{"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\/pt\/produto\/l-25j-fertilizer-spreader-gearbox-ratio-11-9-replacement-for-comer-l-25j-gearbox\/","title":{"rendered":"Caixa de engrenagens para distribuidor de fertilizantes L-25J, rela\u00e7\u00e3o 1:1,9, substituta da caixa de engrenagens Comer L-25J."},"content":{"rendered":"<p>A caixa de engrenagens para distribuidor de fertilizantes L-25J, com rela\u00e7\u00e3o de 1:1,9, \u00e9 uma pe\u00e7a de reposi\u00e7\u00e3o para a caixa de engrenagens Comer L-25J, tamb\u00e9m chamada de caixa de engrenagens para distribui\u00e7\u00e3o de fertilizantes. Essa caixa \u00e9 um componente essencial de m\u00e1quinas agr\u00edcolas, projetada especificamente para tarefas como preparo do solo, tratamento de culturas e distribui\u00e7\u00e3o de fertilizantes. Localizada no centro da m\u00e1quina, ela transmite a pot\u00eancia da tomada de for\u00e7a (TDF) do trator para os discos ou roscas girat\u00f3rias que distribuem o fertilizante uniformemente pelo campo. Projetada para durabilidade e confiabilidade, essa caixa de engrenagens para distribuidor de fertilizantes garante uma transmiss\u00e3o de pot\u00eancia consistente para atender \u00e0s diversas demandas operacionais em diferentes ambientes agr\u00edcolas.<\/p>\n<p>Equipada com engrenagens de corte preciso e eixos temperados, esta caixa de engrenagens agr\u00edcola ajusta a velocidade de rota\u00e7\u00e3o e o torque de acordo com as necessidades de distribui\u00e7\u00e3o, otimizando o desempenho da m\u00e1quina ao longo da safra. Com uma rela\u00e7\u00e3o de transmiss\u00e3o de 1:1,9, uma carca\u00e7a de alum\u00ednio que mant\u00e9m o peso da unidade em apenas 4,1 kg e compatibilidade com eixos de tomada de for\u00e7a (TDF) padr\u00e3o de 1,3\/8\"-6 estrias, operando a 540 rpm, esta caixa de engrenagens foi projetada para suportar as condi\u00e7\u00f5es rigorosas do trabalho agr\u00edcola. Seja aplicada no cultivo de gr\u00e3os, hortali\u00e7as, pastagens ou jardinagem, esta caixa de engrenagens para distribuidores de fertilizantes desempenha um papel crucial no aumento da efici\u00eancia e efic\u00e1cia dos programas de aplica\u00e7\u00e3o de fertilizantes, reduzindo a interven\u00e7\u00e3o do operador e maximizando os resultados de produtividade.<\/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=\"Caixa de engrenagens do distribuidor de fertilizantes 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>Par\u00e2metros t\u00e9cnicos<\/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>Modelo<\/strong><\/td>\n<td style=\"height: 23px; width: 52.6947%;\">Caixa de engrenagens 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>Substituir marca<\/strong><\/td>\n<td style=\"height: 23px; width: 52.6947%;\">Comer<\/td>\n<\/tr>\n<tr style=\"height: 95px;\">\n<td style=\"height: 95px; width: 47.0658%; text-align: center;\"><strong>Detalhes do produto<\/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>Faixa de aplica\u00e7\u00e3o<\/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>Fator de propor\u00e7\u00e3o<\/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>Pot\u00eancia m\u00e1xima de entrada<\/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>Velocidade m\u00e1xima de rota\u00e7\u00e3o de entrada<\/strong><\/td>\n<td style=\"width: 52.6947%; height: 23px;\">540 rpm<\/td>\n<\/tr>\n<tr style=\"height: 23px;\">\n<td style=\"height: 25px; width: 47.0658%; text-align: center;\"><strong>Pot\u00eancia m\u00e1xima de sa\u00edda<\/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>Pot\u00eancia m\u00e1xima de sa\u00edda<\/strong><\/td>\n<td style=\"width: 52.6947%; height: 23px;\">15 HP<\/td>\n<\/tr>\n<tr style=\"height: 23px;\">\n<td style=\"width: 47.0658%; text-align: center; height: 23px;\"><strong>Torque m\u00e1ximo de sa\u00edda<\/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>Connection 2 outside diameter<\/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>Arranjo de engrenagens redutor<\/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>Cont\u00e9m \u00f3leo<\/strong><\/td>\n<td style=\"height: 23px; width: 52.6947%;\">N\u00e3o<\/td>\n<\/tr>\n<tr style=\"height: 23px;\">\n<td style=\"height: 23px; width: 47.0658%; text-align: center;\"><strong>Capacidade m\u00e1xima de \u00f3leo<\/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>Max. oil change<\/strong>\u00a0<strong>interval<\/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>Grau de viscosidade SAE do \u00f3leo<\/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>Material de constru\u00e7\u00e3o<\/strong><\/td>\n<td style=\"height: 23px; width: 52.6947%;\">Alum\u00ednio<\/td>\n<\/tr>\n<tr style=\"height: 23px;\">\n<td style=\"height: 23px; width: 47.0658%; text-align: center;\"><strong>Peso<\/strong><\/td>\n<td style=\"height: 23px; width: 52.6947%;\">4,1 kg<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Conclu\u00edmos uma auditoria de fornecedores e verifica\u00e7\u00e3o da empresa por terceiros, com o apoio da SGS\/T\u00dcV Rheinland. Essa verifica\u00e7\u00e3o ajuda os compradores a analisar a identidade da empresa, as opera\u00e7\u00f5es comerciais, o perfil do fornecedor e a capacidade geral de produ\u00e7\u00e3o. Relat\u00f3rios de inspe\u00e7\u00e3o espec\u00edficos do produto, documentos de materiais ou registros de conformidade podem ser fornecidos de acordo com os requisitos do pedido.<\/p>\n<p><strong>Quantidade m\u00ednima de encomenda (MOQ):<\/strong>\u00a0Configura\u00e7\u00e3o flex\u00edvel com base no tipo de produto e na quantidade do pedido.<\/p>\n<p><strong>Exemplos:<\/strong>\u00a0Novos clientes podem solicitar de 1 a 5 amostras em circunst\u00e2ncias apropriadas.<\/p>\n<p><strong>Pedidos mistos:<\/strong>\u00a0\u00c9 poss\u00edvel combinar diferentes modelos; o valor total do pedido deve atingir aproximadamente $1.500.<\/p>\n<p><strong>Encomendas de pequeno porte:<\/strong>\u00a0S\u00e3o aceitas encomendas a partir de 1 ou 2 unidades, mas o pre\u00e7o unit\u00e1rio ser\u00e1 relativamente mais alto.<\/p>\n<p><strong>Tempo de espera:<\/strong>\u00a010 a 25 dias \u00fateis para pe\u00e7as padr\u00e3o; 20 a 45 dias \u00fateis para componentes personalizados; 45 a 120 dias \u00fateis para equipamentos de projeto.<\/p>\n<p><strong>Termos comerciais:<\/strong>\u00a0EXW, FOB, CIF e DAP s\u00e3o geralmente aceitos; os termos FCA, CFR, CPT, CIP e DDP podem ser negociados especificamente.<\/p>\n<h2>Dimens\u00f5es da caixa de engrenagens do distribuidor de fertilizantes 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=\"Dimens\u00f5es da caixa de engrenagens do distribuidor de fertilizantes 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=\"Dimens\u00f5es da caixa de engrenagens do distribuidor de fertilizantes 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=\"Dimens\u00f5es da caixa de engrenagens do distribuidor de fertilizantes 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>Principais caracter\u00edsticas da caixa de engrenagens do distribuidor de fertilizantes L-25J 1:1,9<\/h2>\n<p>1. Interface PTO e compatibilidade com estrias<br \/>\nO eixo de entrada \u00e9 usinado para corresponder ao perfil estriado padr\u00e3o da tomada de for\u00e7a (TDF) de tratores de 1,3\/8-6, garantindo um encaixe direto e sem vibra\u00e7\u00f5es com a maioria das transmiss\u00f5es de tratores comuns que operam a 540 rpm. O encaixe correto da TDF elimina o desalinhamento, reduz o desgaste mec\u00e2nico e evita falhas prematuras dos rolamentos. Nossas caixas de engrenagens s\u00e3o fornecidas prontas para acoplamento, sem necessidade de modifica\u00e7\u00f5es com adaptadores, reduzindo significativamente o tempo e a complexidade de instala\u00e7\u00e3o para os operadores em campo.<\/p>\n<p>2. Op\u00e7\u00f5es otimizadas de rela\u00e7\u00e3o de transmiss\u00e3o e sa\u00edda<br \/>\nA rela\u00e7\u00e3o de transmiss\u00e3o de 1:1,9 foi cuidadosamente selecionada para fornecer a faixa ideal de RPM do disco para a distribui\u00e7\u00e3o centr\u00edfuga de fertilizantes. Essa configura\u00e7\u00e3o de acelera\u00e7\u00e3o utiliza 540 rpm da tomada de for\u00e7a (TDF) e aumenta a velocidade de sa\u00edda para alcan\u00e7ar arcos de distribui\u00e7\u00e3o precisos e de ampla cobertura. O eixo de sa\u00edda de 22 mm de di\u00e2metro \u00e9 compat\u00edvel com montagens padr\u00e3o de discos e agitadores em uma ampla gama de distribuidores de fertilizantes de fabricantes originais (OEM). Entre em contato com a CMN Transmission para configura\u00e7\u00f5es de rela\u00e7\u00e3o personalizadas, onde diferentes larguras de distribui\u00e7\u00e3o ou tipos de gr\u00e2nulos exigem velocidades de sa\u00edda sob medida.<\/p>\n<p>3. Constru\u00e7\u00e3o resistente \u00e0 corros\u00e3o<br \/>\nOs ambientes com fertilizantes s\u00e3o quimicamente agressivos: compostos de nitrog\u00eanio, pot\u00e1ssio e fosfato atacam rapidamente superf\u00edcies met\u00e1licas desprotegidas. Esta caixa de engrenagens possui uma carca\u00e7a em liga de alum\u00ednio que resiste naturalmente \u00e0 corros\u00e3o, combinada com retentores labiais de alta qualidade e rolamentos selados que impedem a entrada de umidade e a contamina\u00e7\u00e3o por poeira de fertilizante. As superf\u00edcies internas das engrenagens e os eixos recebem tratamento para resistir ao ataque qu\u00edmico durante longos per\u00edodos de aplica\u00e7\u00e3o. Isso torna a L-25J particularmente adequada para operadores que lidam com fertilizantes compostos corrosivos em climas \u00famidos ou tropicais.<\/p>\n<p>4. Integra\u00e7\u00e3o do agitador e da unidade de disco<br \/>\nA caixa de engrenagens L-25J foi projetada para integrar-se perfeitamente tanto com sistemas de discos rotativos quanto com configura\u00e7\u00f5es de espalhadores acionados por agitadores. Em projetos de disco \u00fanico, o eixo de sa\u00edda conecta-se diretamente ao cubo do disco. Em modelos de disco duplo ou com agitador integrado, a caixa de engrenagens fornece um torque consistente que evita a forma\u00e7\u00e3o de pontes de material na tremonha, enquanto aciona simultaneamente o disco de espalhamento principal. Esse design de dupla fun\u00e7\u00e3o torna a caixa de engrenagens um componente essencial e vers\u00e1til para diversos tipos de plataformas de espalhadores, desde espalhadores de arrasto compactos at\u00e9 m\u00e1quinas rebocadas com lan\u00e7a larga.<\/p>\n<p>5. Funcionalidade em condi\u00e7\u00f5es de campo<br \/>\nA caixa de engrenagens L-25J foi projetada pensando na facilidade de manuten\u00e7\u00e3o pelo operador. Os pontos de abastecimento, drenagem e verifica\u00e7\u00e3o do n\u00edvel de \u00f3leo est\u00e3o convenientemente posicionados e acess\u00edveis sem a necessidade de remover a caixa de engrenagens da m\u00e1quina. A capacidade m\u00e1xima de \u00f3leo de 0,35 L e o \u00f3leo de engrenagem SAE 80W-90 recomendado s\u00e3o padr\u00e3o na ind\u00fastria e est\u00e3o dispon\u00edveis em qualquer loja de suprimentos agr\u00edcolas do mundo. O primeiro intervalo de troca de \u00f3leo, entre 50 e 70 horas de opera\u00e7\u00e3o, permite a detec\u00e7\u00e3o precoce de part\u00edculas de desgaste durante o per\u00edodo de amaciamento, enquanto o intervalo padr\u00e3o de 500 horas ou anual torna a manuten\u00e7\u00e3o programada simples e previs\u00edvel para os gestores agr\u00edcolas.<\/p>\n<p>6. Ampla gama de aplica\u00e7\u00f5es agr\u00edcolas<br \/>\nAl\u00e9m da distribui\u00e7\u00e3o de fertilizantes, a caixa de engrenagens L-25J \u00e9 adequada para segadoras, cultivadores rotativos de m\u00faltiplas linhas e serras de fita, tornando-a uma das caixas de engrenagens compactas mais vers\u00e1teis no segmento de m\u00e1quinas agr\u00edcolas. Sua capacidade de pot\u00eancia de 11 kW \/ 15 HP e torque m\u00e1ximo de sa\u00edda de 1000 N\u00b7m abrangem toda a gama de implementos leves a m\u00e9dios. Seja para sistemas mistos de gr\u00e3os e forragem ou para empreendimentos dedicados \u00e0 horticultura, esta caixa de engrenagens agr\u00edcola para distribuidores de fertilizantes oferece desempenho confi\u00e1vel safra ap\u00f3s safra, sem o alto custo das pe\u00e7as de reposi\u00e7\u00e3o originais.<\/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=\"Caixa de engrenagens do distribuidor de fertilizantes 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>Como funciona a caixa de engrenagens do distribuidor de fertilizantes L-25J?<\/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>A carca\u00e7a em liga de alum\u00ednio da L-25J dissipa naturalmente o calor gerado durante a opera\u00e7\u00e3o cont\u00ednua da tomada de for\u00e7a (TDF), mantendo a integridade da pel\u00edcula lubrificante interna mesmo durante aplica\u00e7\u00f5es prolongadas de fertilizantes em climas quentes. A carca\u00e7a \u00e9 projetada com assentos de rolamento usinados que mant\u00eam a precis\u00e3o dimensional ao longo da vida \u00fatil da caixa de engrenagens, evitando a oscila\u00e7\u00e3o e a carga lateral nos eixos de sa\u00edda, comuns em alternativas mais baratas de a\u00e7o fundido. Retentores labiais de alta qualidade nas sa\u00eddas dos eixos de entrada e sa\u00edda fornecem uma barreira confi\u00e1vel contra a entrada de poeira, lama e umidade de fertilizantes. A caixa de engrenagens \u00e9 pr\u00e9-montada com todos os componentes internos e enviada seca, permitindo que o operador a complete com \u00f3leo de engrenagem 80W-90 dispon\u00edvel localmente antes do primeiro uso. A capacidade interna de \u00f3leo de 0,35 L \u00e9 suficiente para manter a lubrifica\u00e7\u00e3o completa de todas as superf\u00edcies de contato das engrenagens e rolamentos durante o intervalo de manuten\u00e7\u00e3o de 500 horas.<\/p>\n<p>A rela\u00e7\u00e3o entre o torque de sa\u00edda da caixa de engrenagens e a qualidade do padr\u00e3o de distribui\u00e7\u00e3o do fertilizante \u00e9 direta: a inconsist\u00eancia no torque de sa\u00edda leva \u00e0 varia\u00e7\u00e3o na velocidade dos discos, o que, por sua vez, produz largura de distribui\u00e7\u00e3o e taxa de aplica\u00e7\u00e3o irregulares. O L-25J tem uma capacidade de torque de sa\u00edda m\u00e1xima de 1000 N\u00b7m, proporcionando uma reserva de torque substancial acima das cargas de trabalho normais. Essa capacidade de reserva significa que a velocidade dos discos permanece est\u00e1vel mesmo quando ocorrem bloqueios na tremonha, aglomera\u00e7\u00e3o do material ou picos repentinos de carga. A velocidade est\u00e1vel dos discos se traduz em larguras de distribui\u00e7\u00e3o consistentes e taxas de aplica\u00e7\u00e3o precisas, que s\u00e3o cruciais para alcan\u00e7ar uma distribui\u00e7\u00e3o uniforme de nutrientes em grandes \u00e1reas de cultivo e evitar zonas de aplica\u00e7\u00e3o excessiva ou insuficiente que desperdi\u00e7am fertilizantes caros.<\/p>\n<p>Embora a caixa de engrenagens L-25J seja, por si s\u00f3, uma unidade de transmiss\u00e3o de pot\u00eancia mecanicamente robusta, ela foi projetada para ser usada em conjunto com um eixo de tomada de for\u00e7a (TDF) compat\u00edvel, equipado com uma embreagem deslizante ou um sistema de prote\u00e7\u00e3o contra sobrecarga por parafuso de cisalhamento. No caso de um objeto estranho ou material obstruir o disco de distribui\u00e7\u00e3o ou o agitador, a prote\u00e7\u00e3o contra sobrecarga a montante da caixa de engrenagens interrompe a transmiss\u00e3o de torque antes que cargas danosas atinjam os componentes internos da caixa. Essa abordagem sist\u00eamica para prote\u00e7\u00e3o contra sobrecarga garante que o investimento na caixa de engrenagens esteja protegido durante toda a sua vida \u00fatil, minimizando o risco de falha catastr\u00f3fica das engrenagens, que, de outra forma, exigiria a substitui\u00e7\u00e3o completa da caixa de engrenagens em vez de uma simples troca do parafuso de cisalhamento.<\/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=\"Caixa de engrenagens do distribuidor de fertilizantes\" 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>Campos de inscri\u00e7\u00e3o<\/h2>\n<div>\n<h3>Cultivo de gr\u00e3os<\/h3>\n<p>Essencial para a aplica\u00e7\u00e3o uniforme de fertilizantes nitrogenados, fosfatados e pot\u00e1ssicos em culturas de trigo, milho, cevada e arroz. A rela\u00e7\u00e3o precisa de 1:1,9 proporciona velocidades est\u00e1veis \u200b\u200bdos discos, garantindo uma cobertura uniforme em amplas passagens, maximizando a absor\u00e7\u00e3o de nutrientes e atendendo \u00e0s altas metas de produtividade exigidas em sistemas comerciais de produ\u00e7\u00e3o de gr\u00e3os. A caixa de engrenagens integra-se perfeitamente \u00e0 maioria das plataformas de distribui\u00e7\u00e3o centr\u00edfuga utilizadas em grandes \u00e1reas de cultivo de gr\u00e3os.<\/p>\n<\/div>\n<div>\n<h3>Cultivo de hortali\u00e7as<\/h3>\n<p>Na produ\u00e7\u00e3o de hortali\u00e7as, a precis\u00e3o na distribui\u00e7\u00e3o de nutrientes \u00e9 fundamental para a qualidade e seguran\u00e7a das colheitas. A caixa de engrenagens L-25J permite a aplica\u00e7\u00e3o precisa de fertilizantes granulados em br\u00e1ssicas, ra\u00edzes e hortali\u00e7as folhosas, nas taxas corretas, reduzindo o risco de queima por excesso de nutrientes ou ac\u00famulo de sais no solo. Sua estrutura leve de alum\u00ednio, com apenas 4,1 kg, a torna ideal para uso em distribuidores compactos, permitindo manobras em canteiros estreitos e em hortas comerciais.<\/p>\n<\/div>\n<div>\n<h3>Fruticultura<\/h3>\n<p>Pomares de frutas e planta\u00e7\u00f5es de frutos vermelhos exigem a aplica\u00e7\u00e3o precisa de fertilizantes em est\u00e1gios de crescimento definidos, sem contaminar a folhagem ou os frutos. Esta caixa de engrenagens para fertilizantes aciona discos distribuidores que liberam gr\u00e2nulos de fertilizante com precis\u00e3o na zona radicular da \u00e1rvore ou videira, favorecendo a frutifica\u00e7\u00e3o e o desenvolvimento ideais dos frutos. As dimens\u00f5es compactas da caixa de engrenagens permitem a integra\u00e7\u00e3o em sistemas de distribui\u00e7\u00e3o entre linhas, utilizados entre \u00e1rvores j\u00e1 estabelecidas em pomares comerciais.<\/p>\n<\/div>\n<div>\n<h3>Manejo de Pastagens<\/h3>\n<p>Na pecu\u00e1ria, a distribui\u00e7\u00e3o uniforme de fertilizantes em pastagens permanentes impacta diretamente a qualidade da forragem e a capacidade de suporte do solo. A caixa de engrenagens L-25J garante velocidades consistentes dos discos em terrenos variados, mantendo a uniformidade da largura de distribui\u00e7\u00e3o mesmo em pastagens inclinadas. A aplica\u00e7\u00e3o uniforme de calc\u00e1rio e nitrog\u00eanio, proporcionada por essa caixa de engrenagens, promove o crescimento equilibrado da pastagem, reduzindo \u00e1reas sem cobertura vegetal e a infesta\u00e7\u00e3o de ervas daninhas, fatores que diminuem a produtividade em sistemas de pastejo intensivo.<\/p>\n<h3>Pomares e Vinhedos<\/h3>\n<p>A aplica\u00e7\u00e3o precisa de fertilizantes em torno de sistemas radiculares delicados em pomares e vinhedos exige uma caixa de engrenagens que proporcione desempenho controlado e consistente dos discos. A L-25J permite a aplica\u00e7\u00e3o direcionada de fertilizantes \u00e0 base de pot\u00e1ssio, boro e zinco, essenciais para as culturas frut\u00edferas durante os principais per\u00edodos de desenvolvimento. A caixa de engrenagens adapta-se facilmente a sistemas de distribui\u00e7\u00e3o pendular ou de discos configurados para uso entre linhas em plantios de pomares de alta densidade, onde a aplica\u00e7\u00e3o precisa evita o desperd\u00edcio de nutrientes e reduz o risco de escoamento superficial.<\/p>\n<\/div>\n<div>\n<h3>Gest\u00e3o de Gramados e Relvados<\/h3>\n<p>Gestores de campos desportivos e superintendentes de campos de golfe dependem da aplica\u00e7\u00e3o precisa e personaliz\u00e1vel de fertilizantes para obter relvados saud\u00e1veis \u200b\u200be uniformes. A caixa de velocidades com rela\u00e7\u00e3o de 1:1,9 proporciona uma rota\u00e7\u00e3o est\u00e1vel do disco para fertilizantes de gr\u00e2nulos finos que requerem uma largura de distribui\u00e7\u00e3o consistente para evitar riscas. A estrutura compacta e leve em alum\u00ednio \u00e9 ideal para as plataformas de distribui\u00e7\u00e3o mais pequenas, comuns em campos desportivos, campos de golfe e opera\u00e7\u00f5es de manuten\u00e7\u00e3o de relvados de alta qualidade.<\/p>\n<\/div>\n<div>\n<h3>Horticultura e Viveiros<\/h3>\n<p>Em estufas e viveiros, utilizam-se fertilizantes granulados sol\u00faveis e de libera\u00e7\u00e3o controlada, onde a precis\u00e3o na aplica\u00e7\u00e3o \u00e9 crucial. Esta caixa de engrenagens agr\u00edcola proporciona o torque consistente necess\u00e1rio para alimentar sistemas de distribui\u00e7\u00e3o em ambientes de cultivo confinados. Sua carca\u00e7a de alum\u00ednio resistente \u00e0 corros\u00e3o suporta a atmosfera \u00famida e rica em fertilizantes das instala\u00e7\u00f5es de cultivo protegidas, mantendo uma opera\u00e7\u00e3o confi\u00e1vel durante longos per\u00edodos de cultivo, sem a degrada\u00e7\u00e3o da carca\u00e7a comum em caixas de engrenagens com corpo de ferro.<\/p>\n<h3>Paisagismo e jardinagem<\/h3>\n<p>Para jardins de pequena escala, canteiros de flores e projetos de paisagismo, os distribuidores compactos equipados com a caixa de engrenagens L-25J permitem a aplica\u00e7\u00e3o controlada de fertilizantes, o que melhora a vitalidade e o desenvolvimento das plantas. A rela\u00e7\u00e3o precisa de 1:1,9 permite o ajuste fino da largura de distribui\u00e7\u00e3o para se adequar aos limites do terreno, evitando o desperd\u00edcio de produto em superf\u00edcies duras e protegendo cursos d'\u00e1gua adjacentes. Sua estrutura leve de alum\u00ednio adiciona um peso m\u00ednimo ao equipamento distribuidor compacto, projetado para manobrar em ambientes de jardim com espa\u00e7o limitado.<\/p>\n<\/div>\n<div>\n<h3>Corre\u00e7\u00e3o do solo e aplica\u00e7\u00e3o de calc\u00e1rio<\/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=\"Aplica\u00e7\u00f5es da caixa de engrenagens do distribuidor de fertilizantes\" 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>Pe\u00e7as da caixa de engrenagens do distribuidor de fertilizantes L-25J<\/h2>\n<p>Caixa de Engrenagens<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>Eixo de entrada<br \/>\nO eixo de entrada, temperado e retificado, possui um perfil estriado de 1.3\/8-6 que se conecta diretamente ao eixo de transmiss\u00e3o da tomada de for\u00e7a (TDF) do trator. O eixo \u00e9 fabricado em a\u00e7o liga de alta qualidade, cementado para garantir que os dentes estriados resistam ao desgaste mesmo ap\u00f3s repetidos ciclos de acoplamento e desacoplamento. A condi\u00e7\u00e3o adequada do eixo de entrada \u00e9 crucial para manter uma conex\u00e3o livre de vibra\u00e7\u00f5es entre a transmiss\u00e3o da TDF e o par de engrenagens internas da caixa de c\u00e2mbio.<\/p>\n<p>Engrenagens c\u00f4nicas<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>Eixo de sa\u00edda<br \/>\nO eixo de sa\u00edda, com seu di\u00e2metro externo de 22 mm, \u00e9 o ponto de conex\u00e3o entre a caixa de engrenagens e o disco espalhador ou agitador. Usinado em a\u00e7o de alta resist\u00eancia com um munh\u00e3o de apoio retificado e chaveta, ele transmite a velocidade e o torque aumentados do par de engrenagens diretamente para o mecanismo de espalhamento. O eixo \u00e9 suportado por rolamentos de precis\u00e3o nas posi\u00e7\u00f5es interna e externa para suportar as cargas radiais e axiais combinadas do conjunto do disco girat\u00f3rio.<\/p>\n<p>Rolamentos<br \/>\nRolamentos de esferas de ranhura profunda ou rolamentos de rolos c\u00f4nicos s\u00e3o usados \u200b\u200bem cada posi\u00e7\u00e3o de suporte do eixo dentro do L-25J. Estes s\u00e3o selecionados por sua capacidade de suportar as cargas radiais combinadas das for\u00e7as de engrenamento e as cargas axiais do peso do disco e das for\u00e7as de espalhamento centr\u00edfugo. Rolamentos selados pr\u00e9-lubrificados na sa\u00edda do eixo de sa\u00edda impedem a entrada de fertilizantes, enquanto o rolamento do eixo de entrada \u00e9 lubrificado pelo banho de \u00f3leo de engrenagem 80W-90 que circula dentro da carca\u00e7a da caixa de engrenagens.<\/p>\n<p>Retentores de \u00f3leo<br \/>\nRetentores labiais de borracha NBR de alta qualidade s\u00e3o instalados em cada ponto de sa\u00edda do eixo para evitar vazamento de \u00f3leo da carca\u00e7a e bloquear a entrada de poeira de fertilizante, umidade e contamina\u00e7\u00e3o do campo. No ambiente qu\u00edmico agressivo da distribui\u00e7\u00e3o de fertilizantes, a qualidade da veda\u00e7\u00e3o \u00e9 fundamental: veda\u00e7\u00f5es inferiores deterioram-se rapidamente quando expostas a compostos de nitrog\u00eanio e fosfato, levando \u00e0 perda de \u00f3leo, lubrifica\u00e7\u00e3o insuficiente dos mancais e desgaste interno acelerado. A substitui\u00e7\u00e3o dos retentores \u00e9 um procedimento padr\u00e3o. <a href=\"https:\/\/korea-transmission.com\/pt\/products\/fertilizer-spreader-gearbox\/\"><strong>caixa de engrenagens do distribuidor de fertilizantes<\/strong><\/a> Pe\u00e7a que deve ser inspecionada em cada intervalo de manuten\u00e7\u00e3o.<\/p>\n<p>Sistema de lubrifica\u00e7\u00e3o<br \/>\nO L-25J utiliza um sistema de lubrifica\u00e7\u00e3o por imers\u00e3o, no qual a engrenagem inferior fica imersa no reservat\u00f3rio de \u00f3leo de 0,35 L e espalha o lubrificante sobre os dentes da engrenagem e as superf\u00edcies de contato dos rolamentos durante a rota\u00e7\u00e3o. O \u00f3leo de engrenagem SAE 80W-90 especificado proporciona uma pel\u00edcula de viscosidade adequada em temperaturas normais de opera\u00e7\u00e3o, protegendo todas as superf\u00edcies internas do contato metal-metal. Os buj\u00f5es de enchimento e drenagem de \u00f3leo s\u00e3o acess\u00edveis pelo lado externo da carca\u00e7a, permitindo trocas de \u00f3leo convenientes nos intervalos recomendados de 500 horas, sem a necessidade de remover a caixa de engrenagens da estrutura do espalhador.<\/p>\n<p>Juntas e fixadores para carca\u00e7as<br \/>\nA junta bipartida entre as metades da carca\u00e7a \u00e9 fabricada com material resistente a \u00f3leo para manter uma veda\u00e7\u00e3o estanque mesmo sob as condi\u00e7\u00f5es de ciclos t\u00e9rmicos experimentadas durante o uso agr\u00edcola sazonal. Os fixadores da carca\u00e7a, em a\u00e7o inoxid\u00e1vel ou zincados, resistem \u00e0 corros\u00e3o superficial causada por respingos de fertilizantes, garantindo uma remontagem segura ap\u00f3s o uso e prevenindo a corros\u00e3o galv\u00e2nica entre o fixador e a carca\u00e7a de alum\u00ednio, que pode travar os parafusos ap\u00f3s longo per\u00edodo de armazenamento ao ar livre.<\/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=\"Caixa de engrenagens do distribuidor de fertilizantes\" 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>Solu\u00e7\u00e3o de problemas comuns<\/h2>\n<div>\n<h3>Vazamento de \u00f3leo nas sa\u00eddas do po\u00e7o<\/h3>\n<p>Vazamentos de \u00f3leo ao redor do eixo de entrada ou sa\u00edda geralmente indicam desgaste ou danos nos retentores labiais. Isso costuma ser causado por opera\u00e7\u00e3o prolongada sem manuten\u00e7\u00e3o, degrada\u00e7\u00e3o da borracha do retentor por fertilizantes qu\u00edmicos ou riscos no eixo. Drene o \u00f3leo, inspecione a superf\u00edcie do eixo em busca de riscos, substitua ambos os retentores, complete com \u00f3leo 80W-90 novo e verifique se os parafusos da carca\u00e7a est\u00e3o apertados com o torque especificado antes de retornar o equipamento \u00e0 opera\u00e7\u00e3o.<\/p>\n<\/div>\n<div>\n<h3>Ru\u00eddo incomum durante o funcionamento<\/h3>\n<p>Ru\u00eddos de rangido ou zumbido vindos da caixa de engrenagens indicam desgaste das engrenagens, danos nos rolamentos ou n\u00edvel de \u00f3leo criticamente baixo. Primeiro, verifique o n\u00edvel de \u00f3leo da caixa de engrenagens do distribuidor de fertilizantes atrav\u00e9s do buj\u00e3o de n\u00edvel, com a m\u00e1quina em terreno plano. Se o n\u00edvel de \u00f3leo estiver correto, drene-o e inspecione-o em busca de part\u00edculas met\u00e1licas. Contamina\u00e7\u00e3o met\u00e1lica excessiva confirma o desgaste interno das engrenagens ou dos rolamentos, exigindo uma inspe\u00e7\u00e3o profissional da caixa de engrenagens e a substitui\u00e7\u00e3o de componentes antes de qualquer uso posterior.<\/p>\n<\/div>\n<div>\n<h3>Padr\u00e3o de distribui\u00e7\u00e3o irregular de fertilizantes<\/h3>\n<p>A largura de espalhamento inconsistente ou a forma\u00e7\u00e3o de faixas no campo podem resultar da varia\u00e7\u00e3o na velocidade dos discos, causada pelo desgaste das engrenagens internas ou pela rota\u00e7\u00e3o incorreta da tomada de for\u00e7a (TDF). Confirme se a TDF do trator est\u00e1 operando na rota\u00e7\u00e3o nominal de 540 rpm. Verifique se o eixo de sa\u00edda apresenta folga ou oscila\u00e7\u00e3o, o que pode indicar desgaste nos rolamentos de sa\u00edda. Verifique o estado das palhetas do disco e certifique-se de que o disco esteja corretamente fixado \u00e0 chaveta do eixo de sa\u00edda e que os parafusos de fixa\u00e7\u00e3o estejam apertados e sem danos.<\/p>\n<\/div>\n<div>\n<h3>Carca\u00e7a da caixa de velocidades sobreaquecida<\/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>Vibra\u00e7\u00e3o da tomada de for\u00e7a no ponto de conex\u00e3o<\/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>O eixo de sa\u00edda n\u00e3o gira.<\/h3>\n<p>Um eixo de sa\u00edda travado ou que n\u00e3o gira com a tomada de for\u00e7a (TDF) acionada geralmente indica o travamento completo dos rolamentos por falta de lubrifica\u00e7\u00e3o ou um disco travado devido ao impacto de um objeto estranho. Desengate a TDF imediatamente e verifique se h\u00e1 obstru\u00e7\u00f5es externas no disco. Se n\u00e3o houver obstru\u00e7\u00e3o externa, a caixa de engrenagens precisa ser inspecionada em oficina para verificar se h\u00e1 travamento dos rolamentos ou das engrenagens. N\u00e3o tente girar \u00e0 for\u00e7a um eixo de sa\u00edda travado, pois isso causar\u00e1 mais danos internos.<\/p>\n<\/div>\n<div>\n<h3>\u00d3leo turvo ou leitoso \u00e0 inspe\u00e7\u00e3o.<\/h3>\n<p>A apar\u00eancia leitosa ou emulsionada do \u00f3leo ao verificar o buj\u00e3o de drenagem confirma a contamina\u00e7\u00e3o por \u00e1gua dentro da caixa de engrenagens, geralmente devido a falha na veda\u00e7\u00e3o ou a uma rachadura na carca\u00e7a que permite a entrada de umidade ap\u00f3s a lavagem com \u00e1gua pressurizada. Drene completamente todo o \u00f3leo contaminado, lave com \u00f3leo mineral limpo, inspecione e substitua as veda\u00e7\u00f5es e quaisquer componentes da carca\u00e7a que estejam rachados e complete com \u00f3leo de engrenagem 80W-90 novo. O \u00f3leo contaminado com \u00e1gua perde rapidamente sua capacidade de lubrifica\u00e7\u00e3o e causa desgaste acelerado das engrenagens e rolamentos.<\/p>\n<\/div>\n<div>\n<h3>Rachaduras ou danos f\u00edsicos na estrutura<\/h3>\n<p>Fissuras finas ou fraturas por impacto na carca\u00e7a de alum\u00ednio geralmente resultam de colis\u00f5es com obst\u00e1culos no local, montagem incorreta sem isolamento de vibra\u00e7\u00e3o ou parafusos de montagem apertados em excesso que tensionam a pe\u00e7a fundida. Pequenas fissuras superficiais podem, \u00e0s vezes, ser reparadas com compostos ep\u00f3xi para reparo de metais como uma solu\u00e7\u00e3o tempor\u00e1ria no local, mas uma carca\u00e7a trincada que atinja a c\u00e2mara de \u00f3leo exige a substitui\u00e7\u00e3o da caixa de c\u00e2mbio. Entre em contato com a CMN Transmission para verificar a disponibilidade da carca\u00e7a de reposi\u00e7\u00e3o e os pre\u00e7os atuais para sua unidade 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=\"Caixa de engrenagens do distribuidor de fertilizantes\" 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>Caixa de engrenagens do distribuidor de fertilizantes versus caixa de engrenagens do cortador de grama de martelos<\/h2>\n<h3>O que \u00e9 uma caixa de engrenagens para distribuidor de fertilizantes?<\/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>Vantagens das caixas de engrenagens para distribuidores de fertilizantes<\/h4>\n<ul>\n<li><strong>Aplica\u00e7\u00e3o de precis\u00e3o:<\/strong>\u00a0Proporciona velocidade de disco consistente, o que se traduz em larguras de espalhamento e taxas de aplica\u00e7\u00e3o repet\u00edveis em diversas condi\u00e7\u00f5es de campo e tipos de materiais.<\/li>\n<li><strong>Resist\u00eancia \u00e0 corros\u00e3o:<\/strong>\u00a0A carca\u00e7a de alum\u00ednio e os componentes internos selados resistem ao ataque qu\u00edmico de fertilizantes nitrogenados, pot\u00e1ssicos e fosfatados ao longo de v\u00e1rias esta\u00e7\u00f5es.<\/li>\n<li><strong>Design leve:<\/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>Capacidade de acelera\u00e7\u00e3o:<\/strong>\u00a0A rela\u00e7\u00e3o de 1:1,9 converte a velocidade padr\u00e3o da tomada de for\u00e7a (TDF) de 540 rpm na rota\u00e7\u00e3o mais alta do disco necess\u00e1ria para a distribui\u00e7\u00e3o centr\u00edfuga, sem a necessidade de uma caixa de engrenagens multiplicadora separada na transmiss\u00e3o.<\/li>\n<li><strong>Compatibilidade com m\u00faltiplas aplica\u00e7\u00f5es:<\/strong>\u00a0Funciona em cortadores de grama, cultivadores rotativos e serras de fita, al\u00e9m de distribuir fertilizantes, oferecendo valor em v\u00e1rios tipos de m\u00e1quinas em uma fazenda diversificada.<\/li>\n<\/ul>\n<h4>Aplica\u00e7\u00f5es das caixas de engrenagens dos distribuidores de fertilizantes<\/h4>\n<ul>\n<li>Distribuidores centr\u00edfugos de fertilizantes com disco duplo e disco simples para culturas agr\u00edcolas e hort\u00edcolas.<\/li>\n<li>Distribuidores de calc\u00e1rio e corretivos de solo para programas de corre\u00e7\u00e3o de pH<\/li>\n<li>Distribuidores pendulares utilizados em aplica\u00e7\u00f5es de precis\u00e3o em hortas e pomares.<\/li>\n<li>Equipamentos para aplica\u00e7\u00e3o de fertilizantes em gramados esportivos e campos de golfe<\/li>\n<li>Sistemas de aduba\u00e7\u00e3o de cobertura de pastagens em opera\u00e7\u00f5es de produ\u00e7\u00e3o leiteira e ovina.<\/li>\n<\/ul>\n<h3>O que \u00e9 uma caixa de engrenagens para ro\u00e7adeira de martelos?<\/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>Vantagens das caixas de engrenagens para ro\u00e7adeiras de martelo<\/h4>\n<ul>\n<li><strong>Alta capacidade de torque:<\/strong>\u00a0Projetado para suportar os impactos gerados quando as l\u00e2minas do triturador atingem rochas, tocos e vegeta\u00e7\u00e3o densa sem falhas catastr\u00f3ficas na engrenagem.<\/li>\n<li><strong>Redu\u00e7\u00e3o de velocidade:<\/strong>\u00a0Reduz a velocidade de entrada da tomada de for\u00e7a (TDF) para uma rota\u00e7\u00e3o do rotor mais baixa e com maior torque, adequada para o corte de vegeta\u00e7\u00e3o densa sem sobrecarregar as pontas das l\u00e2minas do triturador.<\/li>\n<li><strong>Habita\u00e7\u00e3o robusta:<\/strong>\u00a0As carca\u00e7as de ferro fundido ou alum\u00ednio de alta espessura suportam a vibra\u00e7\u00e3o e o impacto transmitidos pela transmiss\u00e3o em caso de impacto do rotor em terrenos acidentados.<\/li>\n<li><strong>Compatibilidade com prote\u00e7\u00e3o contra sobrecarga:<\/strong>\u00a0Projetado para funcionar com sistemas de embreagem deslizante ou prote\u00e7\u00e3o de parafuso de cisalhamento que evitam danos \u00e0 caixa de engrenagens quando ocorrem bloqueios do rotor em grama alta ou res\u00edduos de colheita.<\/li>\n<\/ul>\n<h4>Aplica\u00e7\u00f5es das caixas de engrenagens de ro\u00e7adeiras de martelo<\/h4>\n<ul>\n<li>Opera\u00e7\u00f5es de ro\u00e7ada de bermas e acostamentos na manuten\u00e7\u00e3o de rodovias<\/li>\n<li>Gest\u00e3o da vegeta\u00e7\u00e3o rasteira e controle do sub-bosque em pomares<\/li>\n<li>Tritura\u00e7\u00e3o e cobertura morta dos res\u00edduos da colheita ap\u00f3s a colheita<\/li>\n<li>Limpeza de terrenos e redu\u00e7\u00e3o da vegeta\u00e7\u00e3o rasteira em terrenos dif\u00edceis.<\/li>\n<li>Gest\u00e3o das fileiras de vinhas e supress\u00e3o de ervas daninhas entre as fileiras de videiras<\/li>\n<\/ul>\n<h3>Tabela comparativa:<\/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;\">Recurso<\/th>\n<th style=\"text-align: center;\">Caixa de engrenagens do distribuidor de fertilizantes<\/th>\n<th style=\"text-align: center;\">Caixa de engrenagens do cortador de grama de martelos<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"text-align: center;\">Fun\u00e7\u00e3o principal<\/td>\n<td style=\"text-align: center;\">Acione discos\/roscas rotativas para a distribui\u00e7\u00e3o de fertilizantes.<\/td>\n<td style=\"text-align: center;\">Rotor de martelo para acionamento de corte e tritura\u00e7\u00e3o de vegeta\u00e7\u00e3o.<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">Rela\u00e7\u00e3o de transmiss\u00e3o t\u00edpica<\/td>\n<td style=\"text-align: center;\">Aumento de velocidade (ex: 1:1,9 para acionamento de disco centr\u00edfugo)<\/td>\n<td style=\"text-align: center;\">Redu\u00e7\u00e3o de velocidade (ex: 1,3:1 para 2,9:1 para acionamento por rotor)<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">Carregar caractere<\/td>\n<td style=\"text-align: center;\">Torque suave e constante; baixa carga de impacto.<\/td>\n<td style=\"text-align: center;\">Alto n\u00edvel de choque e impacto causado por detritos.<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">Material de constru\u00e7\u00e3o<\/td>\n<td style=\"text-align: center;\">Alum\u00ednio (leve, resistente \u00e0 corros\u00e3o)<\/td>\n<td style=\"text-align: center;\">Ferro fundido ou liga de alum\u00ednio (alta resist\u00eancia a impactos)<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">Peso<\/td>\n<td style=\"text-align: center;\">Leve (L-25J: 4,1 kg)<\/td>\n<td style=\"text-align: center;\">Mais pesado (normalmente entre 15 e 50 kg, dependendo do modelo)<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">Requisitos de corros\u00e3o<\/td>\n<td style=\"text-align: center;\">Cr\u00edtico: a exposi\u00e7\u00e3o a fertilizantes qu\u00edmicos \u00e9 cont\u00ednua.<\/td>\n<td style=\"text-align: center;\">Moderado: exposi\u00e7\u00e3o a grama e detritos de planta\u00e7\u00f5es<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">Capacidade de \u00f3leo<\/td>\n<td style=\"text-align: center;\">Pequeno (0,35 L para L-25J)<\/td>\n<td style=\"text-align: center;\">Maior (de 1,5 a 5 litros, dependendo do tamanho)<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">Aplica\u00e7\u00e3o t\u00edpica<\/td>\n<td style=\"text-align: center;\">Aplica\u00e7\u00e3o de fertilizantes e calc\u00e1rio, semeadura.<\/td>\n<td style=\"text-align: center;\">Corte de grama nas margens das estradas, manejo de grama em pomares, cobertura morta.<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">Prote\u00e7\u00e3o contra sobrecarga<\/td>\n<td style=\"text-align: center;\">Embreagem deslizante da tomada de for\u00e7a recomendada a montante<\/td>\n<td style=\"text-align: center;\">\u00c9 essencial a prote\u00e7\u00e3o da embreagem deslizante ou do parafuso de cisalhamento.<\/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=\"Caixa de engrenagens do distribuidor de fertilizantes\" 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>O conjunto de engrenagens internas, os rolamentos selados e o sistema de lubrifica\u00e7\u00e3o a \u00f3leo trabalham em conjunto para manter esse desempenho de forma consistente, sem interven\u00e7\u00e3o do operador, entre os intervalos de manuten\u00e7\u00e3o especificados. Para operadores que precisam de uma substitui\u00e7\u00e3o direta para uma unidade Comer L-25J desgastada, esta caixa de engrenagens oferece uma correspond\u00eancia precisa com as especifica\u00e7\u00f5es do equipamento original, incluindo perfis de estrias id\u00eanticos, padr\u00f5es de parafusos de montagem e dimens\u00f5es do eixo, permitindo uma substitui\u00e7\u00e3o direta em campo com ferramentas manuais agr\u00edcolas padr\u00e3o.<\/p>\n<p>O eixo de acionamento da tomada de for\u00e7a (TDF), tamb\u00e9m chamado de eixo de tomada de for\u00e7a, \u00e9 um componente mec\u00e2nico da transmiss\u00e3o que transfere a pot\u00eancia rotacional de um trator ou motor diretamente para um implemento ou equipamento acoplado. Em vez de exigir que cada m\u00e1quina agr\u00edcola tenha seu pr\u00f3prio motor, o eixo de TDF permite que um \u00fanico trator acione uma ampla gama de ferramentas, desde cultivadores rotativos e ro\u00e7adeiras at\u00e9 trituradores de madeira, enfardadeiras e distribuidores de fertilizantes. Os eixos de TDF s\u00e3o padronizados em velocidades operacionais comuns de 540 rpm (para implementos agr\u00edcolas mais leves) e 1000 rpm (para implementos de maior pot\u00eancia), com perfis de estrias padr\u00e3o correspondentes, incluindo a estria 1.3\/8-6 usada no eixo de entrada da caixa de engrenagens L-25J.<\/p>\n<p>Os eixos da tomada de for\u00e7a (TDF) incorporam juntas universais (juntas U) em cada extremidade para acomodar o desalinhamento angular entre a sa\u00edda fixa da TDF do trator e o ponto de engate m\u00f3vel do implemento. Se\u00e7\u00f5es tubulares telesc\u00f3picas permitem que o eixo se estenda e retraia conforme o implemento sobe e desce no engate de tr\u00eas pontos ou conforme se articula durante as manobras de cabeceira. Uma prote\u00e7\u00e3o de seguran\u00e7a cobre o eixo rotativo e deve estar sempre instalada durante a opera\u00e7\u00e3o para proteger os operadores do risco de emaranhamento.<\/p>\n<p>O eixo da tomada de for\u00e7a (TDF) conecta a fonte de energia do trator diretamente ao eixo de entrada da caixa de engrenagens L-25J atrav\u00e9s do acoplamento estriado padr\u00e3o de 1,3\/8-6. O trator engata a TDF na rota\u00e7\u00e3o nominal de 540 rpm, e essa velocidade de rota\u00e7\u00e3o \u00e9 transmitida ao longo do eixo. <a href=\"https:\/\/korea-transmission.com\/pt\/pto-shafts\/\"><strong>eixo de acionamento da tomada de for\u00e7a<\/strong><\/a> atrav\u00e9s de suas juntas universais para a entrada da caixa de engrenagens. Dentro da caixa de engrenagens, o par de engrenagens c\u00f4nicas converte essa entrada na rela\u00e7\u00e3o de 1:1,9, fornecendo uma velocidade de sa\u00edda mais alta e torque proporcionalmente reduzido para o disco de espalhamento.<\/p>\n<p>A qualidade e o estado do eixo da tomada de for\u00e7a (TDF) afetam diretamente a sa\u00fade da caixa de engrenagens: juntas universais desgastadas criam flutua\u00e7\u00f5es c\u00edclicas de velocidade que causam vibra\u00e7\u00e3o e fadiga dos dentes das engrenagens dentro da caixa de engrenagens. \u00c2ngulos excessivos do eixo da TDF, al\u00e9m dos limites nominais das juntas universais, causam varia\u00e7\u00f5es de velocidade semelhantes. Por esse motivo, a CMN Transmission recomenda inspecionar as juntas universais do eixo da TDF quanto a folgas e desgaste no in\u00edcio de cada temporada e confirmar se o eixo da TDF possui o comprimento e a classifica\u00e7\u00e3o de s\u00e9rie corretos para o modelo do espalhador antes da instala\u00e7\u00e3o.<\/p>\n<p>A CMN Transmission fornece uma gama completa de eixos de tomada de for\u00e7a (TDF), juntas universais, garfos e limitadores de torque compat\u00edveis com a caixa de engrenagens L-25J e com a ampla variedade de implementos agr\u00edcolas do nosso portf\u00f3lio de produtos. Entre em contato com nossa equipe t\u00e9cnica para confirmar a especifica\u00e7\u00e3o correta do eixo de TDF para o modelo do seu trator e a configura\u00e7\u00e3o do seu distribuidor.<\/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=\"Caixa de engrenagens para distribuidor de fertilizantes 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=\"Eixo de tomada de for\u00e7a\" width=\"1000\" height=\"1000\" \/><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Por que escolher as caixas de engrenagens para distribuidores de fertilizantes da CMN Transmission?<\/h2>\n<p>A Korea CMN Transmission Co., Ltd. foi fundada em 2000 e est\u00e1 localizada em Sandan-o, Danwon-gu, Ansan-si, Gyeonggi-do, Coreia do Sul. Com mais de 100 funcion\u00e1rios dedicados \u00e0 pesquisa, desenvolvimento, fabrica\u00e7\u00e3o, vendas e assist\u00eancia t\u00e9cnica de caixas de engrenagens agr\u00edcolas, a CMN Transmission se consolidou como uma fornecedora global confi\u00e1vel ao longo de mais de duas d\u00e9cadas de opera\u00e7\u00e3o cont\u00ednua. Exportando para mais de 60 destinos em todo o mundo, a CMN Transmission oferece profundo conhecimento t\u00e9cnico e qualidade de fabrica\u00e7\u00e3o consistente em todos os produtos de seu cat\u00e1logo.<\/p>\n<p>Nossa linha de produtos abrange caixas de engrenagens para cortadores rotativos, cultivadores rotativos, misturadores de ra\u00e7\u00e3o, segadoras rotativas, distribuidores de fertilizantes, ro\u00e7adeiras de martelo, perfuradores de solo, enfardadeiras redondas, enfardadeiras quadradas, segadoras de discos, sistemas de irriga\u00e7\u00e3o por piv\u00f4 central, acionamento hidr\u00e1ulico, ensiladeiras, pulverizadores para pomares, ancinhos rotativos, colheitadeiras, silos de gr\u00e3os, sistemas de transporte de gr\u00e3os, plataformas de colheita de milho, barras de corte e sistemas de alimenta\u00e7\u00e3o de aves, al\u00e9m de caixas de engrenagens agr\u00edcolas personalizadas que abrangem quase mil especifica\u00e7\u00f5es. Esses produtos s\u00e3o amplamente utilizados em equipamentos de colheita de gr\u00e3os, m\u00e1quinas para forragem, segadoras, enfardadeiras, ancinhos, cultivadores rotativos, distribuidores de fertilizantes, pulverizadores, misturadores de ra\u00e7\u00e3o, ensiladeiras e colheitadeiras em mercados globais.<\/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>Todos os produtos s\u00e3o fabricados sob sistemas de gest\u00e3o da qualidade certificados pela CE e ISO 9001, garantindo precis\u00e3o dimensional consistente, conformidade com as especifica\u00e7\u00f5es dos materiais e confiabilidade de desempenho em todos os lotes. Nossos produtos s\u00e3o exportados para os Estados Unidos, Canad\u00e1, M\u00e9xico, Brasil, Argentina, Fran\u00e7a, Alemanha, It\u00e1lia, Espanha, Reino Unido, R\u00fassia, China, \u00cdndia, Tail\u00e2ndia, Vietn\u00e3, Turquia, Austr\u00e1lia, Nova Zel\u00e2ndia e muitos outros pa\u00edses, com vasta experi\u00eancia no fornecimento de solu\u00e7\u00f5es t\u00e9cnicas para parceiros de m\u00e1quinas agr\u00edcolas em todas as principais regi\u00f5es agr\u00edcolas do mundo.<\/p>\n<p>Para fornecedores de caixas de engrenagens para distribuidores de fertilizantes e equipes de compras de OEMs, a CMN Transmission oferece suporte \u00e0 produ\u00e7\u00e3o personalizada com base em desenhos e especifica\u00e7\u00f5es do cliente. Seja para uma substitui\u00e7\u00e3o direta da Comer, como a L-25J, uma configura\u00e7\u00e3o de rela\u00e7\u00e3o modificada, um padr\u00e3o de montagem da carca\u00e7a personalizado ou um produto de marca pr\u00f3pria para sua rede de distribui\u00e7\u00e3o, nossa equipe de engenharia tem a capacidade de atender \u00e0s suas necessidades, desde o prot\u00f3tipo at\u00e9 a produ\u00e7\u00e3o em larga escala. Ao escolher a CMN Transmission, voc\u00ea tem acesso a um fabricante comprovado com duas d\u00e9cadas de experi\u00eancia em caixas de engrenagens agr\u00edcolas, uma rede log\u00edstica global e uma equipe de suporte t\u00e9cnico que entende as demandas operacionais que seu equipamento enfrenta no campo todos os dias.<\/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=\"Fabricantes de caixas de engrenagens para distribuidores de fertilizantes\" width=\"1200\" height=\"870\" \/><\/p>\n<h2>Perguntas frequentes<\/h2>\n<p><strong>P: O CMN L-25J substitui diretamente a caixa de engrenagens do distribuidor de fertilizantes Comer L-25J?<\/strong><br \/>\nR: Sim. O CMN L-25J foi projetado como um substituto direto para o Comer L-25J, apresentando a mesma rela\u00e7\u00e3o de engrenagem de 1:1,9, perfil de estrias de entrada de 1,3\/8-6, di\u00e2metro do eixo de sa\u00edda de 22 mm e padr\u00e3o de parafusos de montagem. Isso permite uma instala\u00e7\u00e3o id\u00eantica em todos os modelos de espalhadores originalmente equipados com o Comer L-25J, sem necessidade de modifica\u00e7\u00f5es. Sempre verifique as dimens\u00f5es de montagem e as especifica\u00e7\u00f5es do eixo em rela\u00e7\u00e3o \u00e0 sua m\u00e1quina espec\u00edfica antes de fazer o pedido, caso o espalhador tenha sido modificado em rela\u00e7\u00e3o \u00e0 sua configura\u00e7\u00e3o original.<\/p>\n<p><strong>P: Que \u00f3leo devo usar na caixa de engrenagens do distribuidor de fertilizantes L-25J e como verifico o n\u00edvel de \u00f3leo?<\/strong><br \/>\nA: Utilize \u00f3leo de engrenagem SAE 80W-90 conforme especificado. Para verificar o n\u00edvel de \u00f3leo da caixa de engrenagens do distribuidor de fertilizantes, coloque o distribuidor em uma superf\u00edcie plana, remova o buj\u00e3o de n\u00edvel de \u00f3leo (localizado na lateral da carca\u00e7a) e verifique se h\u00e1 \u00f3leo na abertura do buj\u00e3o. A caixa de engrenagens deve estar em temperatura ambiente durante a verifica\u00e7\u00e3o. A capacidade m\u00e1xima de \u00f3leo \u00e9 de 0,35 L. Complete com \u00f3leo 80W-90 se o n\u00edvel estiver abaixo do buj\u00e3o. Evite o excesso de \u00f3leo, pois ele pode pressurizar a carca\u00e7a e acelerar a falha da veda\u00e7\u00e3o.<\/p>\n<p><strong>P: Qual \u00e9 a rela\u00e7\u00e3o de transmiss\u00e3o correta da caixa de engrenagens de um distribuidor de fertilizantes com disco centr\u00edfugo?<\/strong><br \/>\nA: O L-25J opera com uma rela\u00e7\u00e3o de transmiss\u00e3o de 1:1,9, o que significa que o eixo de sa\u00edda gira a 1,9 vezes a velocidade de entrada. Com a entrada padr\u00e3o da TDP de 540 rpm, isso produz aproximadamente 1.026 rpm no eixo de sa\u00edda. Essa faixa de velocidade \u00e9 ideal para distribuidores centr\u00edfugos de disco que manuseiam fertilizantes NPK granulados e calc\u00e1rio em larguras de distribui\u00e7\u00e3o t\u00edpicas no campo. Entre em contato com a CMN Transmission se a sua aplica\u00e7\u00e3o exigir uma rela\u00e7\u00e3o diferente, como 1:1,35 ou 1:1,0, pois configura\u00e7\u00f5es alternativas est\u00e3o dispon\u00edveis.<\/p>\n<p><strong>P: Esta caixa de engrenagens pode ser usada com uma tomada de for\u00e7a (TDF) de 1000 rpm em vez de 540 rpm?<\/strong><br \/>\nA: A caixa de engrenagens L-25J tem uma velocidade m\u00e1xima de rota\u00e7\u00e3o de entrada de 540 rpm. Operar a caixa de engrenagens a 1000 rpm na tomada de for\u00e7a (TDF) exceder\u00e1 os limites nominais e reduzir\u00e1 significativamente a vida \u00fatil dos rolamentos e engrenagens, podendo causar falha na veda\u00e7\u00e3o devido \u00e0 press\u00e3o interna elevada. Se o seu trator tiver apenas uma sa\u00edda de TDF de 1000 rpm, entre em contato com a CMN Transmission para obter orienta\u00e7\u00f5es sobre uma caixa de engrenagens compat\u00edvel ou sobre o uso de um adaptador de redu\u00e7\u00e3o de velocidade da TDF para adequar a velocidade de entrada \u00e0 faixa nominal.<\/p>\n<p><strong>P: Qual a vida \u00fatil da caixa de engrenagens do distribuidor de fertilizantes L-25J em condi\u00e7\u00f5es normais de opera\u00e7\u00e3o?<\/strong><br \/>\nA: Com o n\u00edvel correto de \u00f3leo na instala\u00e7\u00e3o, a primeira troca de \u00f3leo entre 50 e 70 horas de uso e as subsequentes trocas a cada 500 horas ou anualmente, os usu\u00e1rios relatam uma vida \u00fatil de 1.500 a mais de 3.000 horas de opera\u00e7\u00e3o do L-25J em condi\u00e7\u00f5es normais de distribui\u00e7\u00e3o agr\u00edcola. A vida \u00fatil \u00e9 fortemente influenciada pela manuten\u00e7\u00e3o regular do \u00f3leo, pela preven\u00e7\u00e3o da sobrevelocidade da tomada de for\u00e7a (TDF), pela prote\u00e7\u00e3o adequada contra sobrecarga na transmiss\u00e3o e pela limpeza p\u00f3s-safra para remover dep\u00f3sitos de fertilizantes que podem danificar as veda\u00e7\u00f5es e as superf\u00edcies da carca\u00e7a durante o armazenamento.<\/p>\n<p><strong>P: Preciso de uma embreagem deslizante ou de um dispositivo de prote\u00e7\u00e3o contra sobrecarga para esta caixa de c\u00e2mbio?<\/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>P: A CMN Transmission pode fornecer caixas de engrenagens para distribuidores de fertilizantes em grandes quantidades para fabricantes de equipamentos originais (OEM) ou distribuidores?<\/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>P: Como fa\u00e7o para abastecer corretamente a caixa de engrenagens L-25J com \u00f3leo pela primeira vez?<\/strong><br \/>\nA: Instale a caixa de engrenagens na estrutura do espalhador em sua posi\u00e7\u00e3o de opera\u00e7\u00e3o. Remova o buj\u00e3o de enchimento de \u00f3leo na parte superior da carca\u00e7a. Despeje \u00f3leo de engrenagem SAE 80W-90 lentamente no orif\u00edcio de enchimento at\u00e9 que o \u00f3leo atinja a abertura do buj\u00e3o de n\u00edvel na lateral da carca\u00e7a, indicando o n\u00edvel correto de 0,35 L. Recoloque os buj\u00f5es de enchimento e de n\u00edvel firmemente. Ligue a caixa de engrenagens em baixa velocidade por alguns minutos, depois desligue-a e verifique novamente se h\u00e1 vazamentos nos buj\u00f5es e nas sa\u00eddas da veda\u00e7\u00e3o do eixo antes de prosseguir para a opera\u00e7\u00e3o em campo.<\/p>\n<p><strong>P: Quais s\u00e3o os principais tipos de caixas de engrenagens agr\u00edcolas dispon\u00edveis na 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>P: Quais configura\u00e7\u00f5es de montagem est\u00e3o dispon\u00edveis para o L-25J da Comer, e o modelo de substitui\u00e7\u00e3o da CMN \u00e9 compat\u00edvel com elas?<\/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=\"Caixa de engrenagens do distribuidor de fertilizantes 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>Avalia\u00e7\u00f5es de clientes<\/h2>\n<p><strong>Alejandro Rodriguez | Agricultura | Argentina<\/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 | Cultivo de Gr\u00e3os | Reino Unido<\/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 | Agricultura | Alemanha<\/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 | Horticultura e Viveiros | It\u00e1lia<\/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 | Manejo de Pastagens | Austr\u00e1lia<\/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 | Manuten\u00e7\u00e3o de Vinhedos | Fran\u00e7a<\/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 | M\u00e1quinas Agr\u00edcolas | Canad\u00e1<\/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 | Cultivo de cana-de-a\u00e7\u00facar | \u00cdndia<\/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 | Gest\u00e3o de Campos de Golfe | Espanha<\/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>A caixa de engrenagens para distribuidor de fertilizantes L-25J, com rela\u00e7\u00e3o de 1:1,9, \u00e9 uma pe\u00e7a de reposi\u00e7\u00e3o para a caixa de engrenagens Comer L-25J, tamb\u00e9m chamada de caixa de engrenagens para distribui\u00e7\u00e3o de fertilizantes. Essa caixa \u00e9 um componente essencial de m\u00e1quinas agr\u00edcolas, projetada especificamente para tarefas como preparo do solo, tratamento de culturas e distribui\u00e7\u00e3o de fertilizantes. Localizada no centro da m\u00e1quina, ela transmite a pot\u00eancia da tomada de for\u00e7a (TDF) do trator para os discos ou roscas girat\u00f3rias que distribuem o fertilizante uniformemente pelo campo. Projetada para durabilidade e confiabilidade, essa caixa de engrenagens para distribuidor de fertilizantes garante uma transmiss\u00e3o de pot\u00eancia consistente para atender \u00e0s diversas demandas operacionais em diferentes ambientes agr\u00edcolas.<\/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\/pt\/wp-json\/wp\/v2\/product\/8175","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/korea-transmission.com\/pt\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/korea-transmission.com\/pt\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/korea-transmission.com\/pt\/wp-json\/wp\/v2\/comments?post=8175"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/korea-transmission.com\/pt\/wp-json\/wp\/v2\/media\/8036"}],"wp:attachment":[{"href":"https:\/\/korea-transmission.com\/pt\/wp-json\/wp\/v2\/media?parent=8175"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/korea-transmission.com\/pt\/wp-json\/wp\/v2\/product_brand?post=8175"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/korea-transmission.com\/pt\/wp-json\/wp\/v2\/product_cat?post=8175"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/korea-transmission.com\/pt\/wp-json\/wp\/v2\/product_tag?post=8175"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}