transmission du couple avant que les contraintes n'atteignent les composants internes de la bo\u00eete. Cette approche syst\u00e9mique de la protection contre les surcharges garantit la p\u00e9rennit\u00e9 de l'investissement dans la bo\u00eete de vitesses tout au long de sa dur\u00e9e de vie, minimisant ainsi le risque de d\u00e9faillance catastrophique des engrenages qui, autrement, n\u00e9cessiterait un remplacement complet de la bo\u00eete de vitesses plut\u00f4t qu'un simple changement de boulon de cisaillement.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-8164 size-full\" src=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/0_Fertilizer-Spreader-Gearbox-8.webp\" alt=\"Bo\u00eete de vitesses d&#039;\u00e9pandeur d&#039;engrais\" width=\"1200\" height=\"820\" srcset=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/0_Fertilizer-Spreader-Gearbox-8.webp 1200w, https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/0_Fertilizer-Spreader-Gearbox-8-980x670.webp 980w, https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/0_Fertilizer-Spreader-Gearbox-8-480x328.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) 1200px, 100vw\" \/><\/p>\n<h2>Domaines d'application<\/h2>\n<div>\n<h3>Culture c\u00e9r\u00e9ali\u00e8re<\/h3>\n<p>Indispensable pour une application uniforme des engrais azot\u00e9s, phosphat\u00e9s et potassiques sur les cultures de bl\u00e9, de ma\u00efs, d'orge et de riz. Le rapport pr\u00e9cis de 1:1,9 assure une vitesse de disque stable, garantissant une couverture homog\u00e8ne sur de larges passages. Ceci maximise l'absorption des nutriments et permet d'atteindre les rendements \u00e9lev\u00e9s exig\u00e9s par les syst\u00e8mes de production c\u00e9r\u00e9ali\u00e8re commerciaux. Le r\u00e9ducteur s'int\u00e8gre parfaitement \u00e0 la plupart des \u00e9pandeurs centrifuges utilis\u00e9s dans les grandes cultures c\u00e9r\u00e9ali\u00e8res.<\/p>\n<\/div>\n<div>\n<h3>Culture mara\u00eech\u00e8re<\/h3>\n<p>En production mara\u00eech\u00e8re, la pr\u00e9cision de l'apport en nutriments est essentielle \u00e0 la qualit\u00e9 et \u00e0 la s\u00e9curit\u00e9 des r\u00e9coltes. Le r\u00e9ducteur L-25J permet une r\u00e9partition pr\u00e9cise des engrais granul\u00e9s sur les brassicac\u00e9es, les l\u00e9gumes-racines et les salades, aux doses d'application optimales, r\u00e9duisant ainsi les risques de br\u00fblures d'engrais ou d'accumulation de sel dans le sol. Son bo\u00eetier l\u00e9ger en aluminium de 4,1 kg le rend id\u00e9al pour une utilisation sur des \u00e9pandeurs compacts, permettant de man\u0153uvrer ais\u00e9ment dans les syst\u00e8mes de culture \u00e9troits et les potagers.<\/p>\n<\/div>\n<div>\n<h3>Culture fruiti\u00e8re<\/h3>\n<p>Les vergers et les exploitations de petits fruits n\u00e9cessitent une fertilisation cibl\u00e9e \u00e0 des stades de croissance pr\u00e9cis, sans contamination du feuillage ni des fruits. Ce distributeur d'engrais actionne des disques \u00e9pandeurs qui d\u00e9posent les granul\u00e9s d'engrais avec pr\u00e9cision au niveau des racines des arbres ou des vignes, favorisant ainsi une nouaison et un d\u00e9veloppement optimal des fruits. Ses dimensions compactes permettent son int\u00e9gration dans les syst\u00e8mes d'\u00e9pandage inter-rangs utilis\u00e9s dans les vergers commerciaux.<\/p>\n<\/div>\n<div>\n<h3>Gestion des p\u00e2turages<\/h3>\n<p>En \u00e9levage, une r\u00e9partition homog\u00e8ne des engrais sur les p\u00e2turages permanents influe directement sur la qualit\u00e9 du fourrage et sa capacit\u00e9 de charge. Le r\u00e9ducteur L-25J garantit une vitesse de disques constante sur tous types de terrains, assurant une largeur d'\u00e9pandage uniforme m\u00eame en pente. L'application uniforme de chaux et d'azote permise par ce r\u00e9ducteur favorise une croissance \u00e9quilibr\u00e9e du couvert v\u00e9g\u00e9tal, r\u00e9duisant les zones d\u00e9nud\u00e9es et la prolif\u00e9ration des adventices, facteurs de baisse de productivit\u00e9 dans les syst\u00e8mes de p\u00e2turage intensif.<\/p>\n<h3>Vergers et vignobles<\/h3>\n<p>L'\u00e9pandage pr\u00e9cis autour des syst\u00e8mes racinaires d\u00e9licats des vergers et des vignes exige un r\u00e9ducteur assurant un fonctionnement contr\u00f4l\u00e9 et constant des disques. Le L-25J permet une application cibl\u00e9e d'engrais \u00e0 base de potassium, de bore et de zinc, essentiels aux cultures fruiti\u00e8res durant leurs phases de d\u00e9veloppement cl\u00e9s. Ce r\u00e9ducteur s'adapte facilement aux syst\u00e8mes d'\u00e9pandage pendulaires ou \u00e0 disques configur\u00e9s pour une utilisation entre les rangs dans les vergers \u00e0 haute densit\u00e9, o\u00f9 un placement pr\u00e9cis \u00e9vite le gaspillage d'\u00e9l\u00e9ments nutritifs et r\u00e9duit les risques de ruissellement.<\/p>\n<\/div>\n<div>\n<h3>Gestion des pelouses et des gazons<\/h3>\n<p>Les responsables de terrains de sport et les surintendants de golf misent sur une application pr\u00e9cise et personnalisable d'engrais pour obtenir un gazon sain et uniforme. Le r\u00e9ducteur \u00e0 rapport 1:1,9 assure une vitesse de rotation stable des disques pour les engrais \u00e0 granul\u00e9s fins qui n\u00e9cessitent une largeur d'\u00e9pandage constante afin d'\u00e9viter les traces. Le bo\u00eetier compact et l\u00e9ger en aluminium est adapt\u00e9 aux \u00e9pandeurs de petite taille g\u00e9n\u00e9ralement utilis\u00e9s sur les terrains de sport, les fairways de golf et pour l'entretien de pelouses haut de gamme.<\/p>\n<\/div>\n<div>\n<h3>Horticulture et p\u00e9pini\u00e8res<\/h3>\n<p>Les serres et p\u00e9pini\u00e8res utilisent des engrais granulaires solubles et \u00e0 lib\u00e9ration contr\u00f4l\u00e9e, pour lesquels une application pr\u00e9cise est essentielle. Ce r\u00e9ducteur agricole fournit le couple constant n\u00e9cessaire \u00e0 l'alimentation des \u00e9pandeurs dans les espaces de culture confin\u00e9s. Son carter en aluminium r\u00e9sistant \u00e0 la corrosion supporte l'atmosph\u00e8re humide et charg\u00e9e d'engrais des installations de culture prot\u00e9g\u00e9es, garantissant un fonctionnement fiable tout au long de la saison de croissance, sans la d\u00e9gradation du carter souvent constat\u00e9e sur les r\u00e9ducteurs \u00e0 corps en fonte.<\/p>\n<h3>Am\u00e9nagement paysager et jardinage<\/h3>\n<p>Pour les petits jardins, les massifs de fleurs et les am\u00e9nagements paysagers, les \u00e9pandeurs compacts \u00e9quip\u00e9s du r\u00e9ducteur L-25J permettent une application pr\u00e9cise d'engrais, favorisant la vigueur et l'enracinement des plantes. Le rapport de 1:1,9 permet un r\u00e9glage fin de la largeur d'\u00e9pandage, \u00e9pandant l'engrais selon les limites de la parcelle, \u00e9vitant ainsi le gaspillage sur les surfaces dures et pr\u00e9servant les cours d'eau avoisinants. Leur bo\u00eetier l\u00e9ger en aluminium n'alourdit que tr\u00e8s peu l'\u00e9pandeur, con\u00e7u pour une maniabilit\u00e9 optimale m\u00eame dans les espaces restreints.<\/p>\n<\/div>\n<div>\n<h3>Amendements du sol et \u00e9pandage de chaux<\/h3>\n<p>Fertilizer spreader gearboxes are highly effective for distributing soil amendment materials including agricultural lime, gypsum, and organic compost granules. These materials typically require higher torque at startup due to their bulk density, and the L-25J’s 1000 N\u00b7m torque ceiling handles such loads comfortably. Uniform lime application supported by this gearbox corrects soil pH across large field areas efficiently, reducing the number of passes required and minimizing soil compaction from machinery traffic.<\/p>\n<\/div>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-8092 size-full\" src=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/0_Fertilizer-Spreader-Gearbox-Applications-1.webp\" alt=\"Applications des bo\u00eetes de vitesses des \u00e9pandeurs d&#039;engrais\" width=\"1200\" height=\"900\" srcset=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/0_Fertilizer-Spreader-Gearbox-Applications-1.webp 1200w, https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/0_Fertilizer-Spreader-Gearbox-Applications-1-980x735.webp 980w, https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/0_Fertilizer-Spreader-Gearbox-Applications-1-480x360.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) 1200px, 100vw\" \/><\/p>\n<h2>Pi\u00e8ces de bo\u00eete de vitesses pour \u00e9pandeur d'engrais L-25J<\/h2>\n<p>Carter de bo\u00eete de vitesses<br \/>\nThe aluminium alloy housing forms the structural foundation of the L-25J. Precision die-cast and machined to tight dimensional tolerances, it maintains accurate bearing seat geometry and gear mesh alignment throughout the product’s service life. The aluminium material provides excellent thermal conductivity to dissipate heat during sustained operation, while its natural corrosion resistance makes it ideal for the aggressive chemical environment of fertilizer application.<\/p>\n<p>Arbre d'entr\u00e9e<br \/>\nL'arbre d'entr\u00e9e, tremp\u00e9 et rectifi\u00e9, poss\u00e8de un profil cannel\u00e9 de 1 3\/8-6 qui se connecte directement \u00e0 l'arbre de transmission de la prise de force du tracteur. Fabriqu\u00e9 en acier alli\u00e9 de haute qualit\u00e9 et c\u00e9ment\u00e9, il garantit la r\u00e9sistance \u00e0 l'usure des cannelures, m\u00eame apr\u00e8s de nombreux cycles d'accouplement et de d\u00e9saccouplement. Un arbre d'entr\u00e9e en parfait \u00e9tat est essentiel pour assurer une liaison sans vibrations entre la prise de force et le train d'engrenages interne de la bo\u00eete de vitesses.<\/p>\n<p>Engrenages coniques<br \/>\nThe bevel gear pair is the heart of the L-25J’s power transmission. Precision-machined from case-hardened alloy steel and lapped to achieve optimized tooth contact patterns, these gears convert the direction of power flow while stepping up the rotational speed at the 1:1.9 ratio. Correct gear mesh and lubrication of the bevel set directly determines spread uniformity, noise level, and the overall operational life of the gearbox assembly.<\/p>\n<p>arbre de sortie<br \/>\nL'arbre de sortie, d'un diam\u00e8tre ext\u00e9rieur de 22 mm, assure la liaison entre le r\u00e9ducteur et le disque d'\u00e9pandage ou l'agitateur. Usin\u00e9 en acier \u00e0 haute r\u00e9sistance avec un tourillon et une rainure de clavette rectifi\u00e9s, il transmet directement la vitesse et le couple accrus du r\u00e9ducteur au m\u00e9canisme d'\u00e9pandage. L'arbre est support\u00e9 par des roulements de pr\u00e9cision, \u00e0 l'int\u00e9rieur et \u00e0 l'ext\u00e9rieur, afin de supporter les charges radiales et axiales combin\u00e9es dues \u00e0 l'ensemble du disque rotatif.<\/p>\n<p>Roulements<br \/>\nDes roulements \u00e0 billes \u00e0 gorge profonde ou des roulements \u00e0 rouleaux coniques sont utilis\u00e9s \u00e0 chaque point de support d'arbre du L-25J. Ils sont s\u00e9lectionn\u00e9s pour leur capacit\u00e9 \u00e0 supporter les charges radiales combin\u00e9es dues \u00e0 l'engr\u00e8nement et les charges axiales dues au poids du disque et aux forces d'\u00e9talement centrifuges. Des roulements \u00e9tanches pr\u00e9-graiss\u00e9s \u00e0 la sortie de l'arbre de sortie emp\u00eachent la p\u00e9n\u00e9tration d'engrais, tandis que le roulement de l'arbre d'entr\u00e9e est lubrifi\u00e9 par le bain d'huile pour engrenages 80W-90 circulant dans le carter de la bo\u00eete de vitesses.<\/p>\n<p>Joints d'\u00e9tanch\u00e9it\u00e9 \u00e0 l'huile<br \/>\nDes joints \u00e0 l\u00e8vres en caoutchouc NBR de haute qualit\u00e9 sont install\u00e9s \u00e0 chaque sortie d'arbre pour emp\u00eacher les fuites d'huile du carter et bloquer la p\u00e9n\u00e9tration de poussi\u00e8res d'engrais, d'humidit\u00e9 et de contaminants provenant des champs. Dans l'environnement chimique agressif de l'\u00e9pandage d'engrais, la qualit\u00e9 des joints est primordiale\u00a0: les joints de qualit\u00e9 inf\u00e9rieure se d\u00e9t\u00e9riorent rapidement au contact de l'azote et des phosphates, ce qui entra\u00eene des pertes d'huile, un manque de lubrification des paliers et une usure interne acc\u00e9l\u00e9r\u00e9e. Le remplacement des joints est une op\u00e9ration standard. <a href=\"https:\/\/korea-transmission.com\/fr\/products\/fertilizer-spreader-gearbox\/\"><strong>bo\u00eete de vitesses de l'\u00e9pandeur d'engrais<\/strong><\/a> pi\u00e8ce qui doit \u00eatre inspect\u00e9e \u00e0 chaque intervalle d'entretien.<\/p>\n<p>Syst\u00e8me de lubrification<br \/>\nLe L-25J utilise un syst\u00e8me de lubrification par barbotage\u00a0: l\u2019engrenage inf\u00e9rieur est immerg\u00e9 dans le carter d\u2019huile de 0,35\u00a0L et projette le lubrifiant sur les dents d\u2019engrenage et les surfaces de contact des roulements pendant la rotation. L\u2019huile pour engrenages 80W-90 SAE pr\u00e9conis\u00e9e assure un film lubrifiant ad\u00e9quat aux temp\u00e9ratures normales de fonctionnement, prot\u00e9geant ainsi toutes les surfaces internes du contact m\u00e9tal sur m\u00e9tal. Les bouchons de remplissage et de vidange d\u2019huile sont accessibles de l\u2019ext\u00e9rieur du carter, ce qui facilite les vidanges d\u2019huile aux intervalles recommand\u00e9s de 500\u00a0heures, sans avoir \u00e0 d\u00e9monter la bo\u00eete de vitesses du ch\u00e2ssis de l\u2019\u00e9pandeur.<\/p>\n<p>Joints et fixations pour bo\u00eetiers<br \/>\nLe joint d'\u00e9tanch\u00e9it\u00e9 entre les deux moiti\u00e9s du bo\u00eetier est fabriqu\u00e9 dans un mat\u00e9riau r\u00e9sistant \u00e0 l'huile afin de garantir une \u00e9tanch\u00e9it\u00e9 parfaite, m\u00eame sous l'effet des variations de temp\u00e9rature inh\u00e9rentes \u00e0 une utilisation agricole saisonni\u00e8re. Les fixations du bo\u00eetier, en acier inoxydable ou zingu\u00e9, r\u00e9sistent \u00e0 la corrosion superficielle caus\u00e9e par les projections d'engrais, assurant ainsi un remontage s\u00fbr apr\u00e8s utilisation et pr\u00e9venant la corrosion galvanique entre les fixations et le bo\u00eetier en aluminium, qui peut entra\u00eener le grippage des boulons apr\u00e8s un stockage prolong\u00e9 en ext\u00e9rieur.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-8073 size-full\" src=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/0_Fertilizer-Spreader-Gearbox-5.webp\" alt=\"Bo\u00eete de vitesses d&#039;\u00e9pandeur d&#039;engrais\" width=\"1000\" height=\"1000\" srcset=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/0_Fertilizer-Spreader-Gearbox-5.webp 1000w, https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/0_Fertilizer-Spreader-Gearbox-5-980x980.webp 980w, https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/0_Fertilizer-Spreader-Gearbox-5-480x480.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) 1000px, 100vw\" \/><\/p>\n<h2>D\u00e9pannage courant<\/h2>\n<div>\n<h3>Fuite d'huile aux sorties du puits<\/h3>\n<p>La pr\u00e9sence d'huile suintant autour de l'arbre d'entr\u00e9e ou de sortie indique g\u00e9n\u00e9ralement des joints \u00e0 l\u00e8vres us\u00e9s ou endommag\u00e9s. Ce probl\u00e8me est souvent d\u00fb \u00e0 un fonctionnement prolong\u00e9 sans entretien, \u00e0 la d\u00e9gradation du caoutchouc des joints par les engrais ou \u00e0 des rayures sur l'arbre. Avant la remise en service, vidangez l'huile, inspectez la surface de l'arbre \u00e0 la recherche de rayures, remplacez les deux joints, remplissez le carter avec de l'huile neuve 80W-90 et v\u00e9rifiez que les fixations du carter sont serr\u00e9es au couple prescrit.<\/p>\n<\/div>\n<div>\n<h3>Bruit inhabituel pendant le fonctionnement<\/h3>\n<p>Des bruits de grincement ou de sifflement provenant de la bo\u00eete de vitesses indiquent une usure des engrenages, des dommages aux roulements ou un niveau d'huile dangereusement bas. Commencez par v\u00e9rifier le niveau d'huile de la bo\u00eete de vitesses de l'\u00e9pandeur d'engrais par le bouchon de niveau, machine plac\u00e9e sur un sol plat. Si le niveau d'huile est correct, vidangez-la et examinez-la afin de d\u00e9tecter la pr\u00e9sence de particules m\u00e9talliques. Une contamination m\u00e9tallique excessive confirme une usure interne des engrenages ou des roulements, n\u00e9cessitant une inspection de la bo\u00eete de vitesses par un professionnel et le remplacement des composants avant toute nouvelle utilisation.<\/p>\n<\/div>\n<div>\n<h3>R\u00e9partition irr\u00e9guli\u00e8re des engrais<\/h3>\n<p>Une largeur d'\u00e9pandage irr\u00e9guli\u00e8re ou des rayures dans le champ peuvent \u00eatre dues \u00e0 une variation de la vitesse du disque caus\u00e9e par l'usure des engrenages internes ou une vitesse de prise de force incorrecte. V\u00e9rifiez que la prise de force du tracteur fonctionne \u00e0 sa vitesse nominale de 540 tr\/min. Contr\u00f4lez le jeu de l'arbre de sortie\u00a0: un jeu ou un vacillement pourrait indiquer une usure des roulements. V\u00e9rifiez l'\u00e9tat des ailettes du disque et assurez-vous qu'il est correctement fix\u00e9 dans la rainure de clavette de l'arbre de sortie et que les fixations sont bien serr\u00e9es et intactes.<\/p>\n<\/div>\n<div>\n<h3>Carter de bo\u00eete de vitesses en surchauffe<\/h3>\n<p>Excessive housing temperature during operation points to inadequate lubrication, incorrect oil viscosity, or overloading beyond the 11 kW \/ 1000 N\u00b7m rated limits. Check and correct the oil level immediately, ensure 80W-90 SAE grade oil is used rather than a thicker or thinner alternative, and verify that the machine application rate and material density are within the spreader’s design capacity. Continuing to operate an overheating gearbox will accelerate gear and bearing wear substantially.<\/p>\n<\/div>\n<div>\n<h3>Vibrations de la prise de force au point de connexion<\/h3>\n<p>Vibration at the PTO-to-gearbox interface suggests a worn or damaged input shaft spline, a mismatched PTO shaft profile, or a worn PTO driveshaft universal joint. Inspect the 1.3\/8-6 input spline for radial play and tooth wear. Confirm PTO driveshaft yoke angles are within the manufacturer’s specified limits. Excessive angularity at the PTO shaft causes cyclic torque variation that accelerates internal gear fatigue and reduces gearbox lifespan significantly.<\/p>\n<\/div>\n<div>\n<h3>L'arbre de sortie ne tourne pas.<\/h3>\n<p>Un arbre de sortie gripp\u00e9 ou ne tournant pas, prise de force enclench\u00e9e, indique g\u00e9n\u00e9ralement un grippage complet des roulements d\u00fb \u00e0 un manque d'huile, ou un disque bloqu\u00e9 suite \u00e0 l'impact d'un corps \u00e9tranger. D\u00e9sengagez imm\u00e9diatement la prise de force et v\u00e9rifiez l'absence d'obstructions externes au niveau du disque. En l'absence d'obstruction externe, la bo\u00eete de vitesses doit \u00eatre inspect\u00e9e en atelier afin de d\u00e9tecter un \u00e9ventuel grippage des roulements ou des engrenages. Ne tentez pas de forcer la rotation d'un arbre de sortie gripp\u00e9, car cela risquerait d'aggraver les dommages internes.<\/p>\n<\/div>\n<div>\n<h3>Huile trouble ou laiteuse \u00e0 l'inspection<\/h3>\n<p>L'aspect laiteux ou \u00e9mulsionn\u00e9 de l'huile lors de la v\u00e9rification du bouchon de vidange confirme la pr\u00e9sence d'eau \u00e0 l'int\u00e9rieur de la bo\u00eete de vitesses, g\u00e9n\u00e9ralement due \u00e0 une d\u00e9faillance d'un joint ou \u00e0 une fissure du carter permettant l'infiltration d'humidit\u00e9 apr\u00e8s un nettoyage haute pression. Vidangez compl\u00e8tement l'huile contamin\u00e9e, rincez \u00e0 l'huile min\u00e9rale propre, inspectez et remplacez les joints et les composants du carter fissur\u00e9s, puis remplissez avec de l'huile pour engrenages 80W-90 neuve. L'huile contamin\u00e9e par l'eau perd rapidement ses propri\u00e9t\u00e9s lubrifiantes et provoque une usure pr\u00e9matur\u00e9e des engrenages et des roulements.<\/p>\n<\/div>\n<div>\n<h3>Fissures ou dommages physiques au bo\u00eetier<\/h3>\n<p>Les microfissures ou les fractures d'impact dans le carter en aluminium r\u00e9sultent g\u00e9n\u00e9ralement d'un choc avec des obstacles sur le terrain, d'un montage incorrect sans isolation des vibrations ou d'un serrage excessif des boulons de fixation qui fragilise la pi\u00e8ce moul\u00e9e. Les fissures superficielles mineures peuvent parfois \u00eatre r\u00e9par\u00e9es temporairement sur le terrain avec des compos\u00e9s de r\u00e9paration \u00e9poxy pour m\u00e9taux, mais un carter fissur\u00e9 qui perce la chambre d'huile n\u00e9cessite le remplacement de la bo\u00eete de vitesses. Contactez CMN Transmission pour conna\u00eetre la disponibilit\u00e9 des carters de remplacement et les prix actuels pour votre unit\u00e9 L-25J.<\/p>\n<\/div>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-8052 size-full\" src=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/0_Fertilizer-Spreader-Gearbox-2.webp\" alt=\"Bo\u00eete de vitesses d&#039;\u00e9pandeur d&#039;engrais\" width=\"1200\" height=\"820\" srcset=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/0_Fertilizer-Spreader-Gearbox-2.webp 1200w, https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/0_Fertilizer-Spreader-Gearbox-2-980x670.webp 980w, https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/0_Fertilizer-Spreader-Gearbox-2-480x328.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) 1200px, 100vw\" \/><\/p>\n<h2>Bo\u00eete de vitesses d'\u00e9pandeur d'engrais vs bo\u00eete de vitesses de broyeur \u00e0 fl\u00e9aux<\/h2>\n<h3>Qu'est-ce qu'une bo\u00eete de vitesses pour \u00e9pandeur d'engrais\u00a0?<\/h3>\n<p>A\u00a0fertilizer spreader gearbox, also called a\u00a0fertilizer distributor gearbox, is an essential component of agricultural machinery specifically designed for tasks such as soil preparation, crop treatment, and fertilizer spreading. Located at the center of the machine, it transmits power from the tractor’s PTO to the spinning discs or augers that evenly distribute fertilizer across the fields. These gearboxes are engineered for durability and reliability, ensuring consistent power transmission to meet varying operational demands. They are equipped with a series of gears and shafts that adjust the rotational speed and torque based on spreading requirements, optimizing machine performance.<\/p>\n<h4>Avantages des bo\u00eetes de vitesses pour \u00e9pandeurs d'engrais<\/h4>\n<ul>\n<li><strong>Application de pr\u00e9cision :<\/strong>\u00a0Assure une vitesse de disque constante qui se traduit par des largeurs d'\u00e9pandage et des taux d'application r\u00e9p\u00e9tables dans des conditions de terrain et pour diff\u00e9rents types de mat\u00e9riaux.<\/li>\n<li><strong>R\u00e9sistance \u00e0 la corrosion :<\/strong>\u00a0Le bo\u00eetier en aluminium et les composants internes \u00e9tanches r\u00e9sistent aux attaques chimiques des engrais azot\u00e9s, potassiques et phosphat\u00e9s pendant plusieurs saisons.<\/li>\n<li><strong>Conception l\u00e9g\u00e8re :<\/strong>\u00a0At 4.1 kg, the L-25J adds minimal weight to the spreader frame, reducing the implement’s total mass and improving tractor fuel efficiency during field operations.<\/li>\n<li><strong>Capacit\u00e9 d'acc\u00e9l\u00e9ration\u00a0:<\/strong>\u00a0Le rapport 1:1,9 convertit la vitesse de prise de force standard de 540 tr\/min en la vitesse de rotation du disque plus \u00e9lev\u00e9e n\u00e9cessaire \u00e0 l'\u00e9pandage centrifuge sans n\u00e9cessiter de bo\u00eete de vitesses \u00e0 rapport sup\u00e9rieur s\u00e9par\u00e9e dans la transmission.<\/li>\n<li><strong>Compatibilit\u00e9 multi-applications\u00a0:<\/strong>\u00a0Fonctionnant sur des tondeuses, des fraises rotatives et des scies \u00e0 ruban, en plus de l'\u00e9pandage d'engrais, cet appareil offre une valeur ajout\u00e9e pour plusieurs types de machines sur une exploitation agricole mixte.<\/li>\n<\/ul>\n<h4>Applications des bo\u00eetes de vitesses pour \u00e9pandeurs d'engrais<\/h4>\n<ul>\n<li>\u00c9pandeurs d'engrais centrifuges \u00e0 double disque et \u00e0 disque unique pour les cultures arables et horticoles<\/li>\n<li>\u00c9pandeurs de chaux et d'amendements de sol pour les programmes de correction du pH<\/li>\n<li>\u00c9pandeurs pendulaires utilis\u00e9s dans les applications de pr\u00e9cision des exploitations mara\u00eech\u00e8res et fruiti\u00e8res<\/li>\n<li>\u00c9quipement d'\u00e9pandage d'engrais pour terrains de sport et parcours de golf<\/li>\n<li>Syst\u00e8mes de fertilisation des p\u00e2turages dans les exploitations laiti\u00e8res et ovines<\/li>\n<\/ul>\n<h3>Qu'est-ce qu'une bo\u00eete de vitesses pour faucheuse \u00e0 fl\u00e9aux\u00a0?<\/h3>\n<p>A flail mower gearbox is the essential power transmission component in a flail mower, designed to efficiently convert the tractor’s PTO power into the necessary torque for effective vegetation cutting. Constructed from high-quality materials such as cast iron or aluminium alloy, these gearboxes are built to withstand heavy-duty mowing operations involving high rotor inertia and impact loads from stones and debris. The gearbox houses interlocking spur, worm, or bevel gears encased in a robust housing that protects internal components from dirt and plant debris. Regular lubrication ensures smooth operation and extends the gearbox’s lifespan under demanding cutting conditions.<\/p>\n<h4>Avantages des bo\u00eetes de vitesses pour broyeurs \u00e0 fl\u00e9aux<\/h4>\n<ul>\n<li><strong>Capacit\u00e9 de couple \u00e9lev\u00e9e :<\/strong>\u00a0Con\u00e7u pour r\u00e9sister aux chocs g\u00e9n\u00e9r\u00e9s lorsque les lames du fl\u00e9au heurtent des rochers, des souches et une v\u00e9g\u00e9tation dense, sans d\u00e9faillance catastrophique de l'\u00e9quipement.<\/li>\n<li><strong>R\u00e9duction de vitesse :<\/strong>\u00a0R\u00e9duit progressivement la vitesse d'entr\u00e9e de la prise de force vers un r\u00e9gime de rotor plus bas et \u00e0 couple plus \u00e9lev\u00e9, adapt\u00e9 \u00e0 la coupe de v\u00e9g\u00e9tation dense sans survitesse des extr\u00e9mit\u00e9s des lames du fl\u00e9au.<\/li>\n<li><strong>Logement robuste :<\/strong>\u00a0Les carters en fonte ou en aluminium \u00e9pais r\u00e9sistent aux vibrations et aux chocs transmis par la transmission lors des impacts du rotor sur terrain accident\u00e9.<\/li>\n<li><strong>Compatibilit\u00e9 avec la protection contre les surcharges\u00a0:<\/strong>\u00a0Con\u00e7u pour fonctionner avec des syst\u00e8mes de protection \u00e0 embrayage \u00e0 glissement ou \u00e0 boulon de cisaillement qui emp\u00eachent les dommages \u00e0 la bo\u00eete de vitesses lorsque des blocages de rotor se produisent dans de l'herbe \u00e9paisse ou des r\u00e9sidus de r\u00e9colte.<\/li>\n<\/ul>\n<h4>Applications des bo\u00eetes de vitesses pour broyeurs \u00e0 fl\u00e9aux<\/h4>\n<ul>\n<li>Op\u00e9rations de fauchage des bords de route et des accotements dans le cadre de l'entretien des routes<\/li>\n<li>Gestion de la v\u00e9g\u00e9tation au sol des vergers et contr\u00f4le des broussailles<\/li>\n<li>Broyage et paillage des r\u00e9sidus de r\u00e9colte apr\u00e8s la r\u00e9colte<\/li>\n<li>D\u00e9broussaillage et r\u00e9duction des broussailles sur terrain difficile<\/li>\n<li>Gestion des rangs de vigne et suppression de l'herbe entre les rangs de vigne<\/li>\n<\/ul>\n<h3>Tableau comparatif\u00a0:<\/h3>\n<div>\n<table style=\"height: 400px; width: 100%;\" border=\"1\" cellspacing=\"0\" cellpadding=\"0\">\n<thead>\n<tr>\n<th style=\"text-align: center;\">Fonctionnalit\u00e9<\/th>\n<th style=\"text-align: center;\">Bo\u00eete de vitesses d'\u00e9pandeur d'engrais<\/th>\n<th style=\"text-align: center;\">Bo\u00eete de vitesses de broyeur \u00e0 fl\u00e9aux<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"text-align: center;\">Fonction principale<\/td>\n<td style=\"text-align: center;\">Entra\u00eenement des disques rotatifs \/ vis sans fin pour l'\u00e9pandage d'engrais<\/td>\n<td style=\"text-align: center;\">Rotor \u00e0 fl\u00e9aux entra\u00een\u00e9 pour la coupe et le broyage de la v\u00e9g\u00e9tation<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">Rapport de transmission typique<\/td>\n<td style=\"text-align: center;\">Acc\u00e9l\u00e9ration (par exemple 1:1,9 pour un entra\u00eenement par disque centrifuge)<\/td>\n<td style=\"text-align: center;\">R\u00e9duction de vitesse (par exemple, de 1,3:1 \u00e0 2,9:1 pour l'entra\u00eenement du rotor)<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">Charger le personnage<\/td>\n<td style=\"text-align: center;\">Couple r\u00e9gulier et constant\u00a0; faible encha\u00eenement des chocs<\/td>\n<td style=\"text-align: center;\">Charges de choc et d'impact \u00e9lev\u00e9es dues aux impacts de d\u00e9bris<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">Mat\u00e9riau du bo\u00eetier<\/td>\n<td style=\"text-align: center;\">Aluminium (l\u00e9ger, r\u00e9sistant \u00e0 la corrosion)<\/td>\n<td style=\"text-align: center;\">Fonte ou alliage d'aluminium (r\u00e9sistance aux chocs \u00e9lev\u00e9e)<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">Poids<\/td>\n<td style=\"text-align: center;\">L\u00e9ger (L-25J : 4,1 kg)<\/td>\n<td style=\"text-align: center;\">Plus lourd (g\u00e9n\u00e9ralement de 15 \u00e0 50 kg selon le mod\u00e8le)<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">Exigences en mati\u00e8re de corrosion<\/td>\n<td style=\"text-align: center;\">Critique : l'exposition aux engrais chimiques est continue<\/td>\n<td style=\"text-align: center;\">Mod\u00e9r\u00e9 : exposition aux herbes et aux d\u00e9bris de r\u00e9colte<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">Capacit\u00e9 p\u00e9troli\u00e8re<\/td>\n<td style=\"text-align: center;\">Petit (0,35 L pour L-25J)<\/td>\n<td style=\"text-align: center;\">Plus grand (1,5 \u00e0 5 L selon la taille)<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">Application typique<\/td>\n<td style=\"text-align: center;\">\u00c9pandage d'engrais et de chaux, \u00e9pandage de semences<\/td>\n<td style=\"text-align: center;\">Tonte des bords de route, entretien des vergers, paillage<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">Protection contre les surcharges<\/td>\n<td style=\"text-align: center;\">Embrayage \u00e0 glissement de prise de force recommand\u00e9 en amont<\/td>\n<td style=\"text-align: center;\">Protection essentielle pour embrayage \u00e0 glissement ou boulon de cisaillement<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-8074 size-full\" src=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/0_Fertilizer-Spreader-Gearbox-6.webp\" alt=\"Bo\u00eete de vitesses d&#039;\u00e9pandeur d&#039;engrais\" width=\"1000\" height=\"1000\" srcset=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/0_Fertilizer-Spreader-Gearbox-6.webp 1000w, https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/0_Fertilizer-Spreader-Gearbox-6-980x980.webp 980w, https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/0_Fertilizer-Spreader-Gearbox-6-480x480.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) 1000px, 100vw\" \/><\/p>\n<h2>Fertilizer Spreader Gearbox and PTO Drive Shaft<\/h2>\n<p>Fertilizer spreader gearboxes transfer power from the tractor’s PTO to the spinner discs or agitators that distribute fertilizer, seed, or granular amendments. The gearbox reduces or steps up PTO rotational speed, adjusts torque, and ensures consistent spreading performance across varying ground speeds and material types. The L-25J’s durable, corrosion-resistant aluminium design withstands harsh fertilizer environments for multiple seasons without housing degradation. It converts the 540 r\/min PTO input to the optimized disc speed required for the target spreading width, ensuring nutrient placement is uniform and accurate across every pass of the field.<\/p>\n<p>Le train d'engrenages interne, les roulements \u00e9tanches et le syst\u00e8me de lubrification \u00e0 l'huile fonctionnent de concert pour maintenir des performances constantes sans intervention de l'op\u00e9rateur entre les intervalles d'entretien sp\u00e9cifi\u00e9s. Pour les op\u00e9rateurs qui recherchent un remplacement direct pour une unit\u00e9 Comer L-25J us\u00e9e, cette bo\u00eete de vitesses offre une correspondance pr\u00e9cise avec les sp\u00e9cifications d'origine, notamment des profils de cannelures, des entraxes de fixation et des dimensions d'arbre identiques, permettant un remplacement \u00e0 l'identique sur le terrain avec des outils agricoles manuels standard.<\/p>\n<p>Un arbre de prise de force (PDF), \u00e9galement appel\u00e9 arbre de transmission, est un composant m\u00e9canique de la transmission qui transmet la puissance de rotation d'un tracteur ou d'un moteur directement \u00e0 un outil ou un \u00e9quipement attel\u00e9. Au lieu d'avoir un moteur d\u00e9di\u00e9 pour chaque machine agricole, l'arbre de prise de force permet \u00e0 un seul tracteur d'alimenter une large gamme d'outils, des fraises rotatives et broyeurs \u00e0 fl\u00e9aux aux d\u00e9chiqueteuses, presses \u00e0 balles et \u00e9pandeurs d'engrais. Les arbres de prise de force sont standardis\u00e9s \u00e0 des vitesses de fonctionnement courantes de 540 tr\/min (pour les outils agricoles l\u00e9gers) et de 1\u00a0000 tr\/min (pour les outils plus puissants), avec des profils de cannelures standard correspondants, notamment la cannelure 1\u00a03\/8-6 utilis\u00e9e par l'arbre d'entr\u00e9e de la bo\u00eete de vitesses L-25J.<\/p>\n<p>Les arbres de prise de force (PDF) sont \u00e9quip\u00e9s de joints de cardan \u00e0 chaque extr\u00e9mit\u00e9 afin de compenser le d\u00e9calage angulaire entre la sortie de la PDF fixe du tracteur et le point d'attelage mobile de l'outil. Des sections tubulaires t\u00e9lescopiques permettent \u00e0 l'arbre de s'allonger et de se r\u00e9tracter lorsque l'outil est lev\u00e9 ou abaiss\u00e9 sur le relevage trois points ou lors des man\u0153uvres en bout de champ. Un carter de protection recouvre l'arbre rotatif et doit \u00eatre maintenu en place en permanence pendant le fonctionnement afin de prot\u00e9ger l'op\u00e9rateur contre tout risque d'enchev\u00eatrement.<\/p>\n<p>L'arbre de prise de force relie directement la source d'\u00e9nergie du tracteur \u00e0 l'arbre d'entr\u00e9e de la bo\u00eete de vitesses L-25J via un accouplement cannel\u00e9 standard de 1 3\/8\"-6\". Le tracteur engage la prise de force \u00e0 son r\u00e9gime nominal de 540 tr\/min, et cette vitesse de rotation est transmise \u00e0 l'arbre d'entr\u00e9e de la bo\u00eete de vitesses. <a href=\"https:\/\/korea-transmission.com\/fr\/pto-shafts\/\"><strong>arbre de transmission de prise de force<\/strong><\/a> L'entr\u00e9e de la bo\u00eete de vitesses est transmise par ses joints universels. \u00c0 l'int\u00e9rieur de la bo\u00eete de vitesses, le couple d'engrenages coniques convertit cette entr\u00e9e au rapport 1:1,9, fournissant une vitesse de sortie plus \u00e9lev\u00e9e et un couple proportionnellement r\u00e9duit au disque d'\u00e9pandage.<\/p>\n<p>La qualit\u00e9 et l'\u00e9tat de l'arbre de prise de force (PDF) influent directement sur le bon fonctionnement de la bo\u00eete de vitesses\u00a0: des joints de cardan us\u00e9s engendrent des fluctuations cycliques de vitesse qui provoquent des vibrations et une usure pr\u00e9matur\u00e9e des engrenages. Un angle excessif de l'arbre de PDF, au-del\u00e0 des limites nominales des joints de cardan, entra\u00eene des variations de vitesse similaires. C'est pourquoi CMN Transmission recommande de v\u00e9rifier le jeu et l'usure des joints de cardan de l'arbre de PDF \u00e0 chaque d\u00e9but de saison et de s'assurer, avant l'installation, que la longueur et la s\u00e9rie de l'arbre de PDF sont adapt\u00e9es au mod\u00e8le d'\u00e9pandeur.<\/p>\n<p>CMN Transmission propose une gamme compl\u00e8te d'arbres de prise de force, de joints universels, de brides et de limiteurs de couple compatibles avec la bo\u00eete de vitesses L-25J et notre vaste gamme d'outils agricoles. Contactez notre \u00e9quipe technique pour d\u00e9terminer les sp\u00e9cifications d'arbre de prise de force adapt\u00e9es \u00e0 votre tracteur et \u00e0 la configuration de votre \u00e9pandeur.<\/p>\n<table style=\"border-collapse: collapse; width: 100%;\">\n<tbody>\n<tr>\n<td style=\"width: 50%;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-8001 size-full\" src=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/L-25A-Fertilizer-Spreader-Gearbox-1.9-1.webp\" alt=\"Bo\u00eete de vitesses pour \u00e9pandeur d&#039;engrais L-25A 1.9-1\" width=\"800\" height=\"800\" srcset=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/L-25A-Fertilizer-Spreader-Gearbox-1.9-1.webp 800w, https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/L-25A-Fertilizer-Spreader-Gearbox-1.9-1-480x480.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) 800px, 100vw\" \/><\/td>\n<td style=\"width: 50%;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-343 size-full\" src=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2025\/04\/PTO-Shaft.webp\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) 1000px, 100vw\" srcset=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2025\/04\/PTO-Shaft.webp 1000w, https:\/\/korea-transmission.com\/wp-content\/uploads\/2025\/04\/PTO-Shaft-980x980.webp 980w, https:\/\/korea-transmission.com\/wp-content\/uploads\/2025\/04\/PTO-Shaft-480x480.webp 480w\" alt=\"arbre de prise de force\" width=\"1000\" height=\"1000\" \/><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Why Choose CMN Transmission’s Fertilizer Spreader Gearboxes?<\/h2>\n<p>Korea CMN Transmission Co., Ltd., fond\u00e9e en 2000 et situ\u00e9e \u00e0 Sandan-o, Danwon-gu, Ansan-si, Gyeonggi-do, en Cor\u00e9e du Sud, emploie plus de 100 personnes d\u00e9di\u00e9es \u00e0 la recherche, au d\u00e9veloppement, \u00e0 la fabrication, \u00e0 la vente et au service apr\u00e8s-vente de r\u00e9ducteurs agricoles. Forte de plus de vingt ans d'activit\u00e9 continue, CMN Transmission est devenue un fournisseur mondial de confiance. Exportant vers plus de 60 pays, CMN Transmission garantit une expertise technique pointue et une qualit\u00e9 de fabrication constante pour chacun des produits de son catalogue.<\/p>\n<p>Notre gamme de produits comprend des r\u00e9ducteurs pour broyeurs rotatifs, fraises rotatives, m\u00e9langeuses d'aliments, faucheuses rotatives, \u00e9pandeurs d'engrais, broyeurs \u00e0 fl\u00e9aux, tari\u00e8res, presses \u00e0 balles rondes et carr\u00e9es, faucheuses \u00e0 disques, syst\u00e8mes d'irrigation \u00e0 pivot central, transmissions hydrauliques, ensileuses, pulv\u00e9risateurs arboricoles, andaineurs rotatifs, moissonneuses-batteuses, silos \u00e0 grains, syst\u00e8mes de transport de grains, cueilleuses \u00e0 ma\u00efs, barres de coupe et distributeurs d'aliments pour volailles, ainsi que des r\u00e9ducteurs agricoles sur mesure couvrant pr\u00e8s de mille sp\u00e9cifications. Ces produits sont largement utilis\u00e9s dans les \u00e9quipements de r\u00e9colte des c\u00e9r\u00e9ales, les machines fourrag\u00e8res, les faucheuses, les presses \u00e0 balles, les andaineurs, les fraises rotatives, les \u00e9pandeurs d'engrais, les pulv\u00e9risateurs, les m\u00e9langeuses d'aliments, les ensileuses et les moissonneuses-batteuses sur les march\u00e9s du monde entier.<\/p>\n<p>CMN Transmission’s broader product portfolio also includes PTO shafts, universal joints, yokes, tubes, torque limiters, covers, adapters, couplings, bearings, blades, chains, and sprockets, enabling us to supply complete driveline solutions rather than individual components alone. With annual production exceeding 500,000 units, CMN Transmission consistently delivers reliable performance and long-term durability for global OEM manufacturers and aftermarket distributors.<\/p>\n<p>Tous nos produits sont fabriqu\u00e9s selon des syst\u00e8mes de gestion de la qualit\u00e9 certifi\u00e9s CE et ISO 9001, garantissant une pr\u00e9cision dimensionnelle constante, la conformit\u00e9 des mat\u00e9riaux aux sp\u00e9cifications et une fiabilit\u00e9 de performance optimale pour chaque lot. Nos produits sont export\u00e9s vers les \u00c9tats-Unis, le Canada, le Mexique, le Br\u00e9sil, l'Argentine, la France, l'Allemagne, l'Italie, l'Espagne, le Royaume-Uni, la Russie, la Chine, l'Inde, la Tha\u00eflande, le Vietnam, la Turquie, l'Australie, la Nouvelle-Z\u00e9lande et d'autres pays. Nous b\u00e9n\u00e9ficions d'une vaste exp\u00e9rience dans la fourniture de solutions techniques aux partenaires du secteur des machines agricoles dans toutes les grandes r\u00e9gions agricoles du monde.<\/p>\n<p>Pour les fournisseurs de r\u00e9ducteurs d'\u00e9pandeurs d'engrais et les \u00e9quipes d'approvisionnement des \u00e9quipementiers, CMN Transmission propose une production sur mesure bas\u00e9e sur les plans et sp\u00e9cifications du client. Que vous ayez besoin d'un remplacement direct pour un r\u00e9ducteur Comer comme le L-25J, d'une configuration de rapport modifi\u00e9e, d'un syst\u00e8me de fixation personnalis\u00e9 ou d'un produit sous marque priv\u00e9e pour votre r\u00e9seau de distribution, notre \u00e9quipe d'ing\u00e9nieurs est en mesure de r\u00e9pondre \u00e0 vos besoins, du prototype \u00e0 la production en s\u00e9rie. En choisissant CMN Transmission, vous b\u00e9n\u00e9ficiez de l'expertise d'un fabricant reconnu, fort de vingt ans d'exp\u00e9rience dans le domaine des r\u00e9ducteurs agricoles, d'un r\u00e9seau logistique mondial et d'une \u00e9quipe d'assistance technique qui comprend parfaitement les contraintes op\u00e9rationnelles auxquelles votre mat\u00e9riel est confront\u00e9 au quotidien.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-8178 size-full\" src=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/0_Fertilizer-Spreader-Gearbox-Manufacturers.webp\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) 1200px, 100vw\" srcset=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/0_Fertilizer-Spreader-Gearbox-Manufacturers.webp 1200w, https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/0_Fertilizer-Spreader-Gearbox-Manufacturers-980x711.webp 980w, https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/0_Fertilizer-Spreader-Gearbox-Manufacturers-480x348.webp 480w\" alt=\"Fabricants de bo\u00eetes de vitesses pour \u00e9pandeurs d&#039;engrais\" width=\"1200\" height=\"870\" \/><\/p>\n<h2>Foire aux questions<\/h2>\n<p><strong>Q : Le CMN L-25J remplace-t-il directement le r\u00e9ducteur de l'\u00e9pandeur d'engrais Comer L-25J ?<\/strong><br \/>\nR : Oui. Le CMN L-25J est con\u00e7u pour remplacer directement le Comer L-25J, avec le m\u00eame rapport de r\u00e9duction de 1:1,9, le m\u00eame profil de cannelure d'entr\u00e9e de 1 3\/8-6, le m\u00eame diam\u00e8tre d'arbre de sortie de 22 mm et le m\u00eame entraxe de fixation. Cela permet une installation identique sur tous les mod\u00e8les d'\u00e9pandeurs initialement \u00e9quip\u00e9s du Comer L-25J, sans aucune modification. Avant de commander, v\u00e9rifiez toujours les dimensions de montage et les sp\u00e9cifications de l'arbre avec votre machine si celle-ci a \u00e9t\u00e9 modifi\u00e9e.<\/p>\n<p><strong>Q : Quelle huile dois-je utiliser dans la bo\u00eete de vitesses de l'\u00e9pandeur d'engrais L-25J, et comment puis-je v\u00e9rifier le niveau d'huile ?<\/strong><br \/>\nA : Utilisez de l'huile pour engrenages SAE 80W-90 comme sp\u00e9cifi\u00e9. Pour v\u00e9rifier le niveau d'huile de la bo\u00eete de vitesses de l'\u00e9pandeur d'engrais, placez l'\u00e9pandeur sur une surface plane, retirez le bouchon de niveau d'huile (situ\u00e9 sur le c\u00f4t\u00e9 du carter) et v\u00e9rifiez la pr\u00e9sence d'huile au niveau de l'orifice du bouchon. La bo\u00eete de vitesses doit \u00eatre \u00e0 temp\u00e9rature ambiante lors de cette v\u00e9rification. La capacit\u00e9 d'huile maximale est de 0,35 L. Compl\u00e9tez avec de l'huile 80W-90 si le niveau est inf\u00e9rieur au bouchon. \u00c9vitez tout surremplissage, car un exc\u00e8s d'huile peut pressuriser le carter et acc\u00e9l\u00e9rer la d\u00e9faillance des joints.<\/p>\n<p><strong>Q : Quel est le rapport de transmission correct pour un \u00e9pandeur d'engrais \u00e0 disques centrifuges ?<\/strong><br \/>\nA : Le r\u00e9ducteur L-25J fonctionne avec un rapport de transmission de 1:1,9, ce qui signifie que l'arbre de sortie tourne 1,9 fois plus vite que l'arbre d'entr\u00e9e. Avec une prise de force standard de 540 tr\/min, cela produit environ 1\u00a0026 tr\/min \u00e0 l'arbre de sortie. Cette plage de vitesse est optimale pour les \u00e9pandeurs \u00e0 disques centrifuges traitant des engrais NPK granulaires et de la chaux aux largeurs d'\u00e9pandage typiques. Contactez CMN Transmission si votre application d'\u00e9pandage n\u00e9cessite un rapport diff\u00e9rent, tel que 1:1,35 ou 1:1,0, car des configurations alternatives sont disponibles.<\/p>\n<p><strong>Q : Cette bo\u00eete de vitesses peut-elle \u00eatre utilis\u00e9e avec une prise de force de 1000 tr\/min au lieu de 540 tr\/min ?<\/strong><br \/>\nA : La bo\u00eete de vitesses L-25J est con\u00e7ue pour une vitesse de rotation d'entr\u00e9e maximale de 540 tr\/min. Un fonctionnement \u00e0 1\u00a0000 tr\/min (prise de force) d\u00e9passera les limites nominales et r\u00e9duira consid\u00e9rablement la dur\u00e9e de vie des roulements et des engrenages, et risque d'entra\u00eener une d\u00e9faillance des joints due \u00e0 une pression interne excessive. Si votre tracteur ne dispose que d'une prise de force de 1\u00a0000 tr\/min, veuillez contacter CMN Transmission pour obtenir des conseils sur les sp\u00e9cifications d'une bo\u00eete de vitesses compatible ou sur l'utilisation d'un r\u00e9ducteur de vitesse de prise de force afin de ramener la vitesse d'entr\u00e9e dans la plage nominale.<\/p>\n<p><strong>Q : Quelle est la dur\u00e9e de vie de la bo\u00eete de vitesses de l'\u00e9pandeur d'engrais L-25J dans des conditions normales d'utilisation ?<\/strong><br \/>\nA: Avec un remplissage d'huile correct lors de l'installation, une premi\u00e8re vidange apr\u00e8s 50 \u00e0 70 heures d'utilisation, puis des vidanges toutes les 500 heures ou annuellement, les utilisateurs constatent une dur\u00e9e de vie de 1\u00a0500 \u00e0 plus de 3\u00a0000 heures de fonctionnement pour l'\u00e9pandeur L-25J dans des conditions agricoles normales. La dur\u00e9e de vie d\u00e9pend fortement du respect des r\u00e8gles d'entretien de l'huile, de l'absence de survitesse de la prise de force, d'une protection ad\u00e9quate contre les surcharges de la transmission et d'un nettoyage apr\u00e8s la saison pour \u00e9liminer les d\u00e9p\u00f4ts d'engrais susceptibles d'endommager les joints et les surfaces du carter pendant le stockage.<\/p>\n<p><strong>Q : Ai-je besoin d'un embrayage \u00e0 glissement ou d'un dispositif de protection contre les surcharges avec cette bo\u00eete de vitesses ?<\/strong><br \/>\nA: CMN Transmission strongly recommends using a PTO shaft fitted with an appropriate slip clutch or shear bolt overload protection device between the tractor PTO output and the gearbox input. The L-25J’s 1000 N\u00b7m torque rating provides working capacity, not overload protection. If the spreading disc strikes an obstacle or a material jam occurs, unprotected shock torque can damage internal gears and bearings in a single event. Overload protection preserves the gearbox investment and is standard practice on all professionally configured spreader drivelines.<\/p>\n<p><strong>Q : CMN Transmission peut-elle fournir des bo\u00eetes de vitesses pour \u00e9pandeurs d'engrais en grande quantit\u00e9 aux fabricants d'\u00e9quipement d'origine (OEM) ou aux distributeurs ?<\/strong><br \/>\nA: Yes. CMN Transmission is an established OEM and aftermarket fertilizer spreader gearbox manufacturer with annual production exceeding 500,000 units across all product lines. Bulk orders with custom branding, modified specifications, or specific packaging requirements can be accommodated through our OEM program. Distributor pricing tiers and minimum order quantities are available on request. CMN Transmission’s CE and ISO 9001 certified production management ensures consistent quality across high-volume orders.<\/p>\n<p><strong>Q : Comment remplir correctement la bo\u00eete de vitesses L-25J avec de l'huile pour la premi\u00e8re fois ?<\/strong><br \/>\nA : Installez le r\u00e9ducteur sur le ch\u00e2ssis de l'\u00e9pandeur en position de fonctionnement. Retirez le bouchon de remplissage d'huile situ\u00e9 sur le dessus du carter. Versez lentement de l'huile pour engrenages SAE 80W-90 par l'orifice de remplissage jusqu'\u00e0 ce que l'huile atteigne le niveau indiqu\u00e9 par le bouchon de niveau sur le c\u00f4t\u00e9 du carter, ce qui correspond au niveau de remplissage correct de 0,35 L. Remettez en place les bouchons de remplissage et de niveau en les serrant fermement. Faites tourner le r\u00e9ducteur \u00e0 bas r\u00e9gime pendant quelques minutes, puis arr\u00eatez-le et v\u00e9rifiez l'absence de fuites au niveau des bouchons et des joints d'arbre avant de proc\u00e9der \u00e0 l'utilisation sur le terrain.<\/p>\n<p><strong>Q : Quels sont les principaux types de bo\u00eetes de vitesses agricoles disponibles chez CMN Transmission ?<\/strong><br \/>\nA: CMN Transmission manufactures a comprehensive range of agricultural gearboxes including fertilizer spreader gearboxes, flail mower gearboxes, rotary tiller gearboxes, rotary cutter gearboxes, post hole digger gearboxes, round and square baler gearboxes, disc mower gearboxes, feed mixer gearboxes, silage machine gearboxes, combine harvester gearboxes, and irrigation gearboxes, covering nearly one thousand specifications. Custom agricultural gearboxes based on customer drawings or OEM samples are also available. Contact CMN Transmission’s technical team to discuss your specific gearbox requirements.<\/p>\n<p><strong>Q : Quelles sont les configurations de montage disponibles pour le L-25J de Comer, et le remplacement CMN est-il compatible ?<\/strong><br \/>\nA: According to the Comer L-25J technical catalog (Code 124.8, section 3.02), the original gearbox is available in multiple shaft and mounting configurations including 1″ 3\/8 Z6 input splines and various Z output combinations. The CMN L-25J is supplied in the standard configuration matching the most common market variant. If your spreader uses a non-standard Comer variant, contact CMN Transmission with the Comer code number from your original gearbox label and we will confirm compatibility or identify the correct replacement specification from our range.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-8037 size-full\" src=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/L-25J-Fertilizer-Spreader-Gearbox-1-3.webp\" alt=\"Bo\u00eete de vitesses pour \u00e9pandeur d&#039;engrais L-25J 1-3\" width=\"800\" height=\"800\" srcset=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/L-25J-Fertilizer-Spreader-Gearbox-1-3.webp 800w, https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/L-25J-Fertilizer-Spreader-Gearbox-1-3-480x480.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) 800px, 100vw\" \/><\/p>\n<h2>Avis clients<\/h2>\n<p><strong>Alejandro Rodriguez | Agriculture | Argentine<\/strong><br \/>\n“We manage about 1,200 ha of wheat and corn in the Pampas region and use several centrifugal spreaders for our fertilizer program. We replaced three worn gearboxes with the CMN L-25J mid-season and honestly could not believe how easy it was. Arrived in Buenos Aires in good condition, the spline was identical to our existing driveshafts, and we had them all running within an hour. After doing the first oil change at 60 hours as instructed, everything was clean inside, no metal particles, no wear at all. Very impressed with the quality at this price point.”<\/p>\n<p><strong>James Harrison | Culture c\u00e9r\u00e9ali\u00e8re | Royaume-Uni<\/strong><br \/>\n“Been running Comer gearboxes for years but the cost of OEM replacements has gotten ridiculous. Tried the CMN L-25J as a replacement on one of our Amazone ZA-M spreaders and I genuinely cannot tell the difference in the field. Spread pattern is spot on, no vibration, fits perfectly. Ordered three more for the season after that. The customer service team answered my technical questions about the mounting dimensions quickly too, which made the decision easy. Would definitely recommend to other contractors looking to reduce parts costs.”<\/p>\n<p><strong>Klaus M\u00fcller | Agriculture | Allemagne<\/strong><br \/>\n“Ordered two L-25J units to replace worn gearboxes on our Rauch spreaders before the autumn application window. Shipping to Bavaria was faster than expected, about 12 days, and the packaging was solid with no transit damage. Spline fit was correct, oil seals looked high quality, and after filling with 80W-90 as specified they ran smoothly from day one. We put about 200 hours on them through the season spreading compound NPK and lime with no issues. Will be our go-to replacement source from now on. Sehr gut.”<\/p>\n<p><strong>Marco Vitale | Horticulture et p\u00e9pini\u00e8res | Italie<\/strong><br \/>\n“I use these gearboxes on compact spreaders for our vegetable and greenhouse operations. The aluminium housing is perfect for our indoor climate where standard iron gearboxes rust fast. The 22mm output shaft fitted our disc hub directly without any modification. I was initially skeptical about a Korean replacement for the Comer original but the quality is genuinely comparable. Weight is just 4.1 kg which matters when you are moving equipment around a busy nursery. Placed a second order after six months of trouble-free use.”<\/p>\n<p><strong>David Patterson | Gestion des p\u00e2turages | Australie<\/strong><br \/>\n“Needed a gearbox urgently mid-season for topdressing pastures before the autumn break and the CMN team organized express shipping to Victoria that got it here in time. Fitted straight onto our old spreader frame, 1.3\/8 spline matched perfectly to our driveshaft. Been spreading lime and superphosphate for about 300 hours since fitting. The aluminium housing handles our wet conditions far better than the old iron unit did and the seals show no signs of fertilizer leakage. Will be recommending CMN to other farmers in our district.”<\/p>\n<p><strong>Pierre Laurent | Entretien des vignes | France<\/strong><br \/>\n“We use these on our inter-row spreaders in the vineyards for potassium and micronutrient application. The price is significantly better than sourcing through local dealers and the quality has been excellent. Two units running now for a full season without any problems, which is impressive given we work on slopes where vibration from uneven ground is hard on equipment. The technical datasheet they provided showed all the dimensions clearly which made it easy to confirm fit before ordering. Fast response to email questions too.”<\/p>\n<p><strong>Robert Thompson | Machinerie agricole | Canada<\/strong><br \/>\n“We stock the CMN L-25J gearboxes as a service part for customer spreaders and the sell-through has been very strong. Price point is about 35% lower than OEM Comer and quality has been consistent across every unit we have sold. No warranty returns in two seasons which says everything you need to know. Packaging is good for retail display. CMN’s technical support documents are detailed enough that our parts staff can answer customer fitment questions without needing to escalate. Shipping from Korea to Ontario has consistently been 10 to 14 days.”<\/p>\n<p><strong>Ravi Sharma | Culture de la canne \u00e0 sucre | Inde<\/strong><br \/>\n“Difficult to source quality gearbox parts in our region so we ordered directly from CMN. The L-25J arrived well packed and the spline matched our PTO driveshaft without any adapter needed. We use it on a disc spreader for urea and potash application across about 80 hectares per season. Runs hot here but the aluminium housing handles heat well. Oil level easy to check and change. Communication with CMN was good throughout. Would order again and have already passed the contact details to two neighboring farmers who need the same part.”<\/p>\n<p><strong>Carlos Martinez | Gestion de terrains de golf | Espagne<\/strong><br \/>\n“We use a PTO-driven spreader for fertilizer applications across the course fairways and rough areas. Our old Comer gearbox was becoming unreliable and the OEM replacement price was difficult to justify. The CMN L-25J arrived quickly, installed without any issues, and the disc speed on our spreader is identical to what we had before with the original unit. After one full season of use across about 40 hectares of turf we have had zero problems. The gearbox exterior cleans up easily after each use which matters for presentation on a golf property. Very satisfied.”<\/p>","protected":false},"excerpt":{"rendered":"<p>Le r\u00e9ducteur d'\u00e9pandeur d'engrais L-25J (rapport de 1:1,9) remplace le r\u00e9ducteur Comer L-25J. \u00c9galement appel\u00e9 r\u00e9ducteur de distributeur d'engrais, il est un composant essentiel des machines agricoles, con\u00e7u sp\u00e9cifiquement pour des t\u00e2ches telles que la pr\u00e9paration des sols, le traitement des cultures et l'\u00e9pandage d'engrais. Situ\u00e9 au centre de la machine, il transmet la puissance de la prise de force (PDF) du tracteur aux disques ou vis sans fin qui r\u00e9partissent l'engrais uniform\u00e9ment dans les champs. Con\u00e7u pour une durabilit\u00e9 et une fiabilit\u00e9 optimales, ce r\u00e9ducteur d'\u00e9pandeur d'engrais garantit une transmission de puissance constante, r\u00e9pondant ainsi aux exigences d'exploitation variables dans divers environnements agricoles.<\/p>","protected":false},"featured_media":8036,"comment_status":"open","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"The L-25J Fertilizer Spreader Gearbox Ratio 1:1.9 Replacement for Comer L-25J Gearbox, also called a fertilizer distributor gearbox, is an essential component of agricultural machinery, specifically designed for tasks such as soil preparation, crop treatment, and fertilizer spreading. Located at the center of the machine, it transmits power from the tractor's power take-off (PTO) to the spinning discs or augers that evenly distribute fertilizer across the fields. Engineered for durability and reliability, this fertilizer spreader gearbox ensures consistent power transmission to meet varying operational demands across diverse farm environments.\r\n\r\nEquipped with precision-cut gears and hardened shafts, this agricultural gearbox adjusts rotational speed and torque based on the spreading requirements, optimizing machine performance throughout the season. With a gear ratio of 1:1.9, an aluminium housing that keeps unit weight down to just 4.1 kg, and compatibility with standard 1.3\/8-6 spline PTO shafts running at 540 r\/min, this gearbox is built to withstand the rigorous conditions of agricultural work. Whether applied in grain farming, vegetable cultivation, pasture management, or horticulture, this fertiliser spreader gearbox plays a crucial role in enhancing the efficiency and effectiveness of fertilizer application programs while reducing operator input and maximizing yield outcomes.\r\n\r\n<img class=\"aligncenter wp-image-8036 size-full\" src=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/L-25J-Fertilizer-Spreader-Gearbox-1-1.9.webp\" alt=\"L-25J Fertilizer Spreader Gearbox 1-1.9\" width=\"800\" height=\"800\" \/>\r\n<h2>Technical Parameters<\/h2>\r\n<table style=\"height: 629px; width: 100%;\" contenteditable=\"true\" border=\"1\" cellspacing=\"0\" cellpadding=\"0\">\r\n<tbody>\r\n<tr style=\"height: 23px;\">\r\n<td style=\"height: 23px; width: 47.0658%; text-align: center;\"><strong>Model<\/strong><\/td>\r\n<td style=\"height: 23px; width: 52.6947%;\">L-25J Gearbox 1:1.9<\/td>\r\n<\/tr>\r\n<tr style=\"height: 23px;\">\r\n<td style=\"height: 23px; width: 47.0658%; text-align: center;\"><strong>Replace Brand<\/strong><\/td>\r\n<td style=\"height: 23px; width: 52.6947%;\">Comer<\/td>\r\n<\/tr>\r\n<tr style=\"height: 95px;\">\r\n<td style=\"height: 95px; width: 47.0658%; text-align: center;\"><strong>Product details<\/strong><\/td>\r\n<td style=\"height: 95px; width: 52.6947%;\">-All gearboxes are supplied without oil.\r\n-First oil change after 50-70 operating hours, then after 500-700 operating hours, or at least once a year.\r\n-Contact us for power at a different RPM.<\/td>\r\n<\/tr>\r\n<tr style=\"height: 71px;\">\r\n<td style=\"height: 71px; width: 47.0658%; text-align: center;\"><strong>Application range<\/strong><\/td>\r\n<td style=\"height: 71px; width: 52.6947%;\">\r\n<div class=\"list-item\">-Various (agricultural) applications\r\n-Mowers\r\n-Multi-row rotary tillers\r\n-Band saws<\/div><\/td>\r\n<\/tr>\r\n<tr style=\"height: 23px;\">\r\n<td style=\"height: 23px; width: 47.0658%; text-align: center;\"><strong>Ratio factor<\/strong><\/td>\r\n<td style=\"height: 23px; width: 52.6947%;\">1:1.9<\/td>\r\n<\/tr>\r\n<tr style=\"height: 23px;\">\r\n<td style=\"height: 23px; width: 47.0658%; text-align: center;\"><strong>Max. input power<\/strong><\/td>\r\n<td style=\"height: 23px; width: 52.6947%;\">11 kW<\/td>\r\n<\/tr>\r\n<tr style=\"height: 23px;\">\r\n<td style=\"width: 47.0658%; text-align: center; height: 23px;\"><strong>Max. input rotation speed<\/strong><\/td>\r\n<td style=\"width: 52.6947%; height: 23px;\">540\u00a0r\/min<\/td>\r\n<\/tr>\r\n<tr style=\"height: 23px;\">\r\n<td style=\"height: 25px; width: 47.0658%; text-align: center;\"><strong>Max. output power<\/strong><\/td>\r\n<td style=\"height: 25px; width: 52.6947%;\">11 kW<\/td>\r\n<\/tr>\r\n<tr style=\"height: 23px;\">\r\n<td style=\"width: 47.0658%; text-align: center; height: 23px;\"><strong>Max. output power<\/strong><\/td>\r\n<td style=\"width: 52.6947%; height: 23px;\">15 HP<\/td>\r\n<\/tr>\r\n<tr style=\"height: 23px;\">\r\n<td style=\"width: 47.0658%; text-align: center; height: 23px;\"><strong>Max. output torque<\/strong><\/td>\r\n<td style=\"width: 52.6947%; height: 23px;\">1000 N\u00b7m<\/td>\r\n<\/tr>\r\n<tr style=\"height: 47px;\">\r\n<td style=\"height: 47px; width: 47.0658%; text-align: center;\"><strong>Connection 1 Outside Diameter inch and splines<\/strong><\/td>\r\n<td style=\"height: 47px; width: 52.6947%;\">1.3\/8-6<\/td>\r\n<\/tr>\r\n<tr style=\"height: 23px;\">\r\n<td style=\"height: 23px; width: 47.0658%; text-align: center;\"><strong>Connection 2 outside diameter<\/strong><\/td>\r\n<td style=\"height: 23px; width: 52.6947%;\">22 mm<\/td>\r\n<\/tr>\r\n<tr style=\"height: 23px;\">\r\n<td style=\"width: 47.0658%; text-align: center; height: 23px;\"><strong>Gear arrangement reducing<\/strong><\/td>\r\n<td style=\"width: 52.6947%; height: 23px;\">1-2<\/td>\r\n<\/tr>\r\n<tr style=\"height: 23px;\">\r\n<td style=\"height: 23px; width: 47.0658%; text-align: center;\"><strong>Contains oil<\/strong><\/td>\r\n<td style=\"height: 23px; width: 52.6947%;\">No<\/td>\r\n<\/tr>\r\n<tr style=\"height: 23px;\">\r\n<td style=\"height: 23px; width: 47.0658%; text-align: center;\"><strong>Max. oil capacity<\/strong><\/td>\r\n<td style=\"height: 23px; width: 52.6947%;\">0.35\u00a0L<\/td>\r\n<\/tr>\r\n<tr style=\"height: 23px;\">\r\n<td style=\"height: 23px; width: 47.0658%; text-align: center;\"><strong>Max. oil change<\/strong>\u00a0<strong>interval<\/strong><\/td>\r\n<td style=\"height: 23px; width: 52.6947%;\">500 h<\/td>\r\n<\/tr>\r\n<tr style=\"height: 23px;\">\r\n<td style=\"height: 23px; width: 47.0658%; text-align: center;\"><strong>Oil SAE viscosity grade<\/strong><\/td>\r\n<td style=\"height: 23px; width: 52.6947%;\">80W-90<\/td>\r\n<\/tr>\r\n<tr style=\"height: 23px;\">\r\n<td style=\"height: 23px; width: 47.0658%; text-align: center;\"><strong>Housing material<\/strong><\/td>\r\n<td style=\"height: 23px; width: 52.6947%;\">Aluminium<\/td>\r\n<\/tr>\r\n<tr style=\"height: 23px;\">\r\n<td style=\"height: 23px; width: 47.0658%; text-align: center;\"><strong>Weight<\/strong><\/td>\r\n<td style=\"height: 23px; width: 52.6947%;\">4.1 kg<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\nWe have completed a third-party supplier audit and company verification supported by SGS \/ T\u00dcV Rheinland. This verification helps buyers review company identity, business operations, supplier profile and general manufacturing capability. Product-specific inspection reports, material documents or compliance records can be provided according to order requirements.\r\n\r\n<strong>Minimum Order Quantity (MOQ):<\/strong>\u00a0Flexibly set based on the product type and order amount.\r\n\r\n<strong>Samples:<\/strong>\u00a0New customers may request 1\u20135 samples under appropriate circumstances.\r\n\r\n<strong>Mixed Orders:<\/strong>\u00a0Combining different models is supported; the total order amount must reach approximately $1,500.\r\n\r\n<strong>Small Orders:<\/strong>\u00a0Orders starting from 1\u20132 pieces are supported, but the unit price will be relatively higher.\r\n\r\n<strong>Lead Time:<\/strong>\u00a010\u201325 working days for standard parts; 20\u201345 working days for customized components; 45\u2013120 working days for project-based equipment.\r\n\r\n<strong>Trade Terms:<\/strong>\u00a0EXW, FOB, CIF, and DAP are generally supported; FCA, CFR, CPT, CIP, and DDP terms can be specifically negotiated.\r\n<h2>L-25J Fertilizer Spreader Gearbox Dimensions<\/h2>\r\n<img class=\"aligncenter wp-image-8106 size-full\" src=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/L-25A-Fertilizer-Spreader-Gearbox-Dimensions-1.webp\" alt=\"L-25A Fertilizer Spreader Gearbox Dimensions\" width=\"1600\" height=\"820\" \/> <img class=\"aligncenter wp-image-8107 size-full\" src=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/L-25A-Fertilizer-Spreader-Gearbox-Dimensions-2.webp\" alt=\"L-25A Fertilizer Spreader Gearbox Dimensions\" width=\"1600\" height=\"1300\" \/> <img class=\"aligncenter wp-image-8108 size-full\" src=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/L-25A-Fertilizer-Spreader-Gearbox-Dimensions-3.webp\" alt=\"L-25A Fertilizer Spreader Gearbox Dimensions\" width=\"1200\" height=\"1500\" \/>\r\n<h2>Key Features of the L-25J Fertilizer Spreader Gearbox 1:1.9<\/h2>\r\n1. PTO Interface &amp; Spline Compatibility\r\nThe input shaft is machined to match the standard 1.3\/8-6 tractor PTO spline profile, ensuring a direct, vibration-free fit with most common tractor drivelines running at 540 r\/min. Correct PTO matching eliminates misalignment, reduces mechanical wear, and prevents premature bearing failure. Our gearboxes are supplied ready to couple without any adapter modification, significantly reducing installation time and complexity for operators in the field.\r\n\r\n2. Optimized Gear Ratio &amp; Output Options\r\nThe 1:1.9 gear ratio is carefully selected to deliver the ideal disc RPM range for centrifugal fertilizer spreading. This speed-up configuration takes 540 r\/min PTO input and boosts output speed to achieve precise, wide-coverage spreading arcs. The 22 mm diameter output shaft supports standard disc and agitator mounts across a broad range of OEM fertilizer spreader machines. Contact CMN Transmission for custom ratio configurations where different spreading widths or granule types require tailored output speeds.\r\n\r\n3. Corrosion-Resistant Construction\r\nFertilizer environments are chemically aggressive: nitrogen, potash, and phosphate compounds attack unprotected metal surfaces rapidly. This gearbox features an aluminium alloy housing that resists corrosion naturally, combined with high-quality lip seals and sealed bearings that block moisture ingress and fertilizer dust contamination. Internal gear surfaces and shafts are treated to resist chemical attack during extended spreading seasons. This makes the L-25J particularly well suited to operators handling corrosive compound fertilizers in wet or tropical climates.\r\n\r\n4. Agitator &amp; Disc Drive Integration\r\nThe L-25J is designed to integrate smoothly with both spinning disc systems and agitator-driven spreader configurations. In single-disc designs, the output shaft connects directly to the disc hub. In twin-disc or agitator-inclusive models, the gearbox provides a consistent torque supply that prevents material bridging in the hopper while simultaneously powering the main spread disc. This dual functional design makes the gearbox a versatile core component across multiple spreader platform types from compact trail spreaders to wide-boom trailed machines.\r\n\r\n5. Serviceability in Field Conditions\r\nThe L-25J gearbox is designed with operator serviceability in mind. Oil fill, drain, and level check points are conveniently positioned and accessible without removing the gearbox from the machine. The maximum oil capacity of 0.35 L and the recommended 80W-90 SAE grade gear oil are industry-standard, available at any agricultural supply outlet globally. The first oil change interval at 50-70 operating hours allows early detection of any break-in wear particles, while the 500-hour or annual standard interval makes scheduled maintenance simple and predictable for farm managers.\r\n\r\n6. Wide Range of Agricultural Applications\r\nBeyond fertilizer spreading, the L-25J gearbox is rated for mowers, multi-row rotary tillers, and band saw applications, making it one of the most versatile compact gearboxes in the agricultural machinery segment. Its 11 kW \/ 15 HP power handling and 1000 N\u00b7m maximum output torque cover the full working range of light to medium-duty implements. Whether you operate mixed grain and forage systems or dedicated horticulture enterprises, this agricultural gearbox for fertilizer spreader delivers reliable performance season after season without the premium cost of OEM replacement parts.\r\n\r\n<img class=\"aligncenter wp-image-8036 size-full\" src=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/L-25J-Fertilizer-Spreader-Gearbox-1-1.9.webp\" alt=\"L-25J Fertilizer Spreader Gearbox 1-1.9\" width=\"800\" height=\"800\" \/>\r\n<h2>How Does the L-25J Fertilizer Spreader Gearbox Work<\/h2>\r\nThe L-25J fertilizer spreader gearbox receives rotational power from the tractor's PTO shaft at a standard input speed of 540 r\/min. Through a precisely engineered 1:1.9 gear arrangement, it converts this input into a higher output speed suited to driving centrifugal spreading discs. The gear pair within the aluminium housing are helical or bevel-cut to minimize noise and vibration during operation, while the gear reduction arrangement (type 1-2) ensures the output shaft delivers the correct torque multiplied force required to overcome the inertia of a loaded hopper disc even under full-load spreading conditions. This smooth, consistent power flow is what distinguishes a quality fertilizer distributor gearbox from lower-grade alternatives that exhibit speed fluctuation and uneven spread patterns.\r\n\r\nThe aluminium alloy housing of the L-25J naturally dissipates heat generated during sustained PTO operation, maintaining internal lubricant film integrity even during extended fertilizer application runs in warm climates. The housing is engineered with machined bearing seats that maintain dimensional accuracy over the life of the gearbox, preventing the wobble and side-load on output shafts that is common in cheaper cast-steel alternatives. High-quality lip seals at both the input and output shaft exits provide a reliable barrier against fertilizer dust, mud, and moisture intrusion. The gearbox is pre-fitted with all internal components and shipped dry, allowing the operator to fill with the locally available 80W-90 gear oil before first use. Internal oil capacity of 0.35 L is sufficient to maintain full lubrication of all gear and bearing contact surfaces throughout the 500-hour service interval.\r\n\r\nThe relationship between gearbox torque output and fertilizer spread pattern quality is direct: inconsistent torque output leads to disc speed variation, which in turn produces uneven spread width and application rate. The L-25J is rated to a maximum output torque of 1000 N\u00b7m, providing a substantial torque reserve above normal working loads. This reserve capacity means the disc speed remains stable even when hopper blockages, material clumping, or sudden load surges occur. The stable disc speed translates into consistent spreading widths and accurate application rates, which are critical for achieving uniform nutrient distribution across large field areas and preventing both over- and under-application zones that waste expensive fertilizer inputs.\r\n\r\nWhile the L-25J gearbox itself is a mechanically robust power transmission unit, it is designed to be used in combination with a compatible PTO shaft fitted with a slip clutch or shear bolt overload protection system. In the event of a foreign object or material jam at the spread disc or agitator, the overload protection upstream of the gearbox interrupts the torque transmission before damaging loads reach the gearbox internal components. This system-level approach to overload protection ensures the gearbox investment is protected throughout its operational life, minimizing the risk of catastrophic gear failure that would otherwise require a complete gearbox replacement rather than a simple shear bolt change.\r\n\r\n<img class=\"aligncenter wp-image-8164 size-full\" src=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/0_Fertilizer-Spreader-Gearbox-8.webp\" alt=\"Fertilizer Spreader Gearbox\" width=\"1200\" height=\"820\" \/>\r\n<h2>Application Fields<\/h2>\r\n<div>\r\n<h3>Grain Farming<\/h3>\r\nEssential for uniform application of nitrogen, phosphate, and potassium fertilizers across wheat, corn, barley, and rice crops. The precise 1:1.9 ratio delivers stable disc speeds that ensure even coverage over wide passes, maximizing nutrient uptake and supporting the high yield targets demanded in commercial grain production systems. The gearbox integrates seamlessly with most centrifugal spreader platforms used in broadacre grain operations.\r\n\r\n<\/div>\r\n<div>\r\n<h3>Vegetable Farming<\/h3>\r\nIn vegetable production, nutrient precision is critical to crop quality and safety. The L-25J gearbox enables accurate spreading of granular fertilizers across brassicas, root crops, and salad greens at the correct application rates, reducing the risk of nutrient burn or soil salt buildup. Its lightweight 4.1 kg aluminium housing makes it suitable for use on compact spreaders maneuvering through narrow bed systems and market garden layouts.\r\n\r\n<\/div>\r\n<div>\r\n<h3>Fruit Farming<\/h3>\r\nFruit orchards and berry farms require targeted fertilizer application at defined growth stages without contaminating foliage or fruit. This\u00a0fertilizer gearbox\u00a0powers spreader discs that deliver fertilizer granules precisely into the tree or vine root zone, supporting optimum fruit set and size development. The compact gearbox dimensions allow integration into inter-row spreader systems used between established trees in commercial orchards.\r\n\r\n<\/div>\r\n<div>\r\n<h3>Pasture Management<\/h3>\r\nIn livestock farming, even fertilizer distribution across permanent pastures directly impacts forage quality and carrying capacity. The L-25J gearbox ensures consistent disc speeds across variable terrain, maintaining spread width uniformity even on sloping pasture ground. Uniform lime and nitrogen application supported by this gearbox promotes balanced sward growth, reducing bare patches and weed ingress that reduce pasture productivity in intensive grazing systems.\r\n<h3>Orchards &amp; Vineyards<\/h3>\r\nPrecision spreading around delicate root systems in orchards and vineyards demands a gearbox that delivers controlled, repeatable disc performance. The L-25J supports targeted application of potassium, boron, and zinc-based fertilizers that fruit crops require during key development windows. The gearbox adapts readily to pendulum or disc spreader systems configured for inter-row use in high-density orchard plantings, where accurate placement prevents nutrient waste and reduces surface runoff risk.\r\n\r\n<\/div>\r\n<div>\r\n<h3>Lawn &amp; Turf Management<\/h3>\r\nSports turf managers and golf course superintendents rely on precise, customizable fertilizer application for healthy, uniform grass sward. The 1:1.9 ratio gearbox delivers stable disc RPM for fine-granule turf fertilizers that require consistent spread width to prevent striping. The compact and lightweight aluminium housing is suited to the smaller spreader platforms commonly deployed on sports pitches, golf fairways, and premium lawn maintenance operations.\r\n\r\n<\/div>\r\n<div>\r\n<h3>Horticulture &amp; Nurseries<\/h3>\r\nGreenhouse and nursery operations use controlled-release and soluble granular fertilizers where precise placement is critical. This agricultural gearbox provides the consistent torque delivery needed to power spreader systems in confined growing environments. Its corrosion-resistant aluminium housing withstands the humid, fertilizer-laden atmosphere of protected cultivation facilities, maintaining reliable operation across long growing season without the housing degradation common in iron-bodied gearboxes.\r\n<h3>Landscaping &amp; Gardening<\/h3>\r\nFor small-scale gardens, flower beds, and amenity landscaping projects, compact spreaders powered by the L-25J gearbox enable controlled fertilizer spreading that enhances plant vitality and establishment. The precise 1:1.9 ratio allows fine adjustment of spread width to match plot boundaries, preventing product waste on hard surfaces and protecting adjacent watercourses. Its lightweight aluminium housing adds minimal weight to compact spreader equipment designed for maneuvering in restricted garden environments.\r\n\r\n<\/div>\r\n<div>\r\n<h3>Soil Amendments &amp; Lime Spreading<\/h3>\r\nFertilizer spreader gearboxes are highly effective for distributing soil amendment materials including agricultural lime, gypsum, and organic compost granules. These materials typically require higher torque at startup due to their bulk density, and the L-25J's 1000 N\u00b7m torque ceiling handles such loads comfortably. Uniform lime application supported by this gearbox corrects soil pH across large field areas efficiently, reducing the number of passes required and minimizing soil compaction from machinery traffic.\r\n\r\n<\/div>\r\n<img class=\"aligncenter wp-image-8092 size-full\" src=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/0_Fertilizer-Spreader-Gearbox-Applications-1.webp\" alt=\"Fertilizer Spreader Gearbox Applications\" width=\"1200\" height=\"900\" \/>\r\n<h2>L-25J Fertilizer Spreader Gearbox Parts<\/h2>\r\nGearbox Housing\r\nThe aluminium alloy housing forms the structural foundation of the L-25J. Precision die-cast and machined to tight dimensional tolerances, it maintains accurate bearing seat geometry and gear mesh alignment throughout the product's service life. The aluminium material provides excellent thermal conductivity to dissipate heat during sustained operation, while its natural corrosion resistance makes it ideal for the aggressive chemical environment of fertilizer application.\r\n\r\nInput Shaft\r\nThe hardened and ground input shaft features a 1.3\/8-6 spline profile that connects directly to the tractor PTO driveshaft. The shaft is manufactured from high-grade alloy steel, case-hardened to ensure the spline teeth resist wear even after repeated coupling and uncoupling cycles. Proper input shaft condition is critical for maintaining a vibration-free connection between the PTO driveline and the gearbox internal gear pair.\r\n\r\nBevel Gears\r\nThe bevel gear pair is the heart of the L-25J's power transmission. Precision-machined from case-hardened alloy steel and lapped to achieve optimized tooth contact patterns, these gears convert the direction of power flow while stepping up the rotational speed at the 1:1.9 ratio. Correct gear mesh and lubrication of the bevel set directly determines spread uniformity, noise level, and the overall operational life of the gearbox assembly.\r\n\r\nOutput Shaft\r\nThe output shaft, with its 22 mm outside diameter, is the connection point between the gearbox and the spreading disc or agitator. Machined from high-tensile steel with a ground bearing journal and keyway, it transmits the boosted speed and torque from the gear pair directly to the spreading mechanism. The shaft is supported by precision bearings at both inboard and outboard positions to handle the combined radial and axial loads from the spinning disc assembly.\r\n\r\nBearings\r\nDeep groove ball bearings or tapered roller bearings are used at each shaft support position within the L-25J. These are selected for their ability to carry the combined radial loads from gear mesh forces and the axial loads from disc weight and centrifugal spreading forces. Pre-greased sealed bearings at the output shaft exit prevent fertilizer ingress, while the input shaft bearing is lubricated by the 80W-90 gear oil bath that circulates within the gearbox housing.\r\n\r\nOil Seals\r\nHigh-quality NBR rubber lip seals are fitted at each shaft exit point to prevent oil leakage from the housing and block ingress of fertilizer dust, moisture, and field contamination. In the aggressive chemical environment of fertilizer spreading, seal quality is paramount: inferior seals deteriorate rapidly when exposed to nitrogen and phosphate compounds, leading to oil loss, bearing starvation, and accelerated internal wear. Replacement seals are a standard <a href=\"https:\/\/korea-transmission.com\/products\/fertilizer-spreader-gearbox\/\"><strong>fertilizer spreader gearbox<\/strong><\/a> part that should be inspected at each service interval.\r\n\r\nLubrication System\r\nThe L-25J uses a splash lubrication system where the lower gear immerses in the 0.35 L oil sump and throws lubricant across gear teeth and bearing contact surfaces during rotation. The specified 80W-90 SAE gear oil provides an adequate viscosity film at normal operating temperatures, protecting all internal surfaces from metal-to-metal contact. The oil fill and drain plugs are accessible from outside the housing for convenient oil changes at the recommended 500-hour intervals without removing the gearbox from the spreader frame.\r\n\r\nHousing Gaskets &amp; Fasteners\r\nThe split-line gasket between housing halves is manufactured from oil-resistant material to maintain an oil-tight seal even under the thermal cycling conditions experienced during seasonal agricultural use. Stainless-grade or zinc-plated housing fasteners resist the surface corrosion caused by fertilizer splash, ensuring secure reassembly after service and preventing the galvanic corrosion between fastener and aluminium housing that can seize bolts after extended outdoor storage.\r\n\r\n<img class=\"aligncenter wp-image-8073 size-full\" src=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/0_Fertilizer-Spreader-Gearbox-5.webp\" alt=\"Fertilizer Spreader Gearbox\" width=\"1000\" height=\"1000\" \/>\r\n<h2>Common Troubleshooting<\/h2>\r\n<div>\r\n<h3>Oil Leakage from Shaft Exits<\/h3>\r\nOil seeping around the input or output shaft typically indicates worn or damaged lip seals. This is often caused by extended operation without service, fertilizer chemical degradation of the seal rubber, or shaft scoring. Drain the oil, inspect the shaft surface for scoring marks, replace both seals, refill with fresh 80W-90 oil, and check that the housing fasteners are tightened to the specified torque before returning to service.\r\n\r\n<\/div>\r\n<div>\r\n<h3>Unusual Noise During Operation<\/h3>\r\nGrinding or whining sounds from the gearbox indicate gear wear, bearing damage, or critically low oil level. First check the\u00a0fertilizer spreader gearbox oil level\u00a0via the level plug with the machine on level ground. If oil level is correct, drain and inspect the oil for metal particles. Excessive metallic contamination confirms internal gear or bearing wear requiring a professional gearbox inspection and component replacement before further use.\r\n\r\n<\/div>\r\n<div>\r\n<h3>Uneven Fertilizer Spread Pattern<\/h3>\r\nInconsistent spread width or striping in the field can result from disc speed variation caused by internal gear wear or incorrect PTO speed. Confirm the tractor PTO is operating at the rated 540 r\/min. Check the output shaft for wobble or play that could indicate worn output bearings. Verify disc vane condition and ensure the disc is correctly secured to the output shaft keyway and retaining hardware is tight and undamaged.\r\n\r\n<\/div>\r\n<div>\r\n<h3>Overheating Gearbox Housing<\/h3>\r\nExcessive housing temperature during operation points to inadequate lubrication, incorrect oil viscosity, or overloading beyond the 11 kW \/ 1000 N\u00b7m rated limits. Check and correct the oil level immediately, ensure 80W-90 SAE grade oil is used rather than a thicker or thinner alternative, and verify that the machine application rate and material density are within the spreader's design capacity. Continuing to operate an overheating gearbox will accelerate gear and bearing wear substantially.\r\n\r\n<\/div>\r\n<div>\r\n<h3>PTO Vibration at Connection Point<\/h3>\r\nVibration at the PTO-to-gearbox interface suggests a worn or damaged input shaft spline, a mismatched PTO shaft profile, or a worn PTO driveshaft universal joint. Inspect the 1.3\/8-6 input spline for radial play and tooth wear. Confirm PTO driveshaft yoke angles are within the manufacturer's specified limits. Excessive angularity at the PTO shaft causes cyclic torque variation that accelerates internal gear fatigue and reduces gearbox lifespan significantly.\r\n\r\n<\/div>\r\n<div>\r\n<h3>Output Shaft Will Not Turn<\/h3>\r\nA seized or non-rotating output shaft with PTO engaged usually indicates a complete bearing seizure from oil starvation, or a jammed disc resulting from foreign object impact. Disengage PTO immediately and check for external blockages at the disc. If no external obstruction is present, the gearbox requires workshop inspection for bearing or gear seizure. Do not attempt to force-rotate a seized output shaft as this will cause further internal damage.\r\n\r\n<\/div>\r\n<div>\r\n<h3>Cloudy or Milky Oil on Inspection<\/h3>\r\nMilky or emulsified oil appearance when checking the drain plug confirms water contamination inside the gearbox, typically from seal failure or a cracked housing allowing moisture entry after pressure washing. Drain all contaminated oil completely, flush with clean mineral oil, inspect and replace seals and any cracked housing components, and refill with fresh 80W-90 gear oil. Water-contaminated oil loses its lubricating film strength rapidly and causes accelerated gear and bearing pitting.\r\n\r\n<\/div>\r\n<div>\r\n<h3>Housing Cracks or Physical Damage<\/h3>\r\nHairline cracks or impact fractures in the aluminium housing typically result from collision with field obstacles, incorrect mounting without vibration isolation, or overtightened mounting bolts that stress the casting. Minor surface cracks can sometimes be repaired with epoxy metal repair compounds as a temporary field fix, but a cracked housing that breaches the oil chamber requires gearbox replacement. Contact CMN Transmission for replacement housing availability and current pricing for your L-25J unit.\r\n\r\n<\/div>\r\n<img class=\"aligncenter wp-image-8052 size-full\" src=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/0_Fertilizer-Spreader-Gearbox-2.webp\" alt=\"Fertilizer Spreader Gearbox\" width=\"1200\" height=\"820\" \/>\r\n<h2>Fertilizer Spreader Gearbox vs Flail Mower Gearbox<\/h2>\r\n<h3>What Is a Fertilizer Spreader Gearbox?<\/h3>\r\nA\u00a0fertilizer spreader gearbox, also called a\u00a0fertilizer distributor gearbox, is an essential component of agricultural machinery specifically designed for tasks such as soil preparation, crop treatment, and fertilizer spreading. Located at the center of the machine, it transmits power from the tractor's PTO to the spinning discs or augers that evenly distribute fertilizer across the fields. These gearboxes are engineered for durability and reliability, ensuring consistent power transmission to meet varying operational demands. They are equipped with a series of gears and shafts that adjust the rotational speed and torque based on spreading requirements, optimizing machine performance.\r\n<h4>Advantages of Fertilizer Spreader Gearboxes<\/h4>\r\n<ul>\r\n \t<li><strong>Precision application:<\/strong>\u00a0Delivers consistent disc speed that translates to repeatable spreading widths and application rates across varying field conditions and material types.<\/li>\r\n \t<li><strong>Corrosion resistance:<\/strong>\u00a0Aluminium housing and sealed internal components resist chemical attack from nitrogen, potash, and phosphate fertilizers over multiple seasons.<\/li>\r\n \t<li><strong>Lightweight design:<\/strong>\u00a0At 4.1 kg, the L-25J adds minimal weight to the spreader frame, reducing the implement's total mass and improving tractor fuel efficiency during field operations.<\/li>\r\n \t<li><strong>Speed-up capability:<\/strong>\u00a0The 1:1.9 ratio converts standard 540 r\/min PTO speed into the higher disc RPM needed for centrifugal spreading without requiring a separate step-up gearbox in the driveline.<\/li>\r\n \t<li><strong>Multi-application compatibility:<\/strong>\u00a0Functions across mowers, rotary tillers, and band saw applications in addition to fertilizer spreading, offering value across multiple machine types on a mixed farm.<\/li>\r\n<\/ul>\r\n<h4>Applications of Fertilizer Spreader Gearboxes<\/h4>\r\n<ul>\r\n \t<li>Centrifugal twin-disc and single-disc fertilizer spreaders for arable and horticultural crops<\/li>\r\n \t<li>Lime and soil amendment spreaders for pH correction programs<\/li>\r\n \t<li>Pendulum spreaders used in vegetable and fruit farm precision application<\/li>\r\n \t<li>Sports turf and golf course fertilizer application equipment<\/li>\r\n \t<li>Pasture topdressing systems in dairy and sheep farming operations<\/li>\r\n<\/ul>\r\n<h3>What Is a Flail Mower Gearbox?<\/h3>\r\nA flail mower gearbox is the essential power transmission component in a flail mower, designed to efficiently convert the tractor's PTO power into the necessary torque for effective vegetation cutting. Constructed from high-quality materials such as cast iron or aluminium alloy, these gearboxes are built to withstand heavy-duty mowing operations involving high rotor inertia and impact loads from stones and debris. The gearbox houses interlocking spur, worm, or bevel gears encased in a robust housing that protects internal components from dirt and plant debris. Regular lubrication ensures smooth operation and extends the gearbox's lifespan under demanding cutting conditions.\r\n<h4>Advantages of Flail Mower Gearboxes<\/h4>\r\n<ul>\r\n \t<li><strong>High torque capacity:<\/strong>\u00a0Designed to handle the shock loads generated when flail blades strike rocks, stumps, and dense vegetation without catastrophic gear failure.<\/li>\r\n \t<li><strong>Speed reduction:<\/strong>\u00a0Steps down from PTO input speed to a lower, higher-torque rotor RPM suited to heavy vegetation cutting without overspeeding the flail blade tips.<\/li>\r\n \t<li><strong>Robust housing:<\/strong>\u00a0Cast iron or heavy-gauge aluminium housings withstand the vibration and impact transmitted back through the driveline from rotor strikes in rough terrain.<\/li>\r\n \t<li><strong>Overload protection compatibility:<\/strong>\u00a0Designed to work with slip clutch or shear bolt protection systems that prevent gearbox damage when rotor blockages occur in heavy grass or crop residue.<\/li>\r\n<\/ul>\r\n<h4>Applications of Flail Mower Gearboxes<\/h4>\r\n<ul>\r\n \t<li>Roadside and verge mowing operations in highway maintenance<\/li>\r\n \t<li>Orchard floor vegetation management and undergrowth control<\/li>\r\n \t<li>Crop residue chopping and mulching after harvest<\/li>\r\n \t<li>Land clearing and scrub reduction on difficult terrain<\/li>\r\n \t<li>Vineyard row management and grass suppression between vine rows<\/li>\r\n<\/ul>\r\n<h3>Comparison Table:<\/h3>\r\n<div>\r\n<table style=\"height: 400px; width: 100%;\" border=\"1\" cellspacing=\"0\" cellpadding=\"0\">\r\n<thead>\r\n<tr>\r\n<th style=\"text-align: center;\">Feature<\/th>\r\n<th style=\"text-align: center;\">Fertilizer Spreader Gearbox<\/th>\r\n<th style=\"text-align: center;\">Flail Mower Gearbox<\/th>\r\n<\/tr>\r\n<\/thead>\r\n<tbody>\r\n<tr>\r\n<td style=\"text-align: center;\">Primary Function<\/td>\r\n<td style=\"text-align: center;\">Drive spinning discs \/ augers for fertilizer spreading<\/td>\r\n<td style=\"text-align: center;\">Drive flail rotor for vegetation cutting and mulching<\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"text-align: center;\">Typical Gear Ratio<\/td>\r\n<td style=\"text-align: center;\">Speed-up (e.g. 1:1.9 for centrifugal disc drive)<\/td>\r\n<td style=\"text-align: center;\">Speed reduction (e.g. 1.3:1 to 2.9:1 for rotor drive)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"text-align: center;\">Load Character<\/td>\r\n<td style=\"text-align: center;\">Smooth, steady torque; low shock loading<\/td>\r\n<td style=\"text-align: center;\">High shock and impact loading from debris strikes<\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"text-align: center;\">Housing Material<\/td>\r\n<td style=\"text-align: center;\">Aluminium (lightweight, corrosion resistant)<\/td>\r\n<td style=\"text-align: center;\">Cast iron or aluminium alloy (heavy-duty impact resistance)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"text-align: center;\">Weight<\/td>\r\n<td style=\"text-align: center;\">Lightweight (L-25J: 4.1 kg)<\/td>\r\n<td style=\"text-align: center;\">Heavier (typically 15-50 kg depending on model)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"text-align: center;\">Corrosion Requirements<\/td>\r\n<td style=\"text-align: center;\">Critical: exposure to fertilizer chemicals is continuous<\/td>\r\n<td style=\"text-align: center;\">Moderate: grass and crop debris exposure<\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"text-align: center;\">Oil Capacity<\/td>\r\n<td style=\"text-align: center;\">Small (0.35 L for L-25J)<\/td>\r\n<td style=\"text-align: center;\">Larger (1.5 to 5 L depending on size)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"text-align: center;\">Typical Application<\/td>\r\n<td style=\"text-align: center;\">Fertilizer and lime spreading, seed spreading<\/td>\r\n<td style=\"text-align: center;\">Roadside mowing, orchard grass management, mulching<\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"text-align: center;\">Overload Protection<\/td>\r\n<td style=\"text-align: center;\">PTO slip clutch recommended upstream<\/td>\r\n<td style=\"text-align: center;\">Slip clutch or shear bolt protection essential<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<\/div>\r\n<img class=\"aligncenter wp-image-8074 size-full\" src=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/0_Fertilizer-Spreader-Gearbox-6.webp\" alt=\"Fertilizer Spreader Gearbox\" width=\"1000\" height=\"1000\" \/>\r\n<h2>Fertilizer Spreader Gearbox and PTO Drive Shaft<\/h2>\r\nFertilizer spreader gearboxes transfer power from the tractor's PTO to the spinner discs or agitators that distribute fertilizer, seed, or granular amendments. The gearbox reduces or steps up PTO rotational speed, adjusts torque, and ensures consistent spreading performance across varying ground speeds and material types. The L-25J's durable, corrosion-resistant aluminium design withstands harsh fertilizer environments for multiple seasons without housing degradation. It converts the 540 r\/min PTO input to the optimized disc speed required for the target spreading width, ensuring nutrient placement is uniform and accurate across every pass of the field.\r\n\r\nThe internal gear set, sealed bearings, and oil lubrication system work together to maintain this performance consistently without operator intervention between the specified service intervals. For operators who need a direct-fit replacement for a worn Comer L-25J unit, this gearbox provides a precise OEM-equivalent specification match including identical spline profiles, mounting bolt patterns, and shaft dimensions, enabling a like-for-like swap in the field with standard agricultural hand tools.\r\n\r\nA PTO drive shaft, also called a Power Take-Off shaft, is a mechanical drivetrain component that transfers rotational power from a tractor or engine directly to an attached implement or piece of equipment. Rather than requiring every piece of farm machinery to carry its own engine, the PTO shaft lets a single tractor power a wide range of tools, from rotary tillers and flail mowers to wood chippers, balers, and fertilizer spreaders. PTO shafts are standardized at common operating speeds of 540 r\/min (for lighter agricultural implements) and 1000 r\/min (for higher-power implements), with corresponding standard spline profiles including the 1.3\/8-6 spline used by the L-25J gearbox input shaft.\r\n\r\nPTO shafts incorporate universal joints (U-joints) at each end to accommodate the angular offset between the fixed tractor PTO output and the moving implement hitch point. Telescoping tube sections allow the shaft to extend and retract as the implement raises and lowers on the three-point linkage or as it articulates during headland turns. A safety shield covers the rotating shaft and should always be in place during operation to protect operators from entanglement risk.\r\n\r\nThe PTO shaft connects the tractor power source directly to the L-25J gearbox input shaft via the standard 1.3\/8-6 spline coupling. The tractor engages the PTO at the rated 540 r\/min, and this rotational speed travels down the <a href=\"https:\/\/korea-transmission.com\/pto-shafts\/\"><strong>PTO drive shaft<\/strong><\/a> through its universal joints to the gearbox input. Inside the gearbox, the bevel gear pair converts this input at the 1:1.9 ratio, delivering a higher output speed and proportionally reduced torque to the spreading disc.\r\n\r\nThe quality and condition of the PTO shaft directly affects gearbox health: worn universal joints create cyclic speed fluctuation that causes vibration and gear tooth fatigue inside the gearbox. Excessive PTO shaft angle beyond the rated universal joint limits causes similar speed variation. For this reason, CMN Transmission recommends inspecting PTO shaft universal joints for play and wear at each season start, and confirming that the PTO shaft is the correct length and series rating for the spreader model before installation.\r\n\r\nCMN Transmission supplies a complete range of PTO shafts, universal joints, yokes, and torque limiters compatible with the L-25J gearbox and the broader range of agricultural implements in our product portfolio. Contact our technical team to confirm the correct PTO shaft specification for your tractor model and spreader configuration.\r\n<table style=\"border-collapse: collapse; width: 100%;\">\r\n<tbody>\r\n<tr>\r\n<td style=\"width: 50%;\"><img class=\"aligncenter wp-image-8001 size-full\" src=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/L-25A-Fertilizer-Spreader-Gearbox-1.9-1.webp\" alt=\"L-25A Fertilizer Spreader Gearbox 1.9-1\" width=\"800\" height=\"800\" \/><\/td>\r\n<td style=\"width: 50%;\"><img class=\"aligncenter wp-image-343 size-full\" src=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2025\/04\/PTO-Shaft.webp\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) 1000px, 100vw\" srcset=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2025\/04\/PTO-Shaft.webp 1000w, https:\/\/korea-transmission.com\/wp-content\/uploads\/2025\/04\/PTO-Shaft-980x980.webp 980w, https:\/\/korea-transmission.com\/wp-content\/uploads\/2025\/04\/PTO-Shaft-480x480.webp 480w\" alt=\"PTO Shaft\" width=\"1000\" height=\"1000\" \/><\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<h2>Why Choose CMN Transmission's Fertilizer Spreader Gearboxes?<\/h2>\r\nKorea CMN Transmission Co., Ltd. was established in 2000 and is located in Sandan-o, Danwon-gu, Ansan-si, Gyeonggi-do, Korea. With 100+ factory employees dedicated to the research, development, manufacturing, sales, and service of agricultural gearboxes, CMN Transmission has grown into a reliable global supplier over more than two decades of continuous operation. Exporting to 60+ destinations worldwide, CMN Transmission brings deep engineering expertise and consistent manufacturing quality to every product in our catalog.\r\n\r\nOur product range covers rotary cutter gearboxes, rotary tiller gearboxes, feed mixer gearboxes, rotary mower gearboxes, fertilizer spreader gearboxes, flail mower gearboxes, post hole digger gearboxes, round baler gearboxes, square baler gearboxes, disc mower gearboxes, center pivot irrigation gearboxes, hydraulic drive gearboxes, silage machine gearboxes, orchard sprayer gearboxes, rotary rake gearboxes, combine harvester gearboxes, grain storage gearboxes, grain transportation gearboxes, corn header gearboxes, cutting bar gearboxes, and poultry feeding gearboxes, along with custom agricultural gearboxes covering nearly one thousand specifications. These products are widely used in grain harvesting equipment, forage machinery, mowers, balers, rakes, rotary tillers, fertilizer spreaders, sprayers, feed mixers, silage machines, and combine harvesters across global markets.\r\n\r\nCMN Transmission's broader product portfolio also includes PTO shafts, universal joints, yokes, tubes, torque limiters, covers, adapters, couplings, bearings, blades, chains, and sprockets, enabling us to supply complete driveline solutions rather than individual components alone. With annual production exceeding 500,000 units, CMN Transmission consistently delivers reliable performance and long-term durability for global OEM manufacturers and aftermarket distributors.\r\n\r\nAll products are manufactured under CE and ISO 9001 certified quality management systems, ensuring consistent dimensional accuracy, material specification compliance, and performance reliability across every batch. Our products are exported to the United States, Canada, Mexico, Brazil, Argentina, France, Germany, Italy, Spain, the United Kingdom, Russia, China, India, Thailand, Vietnam, Turkey, Australia, New Zealand, and beyond, with extensive experience providing technical solutions for agricultural machinery partners across every major farming region in the world.\r\n\r\nFor fertilizer spreader gearbox suppliers and OEM procurement teams, CMN Transmission supports custom production based on customer drawings and specifications. Whether you need a direct Comer replacement like the L-25J, a modified ratio configuration, a custom housing mounting pattern, or a branded private-label product for your distribution network, our engineering team has the capability to support your requirement from prototype through volume production. When you choose CMN Transmission, you gain access to a proven manufacturer with two decades of agricultural gearbox expertise, a global logistics network, and a technical support team that understands the operational demands your equipment faces in the field every day.\r\n\r\n<img class=\"aligncenter wp-image-8178 size-full\" src=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/0_Fertilizer-Spreader-Gearbox-Manufacturers.webp\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) 1200px, 100vw\" srcset=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/0_Fertilizer-Spreader-Gearbox-Manufacturers.webp 1200w, https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/0_Fertilizer-Spreader-Gearbox-Manufacturers-980x711.webp 980w, https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/0_Fertilizer-Spreader-Gearbox-Manufacturers-480x348.webp 480w\" alt=\"Fertilizer Spreader Gearbox Manufacturers\" width=\"1200\" height=\"870\" \/>\r\n<h2>Frequently Asked Questions<\/h2>\r\n<strong>Q: Is the CMN L-25J a direct replacement for the Comer L-25J fertilizer spreader gearbox?<\/strong>\r\nA: Yes. The CMN L-25J is engineered as a direct-fit Comer L-25J replacement, matching the same 1:1.9 gear ratio, 1.3\/8-6 input spline profile, 22 mm output shaft diameter, and mounting bolt pattern. This enables a like-for-like installation on all spreader models originally equipped with the Comer L-25J without modification. Always verify the mounting dimensions and shaft specifications against your specific machine before ordering if the spreader has been modified from its original configuration.\r\n\r\n<strong>Q: What oil should I use in the L-25J fertilizer spreader gearbox, and how do I check the oil level?<\/strong>\r\nA: Use SAE 80W-90 gear oil as specified. To check the fertilizer spreader gearbox oil level, place the spreader on level ground, remove the oil level plug (located on the side of the housing), and verify that oil is present at the plug opening. The gearbox should be at ambient temperature during the check. Maximum oil capacity is 0.35 L. Top up with 80W-90 if the level is below the plug. Avoid overfilling, as excess oil can pressurize the housing and accelerate seal failure.\r\n\r\n<strong>Q: What is the correct fertilizer spreader gearbox ratio for centrifugal disc spreading?<\/strong>\r\nA: The L-25J operates at a fertilizer spreader gearbox ratio of 1:1.9, meaning the output shaft rotates at 1.9 times the input speed. At the standard 540 r\/min PTO input, this produces approximately 1,026 r\/min at the output shaft. This speed range is optimal for centrifugal disc spreaders handling granular NPK fertilizers and lime at typical field spreading widths. Contact CMN Transmission if your spreader application requires a different ratio such as 1:1.35 or 1:1.0, as alternative configurations are available.\r\n\r\n<strong>Q: Can this gearbox be used with a 1000 r\/min PTO instead of 540 r\/min?<\/strong>\r\nA: The L-25J is rated for a maximum input rotation speed of 540 r\/min. Operating the gearbox at 1000 r\/min PTO speed will exceed the rated limits and significantly shorten bearing and gear life, and may cause seal failure from elevated internal pressure. If your tractor only has a 1000 r\/min PTO output, contact CMN Transmission for advice on a compatible gearbox specification or the use of a PTO speed reduction adapter to bring the input speed within the rated range.\r\n\r\n<strong>Q: How long will the L-25J fertilizer spreader gearbox last under normal operating conditions?<\/strong>\r\nA: With correct oil fill at installation, first oil change at 50-70 hours, and subsequent 500-hour or annual oil changes, users report 1,500 to 3,000+ operating hours of service life from the L-25J under normal agricultural spreading conditions. Lifespan is heavily influenced by oil maintenance discipline, avoidance of PTO overspeed, correct overload protection in the driveline, and post-season cleaning to remove fertilizer deposits that can attack seals and housing surfaces during storage.\r\n\r\n<strong>Q: Do I need a slip clutch or overload protection device with this gearbox?<\/strong>\r\nA: CMN Transmission strongly recommends using a PTO shaft fitted with an appropriate slip clutch or shear bolt overload protection device between the tractor PTO output and the gearbox input. The L-25J's 1000 N\u00b7m torque rating provides working capacity, not overload protection. If the spreading disc strikes an obstacle or a material jam occurs, unprotected shock torque can damage internal gears and bearings in a single event. Overload protection preserves the gearbox investment and is standard practice on all professionally configured spreader drivelines.\r\n\r\n<strong>Q: Can CMN Transmission supply fertilizer spreader gearboxes in bulk for OEM manufacturers or distributors?<\/strong>\r\nA: Yes. CMN Transmission is an established OEM and aftermarket fertilizer spreader gearbox manufacturer with annual production exceeding 500,000 units across all product lines. Bulk orders with custom branding, modified specifications, or specific packaging requirements can be accommodated through our OEM program. Distributor pricing tiers and minimum order quantities are available on request. CMN Transmission's CE and ISO 9001 certified production management ensures consistent quality across high-volume orders.\r\n\r\n<strong>Q: How do I correctly fill the L-25J gearbox with oil for the first time?<\/strong>\r\nA: Install the gearbox on the spreader frame in its operating position. Remove the oil fill plug on the top of the housing. Pour SAE 80W-90 gear oil slowly into the fill port until oil reaches the level plug opening on the side of the housing, indicating the correct 0.35 L fill level. Refit both the fill and level plugs securely. Run the gearbox at low speed for a few minutes, then shut down and recheck for leaks at both plugs and shaft seal exits before proceeding to field operation.\r\n\r\n<strong>Q: What are the main agricultural gearbox types available from CMN Transmission?<\/strong>\r\nA: CMN Transmission manufactures a comprehensive range of agricultural gearboxes including fertilizer spreader gearboxes, flail mower gearboxes, rotary tiller gearboxes, rotary cutter gearboxes, post hole digger gearboxes, round and square baler gearboxes, disc mower gearboxes, feed mixer gearboxes, silage machine gearboxes, combine harvester gearboxes, and irrigation gearboxes, covering nearly one thousand specifications. Custom agricultural gearboxes based on customer drawings or OEM samples are also available. Contact CMN Transmission's technical team to discuss your specific gearbox requirements.\r\n\r\n<strong>Q: What mounting configurations are available for the L-25J from Comer, and does the CMN replacement match them?<\/strong>\r\nA: According to the Comer L-25J technical catalog (Code 124.8, section 3.02), the original gearbox is available in multiple shaft and mounting configurations including 1\" 3\/8 Z6 input splines and various Z output combinations. The CMN L-25J is supplied in the standard configuration matching the most common market variant. If your spreader uses a non-standard Comer variant, contact CMN Transmission with the Comer code number from your original gearbox label and we will confirm compatibility or identify the correct replacement specification from our range.\r\n\r\n<img class=\"aligncenter wp-image-8037 size-full\" src=\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/09\/L-25J-Fertilizer-Spreader-Gearbox-1-3.webp\" alt=\"L-25J Fertilizer Spreader Gearbox 1-3\" width=\"800\" height=\"800\" \/>\r\n<h2>Customer Reviews<\/h2>\r\n<strong>Alejandro Rodriguez | Crop Farming | Argentina<\/strong>\r\n\"We manage about 1,200 ha of wheat and corn in the Pampas region and use several centrifugal spreaders for our fertilizer program. We replaced three worn gearboxes with the CMN L-25J mid-season and honestly could not believe how easy it was. Arrived in Buenos Aires in good condition, the spline was identical to our existing driveshafts, and we had them all running within an hour. After doing the first oil change at 60 hours as instructed, everything was clean inside, no metal particles, no wear at all. Very impressed with the quality at this price point.\"\r\n\r\n<strong>James Harrison | Grain Farming | United Kingdom<\/strong>\r\n\"Been running Comer gearboxes for years but the cost of OEM replacements has gotten ridiculous. Tried the CMN L-25J as a replacement on one of our Amazone ZA-M spreaders and I genuinely cannot tell the difference in the field. Spread pattern is spot on, no vibration, fits perfectly. Ordered three more for the season after that. The customer service team answered my technical questions about the mounting dimensions quickly too, which made the decision easy. Would definitely recommend to other contractors looking to reduce parts costs.\"\r\n\r\n<strong>Klaus M\u00fcller | Crop Farming | Germany<\/strong>\r\n\"Ordered two L-25J units to replace worn gearboxes on our Rauch spreaders before the autumn application window. Shipping to Bavaria was faster than expected, about 12 days, and the packaging was solid with no transit damage. Spline fit was correct, oil seals looked high quality, and after filling with 80W-90 as specified they ran smoothly from day one. We put about 200 hours on them through the season spreading compound NPK and lime with no issues. Will be our go-to replacement source from now on. Sehr gut.\"\r\n\r\n<strong>Marco Vitale | Horticulture &amp; Nurseries | Italy<\/strong>\r\n\"I use these gearboxes on compact spreaders for our vegetable and greenhouse operations. The aluminium housing is perfect for our indoor climate where standard iron gearboxes rust fast. The 22mm output shaft fitted our disc hub directly without any modification. I was initially skeptical about a Korean replacement for the Comer original but the quality is genuinely comparable. Weight is just 4.1 kg which matters when you are moving equipment around a busy nursery. Placed a second order after six months of trouble-free use.\"\r\n\r\n<strong>David Patterson | Pasture Management | Australia<\/strong>\r\n\"Needed a gearbox urgently mid-season for topdressing pastures before the autumn break and the CMN team organized express shipping to Victoria that got it here in time. Fitted straight onto our old spreader frame, 1.3\/8 spline matched perfectly to our driveshaft. Been spreading lime and superphosphate for about 300 hours since fitting. The aluminium housing handles our wet conditions far better than the old iron unit did and the seals show no signs of fertilizer leakage. Will be recommending CMN to other farmers in our district.\"\r\n\r\n<strong>Pierre Laurent | Vineyard Maintenance | France<\/strong>\r\n\"We use these on our inter-row spreaders in the vineyards for potassium and micronutrient application. The price is significantly better than sourcing through local dealers and the quality has been excellent. Two units running now for a full season without any problems, which is impressive given we work on slopes where vibration from uneven ground is hard on equipment. The technical datasheet they provided showed all the dimensions clearly which made it easy to confirm fit before ordering. Fast response to email questions too.\"\r\n\r\n<strong>Robert Thompson | Agricultural Machinery | Canada<\/strong>\r\n\"We stock the CMN L-25J gearboxes as a service part for customer spreaders and the sell-through has been very strong. Price point is about 35% lower than OEM Comer and quality has been consistent across every unit we have sold. No warranty returns in two seasons which says everything you need to know. Packaging is good for retail display. CMN's technical support documents are detailed enough that our parts staff can answer customer fitment questions without needing to escalate. Shipping from Korea to Ontario has consistently been 10 to 14 days.\"\r\n\r\n<strong>Ravi Sharma | Sugar Cane Farming | India<\/strong>\r\n\"Difficult to source quality gearbox parts in our region so we ordered directly from CMN. The L-25J arrived well packed and the spline matched our PTO driveshaft without any adapter needed. We use it on a disc spreader for urea and potash application across about 80 hectares per season. Runs hot here but the aluminium housing handles heat well. Oil level easy to check and change. Communication with CMN was good throughout. Would order again and have already passed the contact details to two neighboring farmers who need the same part.\"\r\n\r\n<strong>Carlos Martinez | Golf Course Management | Spain<\/strong>\r\n\"We use a PTO-driven spreader for fertilizer applications across the course fairways and rough areas. Our old Comer gearbox was becoming unreliable and the OEM replacement price was difficult to justify. The CMN L-25J arrived quickly, installed without any issues, and the disc speed on our spreader is identical to what we had before with the original unit. After one full season of use across about 40 hectares of turf we have had zero problems. The gearbox exterior cleans up easily after each use which matters for presentation on a golf property. Very satisfied.\"","_et_gb_content_width":""},"product_brand":[],"product_cat":[309],"product_tag":[316,315,311,317,318,319,310],"class_list":{"0":"post-8175","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-fertilizer-spreader-gearbox","7":"product_tag-fertiliser-spreader-gearbox","8":"product_tag-fertilizer-distributor-gearbox","9":"product_tag-fertilizer-spreader-gearbox","10":"product_tag-fertilizer-spreader-gearbox-for-sale","11":"product_tag-fertilizer-spreader-gearbox-manufacturers","12":"product_tag-fertilizer-spreader-gearbox-suppliers","13":"product_tag-gearbox-for-fertilizer-spreader","15":"first","16":"instock","17":"shipping-taxable","18":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/korea-transmission.com\/fr\/wp-json\/wp\/v2\/product\/8175","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/korea-transmission.com\/fr\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/korea-transmission.com\/fr\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/korea-transmission.com\/fr\/wp-json\/wp\/v2\/comments?post=8175"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/korea-transmission.com\/fr\/wp-json\/wp\/v2\/media\/8036"}],"wp:attachment":[{"href":"https:\/\/korea-transmission.com\/fr\/wp-json\/wp\/v2\/media?parent=8175"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/korea-transmission.com\/fr\/wp-json\/wp\/v2\/product_brand?post=8175"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/korea-transmission.com\/fr\/wp-json\/wp\/v2\/product_cat?post=8175"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/korea-transmission.com\/fr\/wp-json\/wp\/v2\/product_tag?post=8175"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}