{"id":6292,"date":"2026-03-21T07:30:16","date_gmt":"2026-03-21T07:30:16","guid":{"rendered":"https:\/\/korea-transmission.com\/?post_type=product&p=6292"},"modified":"2026-03-21T08:46:09","modified_gmt":"2026-03-21T08:46:09","slug":"pto-shaft-for-new-holland-round-balers-br7050-br7060-br7070-br7080-br7090","status":"publish","type":"product","link":"https:\/\/korea-transmission.com\/de\/produkt\/pto-shaft-for-new-holland-round-balers-br7050-br7060-br7070-br7080-br7090\/","title":{"rendered":"PTO Shaft for New Holland Round Balers BR7050, BR7060, BR7070, BR7080, BR7090"},"content":{"rendered":"

Reliable PTO Shaft for New Holland Round Baler Models<\/h2>\n

PTO Shaft for New Holland Round Baler Model: BR7050, BR7060, BR7070, BR7080, BR7090<\/strong><\/p>\n

CMN Transmission delivers a high-performance PTO shaft for New Holland round baler models BR7050, BR7060, BR7070, BR7080, and BR7090. Engineered as a precision replacement of New Holland PTO shaft assemblies, this agricultural PTO shaft features constant velocity driveline technology in CAT3, CAT4, CAT5, and CAT6 configurations, covering horsepower ratings from 40 HP to 105 HP. Whether you operate a compact BR7050 on a mixed-use farm or run a high-capacity BR7090 across expansive hay operations, this tractor PTO shaft is built to transfer rotational power reliably from your tractor to the baler pickup, feed system, and bale-forming chamber. The PTO drive shaft is available in both 540 RPM and 1000 RPM variants, matching 1.375-6 or 1.375-21 spline inputs, and ships with your choice of slip clutch or shear bolt torque protection.<\/p>\n

Built for demanding baling conditions including wet silage wrapping, dense alfalfa, and high-speed windrow collection, this round baler PTO shaft performs consistently across extended harvest seasons. The PTO driveline shaft uses heavy-gauge PTO shaft tubing and hardened PTO shaft universal joint crosses that resist the cyclical loads typical of round baler operations. Every unit comes with a full-length PTO shaft cover for operator safety and is backed by CMN Transmission’s ISO and CE quality certifications. With over 150,000 standard stock products and direct factory sales to 53+ countries, CMN Transmission provides fast logistics, competitive pricing, and the technical support you need for your tractor PTO drive shaft requirements.<\/p>\n

\"PTO<\/p>\n

New Holland calls for CAT3, CAT4, and CAT5 constant velocity drivelines depending on the model, with various torque limiters.
\nInput shafts are 1.375-6 or 1.375-21.<\/p>\n

Technical Specifications<\/h2>\n

Main Shaft: CAT 3, 4, 5 Constant Velocity<\/h3>\n

Available for tractors using 1.375-6 or 1.375-21. The input shaft is 1.375-6 or 1.375-21. Other combinations are available.<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Modell<\/th>\nHP Rating<\/th>\nCAT Size<\/th>\nTorque Device<\/th>\n<\/tr>\n<\/thead>\n
BR7050<\/td>\n40 HP<\/td>\nCAT3<\/td>\nShear Bolt<\/td>\n<\/tr>\n
BR7050 HM<\/td>\n45 HP<\/td>\nCAT3<\/td>\nShear Bolt<\/td>\n<\/tr>\n
BR7060<\/td>\n60 HP<\/td>\nCAT4<\/td>\nShear Bolt<\/td>\n<\/tr>\n
BR7060 STD<\/td>\n60 HP<\/td>\nCAT4<\/td>\nSlip Clutch<\/td>\n<\/tr>\n
BR7060 SS<\/td>\n65 HP<\/td>\nCAT4<\/td>\nSlip Clutch<\/td>\n<\/tr>\n
BR7060 CC<\/td>\n100 HP<\/td>\nCAT5<\/td>\nCutout Clutch<\/td>\n<\/tr>\n
BR7070<\/td>\n70 HP<\/td>\nCAT4<\/td>\nSlip Clutch<\/td>\n<\/tr>\n
BR7070 SS<\/td>\n70 HP<\/td>\nCAT4<\/td>\nSlip Clutch<\/td>\n<\/tr>\n
BR7070 CC<\/td>\n105 HP<\/td>\nCAT6<\/td>\nCutout Clutch<\/td>\n<\/tr>\n
BR7080<\/td>\n70 HP<\/td>\nCAT5<\/td>\nSlip Clutch<\/td>\n<\/tr>\n
BR7090<\/td>\n80 HP<\/td>\nCAT5<\/td>\nSlip Clutch<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Available for tractors using 1.375-6 or 1.375-21. The input shaft is 1.375-6 or 1.375-21. Other combinations are available.<\/strong><\/p>\n

Constant Velocity PTO Shaft Options<\/h3>\n

\"Constant<\/p>\n\n\n\n\n\n\n\n\n\n
CV PTO Configuration<\/th>\nTractor Spline<\/th>\nImplement<\/th>\n<\/tr>\n<\/thead>\n
CAT3 \/ 540 RPM<\/td>\n1.375-6<\/td>\nMust Specify<\/td>\n<\/tr>\n
CAT4 \/ 540 RPM<\/td>\n1.375-6<\/td>\nMust Specify<\/td>\n<\/tr>\n
CAT4 \/ 1000 RPM<\/td>\n1.375-21<\/td>\nMust Specify<\/td>\n<\/tr>\n
CAT5 \/ 540 RPM<\/td>\n1.375-6<\/td>\nMust Specify<\/td>\n<\/tr>\n
CAT5 \/ 1000 RPM<\/td>\n1.375-21<\/td>\nMust Specify<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Slip Clutch Specifications (1.375-6 Spline Input)<\/h3>\n\n\n\n\n\n\n\n
Universal Size<\/strong><\/td>\nTorque nm<\/strong><\/td>\nFriction Clutch<\/strong><\/td>\n<\/tr>\n
CAT3 \/ S4<\/td>\n1000nm<\/td>\n\"FT42<\/td>\n<\/tr>\n
CAT4 \/ S5<\/td>\n1200nm<\/td>\n<\/tr>\n
CAT4 \/ S6<\/td>\n1800nm<\/td>\n<\/tr>\n
CAT5 \/ S8<\/td>\n1450nm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Shear Bolt Clutch Specifications (1.375-6 Spline Input)<\/h3>\n\n\n\n\n\n\n\n
Universal Size<\/th>\nTorque (Nm)<\/th>\nClutch Type<\/th>\n<\/tr>\n<\/thead>\n
CAT3 \/ S4<\/td>\n1700 Nm<\/td>\n\"Shear<\/td>\n<\/tr>\n
CAT4 \/ S6<\/td>\n2400 Nm<\/td>\n<\/tr>\n
CAT4 \/ S6<\/td>\n2700 Nm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Key Features of PTO Shaft for New Holland Round Baler<\/h2>\n
    \n
  1. Constant Velocity Driveline Technology<\/strong>
    \nUnlike standard PTO drive shafts that experience speed fluctuation at operating angles, this PTO shaft for round baler uses a constant velocity joint design that maintains uniform rotational speed regardless of the angle between tractor and implement. This eliminates the pulsating loads that cause premature wear on baler gearboxes and pickup mechanisms, resulting in smoother bale formation and reduced vibration throughout the entire driveline.<\/li>\n
  2. Dual Torque Protection Options<\/strong>
    \nThis PTO shaft with slip clutch configuration uses an FT42 friction clutch rated between 1000 Nm and 1800 Nm, providing continuous overload protection by allowing controlled slippage during torque spikes. For applications requiring higher torque thresholds, the shear bolt PTO shaft variant offers ratings from 1700 Nm to 2700 Nm, where a sacrificial PTO shaft shear bolt fractures to disconnect the driveline and protect expensive baler components from catastrophic damage.<\/li>\n
  3. Multiple CAT Size and RPM Configurations<\/strong>
    \nAvailable in CAT3, CAT4, CAT5, and CAT6 PTO shaft sizes, this product covers the full range of New Holland BR70 series requirements. Both 540 PTO shaft and 1000 PTO shaft versions are offered, matching 1.375-6 spline and 1.375-21 spline tractor outputs respectively. This extensive range means a single supplier can equip your entire fleet, from 40 HP compact tractors to 105 HP high-output machines, without needing multiple PTO shaft adapter configurations.<\/li>\n
  4. Heavy-Duty Construction<\/strong>
    \nEvery heavy duty PTO shaft from CMN Transmission is manufactured with precision-welded PTO shaft tube profiles and heat-treated PTO shaft yoke forgings that withstand the high cyclic loading of round baler operations. The PTO shaft u joint crosses use needle roller bearings with permanent grease reservoirs, extending service life under the dusty, high-vibration conditions typical of haymaking. The full assembly is dynamically balanced to reduce runout at operating speeds of 540 or 1000 RPM.<\/li>\n
  5. Direct-Fit Replacement Design<\/strong>
    \nEngineered as a direct replacement of New Holland PTO shaft units, this custom PTO shaft requires no shimming, modification, or third-party adapters. The spline profiles, shaft lengths, and yoke dimensions match OEM specifications exactly, so installation is a straightforward bolt-on process. This saves significant downtime during the critical baling window when every hour counts and weather windows are narrow.<\/li>\n
  6. Full Safety Guard System<\/strong>
    \nEach PTO shaft cover assembly includes cone-shaped end guards and a full-length tubular shield that rotates freely around the driveline. The guard system meets CE safety standards and is designed to prevent clothing or limb entanglement with the rotating PTO shaft tubing. Retaining chains keep the outer guard stationary while allowing full articulation during turns, ensuring operator safety without restricting the tractor-to-baler working angle.<\/li>\n<\/ol>\n

    \"PTO<\/p>\n

    How Does the Round Baler PTO Shaft Work<\/h2>\n

    The PTO drive shaft serves as the mechanical power link between a tractor’s power take-off output and the round baler’s input shaft. When the tractor operator engages the PTO clutch, the tractor’s transmission routes engine power to the rear PTO stub shaft, which typically rotates at either 540 RPM or 1000 RPM depending on the tractor configuration. The tractor PTO shaft connects to this stub through a splined PTO shaft yoke that slides onto the 1.375-6 or 1.375-21 spline profile, creating a positive mechanical lock that transfers torque without slippage.<\/p>\n

    From the tractor-side yoke, torque travels through the first PTO shaft universal joint, which allows angular misalignment between the tractor PTO output and the driveline centerline. The torque then passes through the telescoping PTO shaft tube section, which accommodates changes in distance as the baler follows terrain contours or the tractor turns. This telescoping section uses a splined slip joint that extends and retracts while maintaining full torque transfer. The power then passes through a second PTO shaft u joint at the implement end, compensating for the angular offset between the driveline and the baler’s input shaft.<\/p>\n

    In constant velocity configurations, the joint geometry is arranged so that the speed variations introduced by the first universal joint are exactly canceled by the second joint, delivering smooth, pulse-free rotation to the baler. This is particularly important for round balers because inconsistent rotational input causes uneven belt or chain tension in the bale chamber, leading to poorly formed bales and increased stress on baler components.<\/p>\n

    Before the power reaches the baler input shaft, it passes through the torque-limiting device. In a slip clutch PTO shaft configuration, a set of spring-loaded friction plates allows the driveline to slip when torque exceeds the preset threshold (for example, 1200 Nm on a CAT4\/S5 unit), protecting the baler gearbox from sudden overloads caused by foreign objects entering the pickup or an overly dense windrow. In a shear pin PTO shaft configuration, a hardened bolt is designed to fracture at a specific torque rating (up to 2700 Nm on a CAT4\/S6 unit), physically disconnecting the driveline. Once the baler input shaft receives the rotational power, it drives the internal gearbox, which distributes mechanical energy to the pickup tines, the feed rotor, the bale-forming belts or rollers, and the net wrap or twine tying system.<\/p>\n

    \"Round<\/p>\n

    Application of Tractor PTO Shaft for Round Baler<\/h2>\n

    1. Hay and Forage Baling<\/strong>
    \nThe primary application for this round baler PTO shaft is driving New Holland BR70 series balers during hay harvest operations. Whether baling dry timothy, orchard grass, or mixed-species meadow hay, the constant velocity driveline delivers smooth power to the pickup and bale chamber, producing consistently tight, uniform round bales across varying windrow weights and moisture levels.<\/p>\n

    2. Silage and Haylage Wrapping<\/strong>
    \nFor dairy and livestock operations that produce wrapped silage bales, this PTO shaft for round baler handles the higher torque demands of baling high-moisture crops. The PTO shaft with slip clutch option is especially valuable here, as damp material is more prone to causing sudden torque spikes when feeding into the bale chamber. The slip clutch protects the baler’s internal components while maintaining productivity.<\/p>\n

    3. Straw and Crop Residue Collection<\/strong>
    \nFollowing grain harvest, this agricultural PTO shaft<\/strong><\/a> powers balers collecting wheat, barley, oat, and rice straw for animal bedding, mushroom substrate, or biomass fuel production. Straw baling involves lighter windrows but faster ground speeds, so the dynamically balanced PTO driveline shaft prevents vibration-related wear during prolonged high-speed operation across large grain fields.<\/p>\n

    4. Conservation and Land Management<\/strong>
    \nGovernment conservation programs and land management agencies use round balers to remove biomass from prairie restoration sites, wetland buffers, and wildlife management areas. This tractor PTO drive shaft allows these operations to use New Holland BR70 balers across varied terrain, handling native grasses like switchgrass and big bluestem that are coarser and more abrasive than typical forage crops.<\/p>\n

    \"PTO<\/p>\n

    Maintenance Tips for Tractor PTO Drive Shaft<\/h2>\n
      \n
    • Lubrication Schedule<\/strong>
      \nProper lubrication is the single most important factor in extending the service life of your PTO shaft universal joint assemblies. Grease each PTO shaft u joint with a quality lithium-based EP2 grease every 8 to 10 operating hours during active baling season. Apply grease until fresh grease appears at all four bearing cap seals. Over-greasing can damage the seals, so stop as soon as new grease is visible. Also lubricate the telescoping spline section of the PTO shaft tube with the same grease at the same interval. Wipe the splines clean of old grease and debris before applying fresh lubricant. At the end of the baling season, apply a liberal coating of grease to all joints and splines before storing the shaft.<\/li>\n
    • Periodic Inspection<\/strong>
      \nBefore each baling session, perform a visual inspection of the entire PTO driveline shaft. Check each PTO shaft u joint for play by gripping the yoke and attempting to rotate it relative to the cross. Any perceptible play indicates worn needle bearings and requires immediate replacement of the U-joint cross kit. Inspect the PTO shaft yoke ears for cracks, particularly at the bore where the U-joint cap seats. Examine the PTO shaft tubing for dents, bends, or corrosion that could cause imbalance at operating speed. Verify that the PTO shaft cover and cone guards rotate freely and that all retaining chains are intact and properly attached.<\/li>\n
    • Torque Protection Device Maintenance<\/strong>
      \nFor slip clutch PTO shaft configurations, periodically check the clutch for signs of glazing on the friction plates. If the clutch slips during normal operation without an actual overload condition, the friction surfaces may need cleaning or the compression springs may need adjustment. Always carry spare friction plates during baling season. For shear bolt PTO shaft units, always keep a supply of the correct grade shear bolts on the tractor or baler. Never substitute a standard bolt for the specified PTO shaft shear bolt, as this defeats the overload protection and risks severe damage to the baler gearbox.<\/li>\n
    • Off-Season Storage<\/strong>
      \nWhen the baling season ends, remove the tractor PTO shaft from the baler if the baler will be stored outdoors. Clean the entire assembly, re-grease all joints and splines, and store the shaft horizontally in a dry location, supported at both ends to prevent sagging. Avoid storing the shaft in a fully compressed or fully extended position, as this can set the telescoping splines in one position and make them difficult to move in the next season. Inspect and replace any worn PTO shaft parts during the off-season so the shaft is ready for immediate deployment when the next cutting begins.<\/li>\n<\/ul>\n

      \"Tractor<\/p>\n

      Common Troubleshooting<\/h2>\n
        \n
      1. Excessive Vibration During Operation<\/strong>
        \nVibration is the most common symptom reported with PTO drive shafts. Begin diagnosis by checking the PTO shaft u joint crosses for wear; grip each yoke and feel for looseness in the bearing caps. Even slight play in a universal joint creates significant vibration at 540 or 1000 RPM. If joints are tight, inspect the PTO shaft tube for dents or bends that disrupt rotational balance. Also verify that the telescoping section splines are not excessively worn, which allows the inner and outer tubes to run off-center. Finally, confirm that the shaft is the correct length for your tractor-baler combination; a shaft that operates near its minimum or maximum telescoping range can vibrate due to insufficient overlap or excessive extension.<\/li>\n
      2. Slip Clutch Engaging Under Normal Load<\/strong>
        \nIf your slip clutch PTO shaft begins slipping during standard baling without an overload condition, the friction plates are likely glazed or worn. Remove the clutch assembly and inspect the plates for a shiny, hardened surface that reduces friction. Lightly scuff the plates with emery cloth or replace them if worn beyond the minimum thickness specification. Also check the compression springs for correct free length and replace any that have shortened due to heat fatigue. After reassembly, test the clutch engagement at low RPM before returning to field operation.<\/li>\n
      3. Shear Bolts Breaking Frequently<\/strong>
        \nRepeated PTO shaft shear bolt failure indicates an underlying problem rather than a shaft defect. First verify that you are using the correct grade of shear bolt; a softer bolt will break under normal load. If the correct bolt is installed, inspect the baler for internal obstructions such as wrapped twine, bearing seizure, or a jammed feed roller that creates excessive torque demand. Also check the baler gearbox oil level and condition, as a gearbox running low on lubricant generates higher internal resistance. On the PTO shaft side, ensure the driveline is properly aligned and that the operating angles are within specification.<\/li>\n
      4. Difficulty Engaging or Disengaging the Shaft<\/strong>
        \nIf the PTO shaft yoke is difficult to slide onto the tractor PTO stub, clean both sets of splines thoroughly and inspect for burrs, rust, or mushroomed spline tips. Apply a thin coat of anti-seize compound to the splines to facilitate connection. If the locking collar is stiff, clean and lubricate the release mechanism. On the baler end, if the implement yoke binds, check the baler input shaft splines for corrosion and verify that the shaft is not being forced at an excessive angle during connection.<\/li>\n
      5. Telescoping Section Sticking or Binding<\/strong>
        \nA PTO shaft tube that resists extension or retraction is typically caused by lack of lubrication, corrosion on the internal splines, or debris contamination. Remove the inner tube from the outer tube, clean both spline sets with a wire brush, inspect for pitting or rust, and apply fresh grease. If the splines show significant wear or the inner tube has excessive lateral play within the outer tube, the telescoping section should be replaced as a pair to restore proper fit and prevent vibration.<\/li>\n<\/ol>\n

        \"Round<\/p>\n

        \u00a0Brand Comparison<\/h2>\n
        \n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
        Besonderheit<\/th>\nCMN Transmission<\/th>\nWalterscheid (GKN)<\/th>\nBondioli & Pavesi<\/th>\nComer Industries<\/th>\n<\/tr>\n<\/thead>\n
        CAT Range<\/td>\nCAT3 to CAT6<\/td>\nCAT1 to CAT8<\/td>\nCAT2 to CAT8<\/td>\nCAT3 to CAT6<\/td>\n<\/tr>\n
        CV Driveline<\/td>\nJa<\/td>\nJa<\/td>\nJa<\/td>\nJa<\/td>\n<\/tr>\n
        Torque Protection<\/td>\nSlip Clutch, Shear Bolt, Cutout Clutch<\/td>\nSlip Clutch, Shear Bolt, Friction Clutch<\/td>\nSlip Clutch, Shear Bolt, Ratchet<\/td>\nSlip Clutch, Shear Bolt<\/td>\n<\/tr>\n
        RPM Options<\/td>\n540 & 1000<\/td>\n540 & 1000<\/td>\n540 & 1000<\/td>\n540 & 1000<\/td>\n<\/tr>\n
        Safety Guards Included<\/td>\nYes (CE Certified)<\/td>\nYes (CE Certified)<\/td>\nYes (CE Certified)<\/td>\nYes (CE Certified)<\/td>\n<\/tr>\n
        Custom Configurations<\/td>\nYes, factory direct<\/td>\nVia dealer network<\/td>\nVia dealer network<\/td>\nVia dealer network<\/td>\n<\/tr>\n
        Pricing<\/td>\nFactory-direct competitive<\/td>\nPremium (OEM tier)<\/td>\nPremium (OEM tier)<\/td>\nMid-to-Premium<\/td>\n<\/tr>\n
        Global Distribution<\/td>\n53+ countries<\/td>\nGlobal dealer network<\/td>\nGlobal dealer network<\/td>\nGlobal dealer network<\/td>\n<\/tr>\n
        Certification<\/td>\nISO & CE<\/td>\nISO, CE, DIN<\/td>\nISO, CE<\/td>\nISO, CE<\/td>\n<\/tr>\n
        Lead Time<\/td>\nFast (150,000+ stock items)<\/td>\nVaries by dealer<\/td>\nVaries by dealer<\/td>\nVaries by dealer<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

        Round Baler PTO Shaft and Round Baler Gearbox<\/h2>\n

        The round baler PTO shaft and the round baler gearbox are the two most critical power transmission components in any round baling system. While they serve different functions, they are mechanically interdependent, and the performance, longevity, and reliability of one directly affects the other. Understanding the relationship between these components helps operators make informed purchasing and maintenance decisions.<\/p>\n

        The PTO shaft for round baler is the external driveline that transfers rotational power from the tractor’s PTO output to the baler’s input shaft. It handles all the angular misalignment, distance variation, and overload protection requirements of the tractor-to-implement connection. The round baler gearbox, on the other hand, is an internal component mounted within the baler frame. It receives the single rotational input from the PTO drive shaft and distributes it to multiple output shafts that drive the pickup mechanism, feed rollers, bale chamber belts or chains, and the wrapping or tying system. The gearbox uses a combination of bevel gears, spur gears, and sometimes chain drives to achieve the different speed and torque ratios required by each subsystem.<\/p>\n

        The connection point between the PTO driveline shaft and the gearbox is where proper specification matters most. The PTO shaft’s implement-side yoke must match the gearbox input shaft spline exactly, and the torque capacity of the shaft must meet or exceed the gearbox’s input torque rating. A PTO shaft with insufficient torque capacity will fail prematurely, while one with no overload protection can allow damaging torque spikes to reach the gearbox, destroying expensive gears and bearings.<\/p>\n

        CMN Transmission supplies both tractor PTO shafts and round baler gearboxes, allowing customers to source matched components from a single manufacturer. This ensures compatibility, simplifies procurement, and provides a single point of contact for technical support. When replacing a PTO shaft for New Holland round baler units, consider inspecting the gearbox input shaft, seals, and oil level at the same time to prevent cascading failures between these interconnected systems.<\/p>\n

        \"Round<\/p>\n

        Why Choose CMN Transmission’s Agricultural PTO Shafts?<\/h2>\n

        CMN Transmission is a leading global supplier of industrial power transmission solutions, headquartered in Ansan-si, Gyeonggi-do, Korea. Our product range extends well beyond PTO shafts. CMN Transmission manufactures agricultural gearboxes, hydraulic cylinders, planetary gearboxes, worm gearboxes, bevel gears, gear racks, chains, sprockets, timing pulleys, V-belt pulleys, hydraulic top links, couplings, bushings, and much more. This breadth means that when you source your PTO drive shaft from CMN, you can also source the round baler gearbox, bevel gears, and other drivetrain components from a single, trusted supplier, simplifying procurement and ensuring component compatibility.<\/p>\n

        As an integration of industry and trade, CMN Transmission offers true factory-direct pricing with no dealer markup. This direct-to-customer model gives agricultural operations and equipment dealers access to OEM-equivalent quality at significantly lower cost than established European brands, without sacrificing ISO and CE certification, precision engineering, or material quality. Our CAD design capability, advanced material technology, and surface treatment processes ensure that every heavy duty PTO shaft, PTO shaft yoke, PTO shaft u joint, and clutch assembly meets demanding international standards.<\/p>\n

        CMN Transmission exports to more than 53 countries across Europe, North America, South America, the Middle East, Africa, Southeast Asia, and Oceania. Our logistics team provides rapid feedback on shipping timelines, customs documentation, and freight options so that your tractor PTO shaft arrives when you need it. Whether you are a single-farm operation ordering one replacement PTO driveline shaft or a large dealership placing a bulk order of 100 units, our team scales to serve your needs with the same commitment to quality and service.<\/p>\n

        \"Factory\"Factory<\/p>\n

        H\u00e4ufig gestellte Fragen<\/h2>\n

        Q: What CAT size PTO shaft do I need for my New Holland BR7060 round baler?<\/strong>
        \nA: The correct PTO shaft CAT size depends on your specific BR7060 variant. The standard BR7060 uses a CAT4 with shear bolt protection. The BR7060 STD and BR7060 SS models require a CAT4 with slip clutch. The high-horsepower BR7060 CC variant requires a CAT5 with cutout clutch. Always verify your model designation on the baler serial plate before ordering a replacement of New Holland PTO shaft.<\/p>\n

        Q: What is the difference between a 540 PTO shaft and a 1000 PTO shaft for round balers?<\/strong>
        \nA: A 540 PTO shaft is designed for tractors with a PTO output speed of 540 revolutions per minute and uses a 1.375-6 spline connection. A 1000 PTO shaft operates at 1000 RPM and uses a 1.375-21 spline with more teeth for higher torque transfer. The choice depends on your tractor’s PTO output configuration. Most utility and mid-range tractors used with BR70 series balers have 540 RPM PTO, while larger row-crop tractors may offer 1000 rpm PTO shaft outputs.<\/p>\n

        Q: Should I choose a slip clutch PTO shaft or a shear bolt PTO shaft for my round baler?<\/strong>
        \nA: A slip clutch PTO shaft provides continuous overload protection by allowing the driveline to slip when torque exceeds the rated threshold, then re-engaging automatically when the overload clears. This is ideal for operations where minor overloads occur frequently, such as baling wet silage. A shear bolt PTO shaft offers a hard disconnection by fracturing a sacrificial bolt at a set torque value, requiring manual replacement before resuming. Shear bolt protection is better for operations where overloads are rare but potentially severe.<\/p>\n

        Q: How often should I grease the PTO shaft universal joints on my round baler?<\/strong>
        \nA: Grease each PTO shaft universal joint every 8 to 10 operating hours during active baling. Use a quality lithium-based EP2 grease and apply it until fresh grease appears at all four bearing cap seals. Also lubricate the telescoping spline section of the PTO shaft tube at the same interval. Proper greasing is the most effective way to extend the service life of your PTO shaft u joint bearings and prevent costly failures during the baling season.<\/p>\n

        Q: Can I use this PTO shaft with tractor brands other than New Holland?<\/strong>
        \nA: Yes. This tractor PTO shaft connects to the baler via the implement-side yoke and to the tractor via the tractor-side yoke. As long as your tractor has a standard 1.375-6 (540 RPM) or 1.375-21 (1000 RPM) PTO output, this shaft fits tractors from John Deere, Massey Ferguson, Kubota, Case IH, Valtra, Fendt, and other manufacturers. The implement end is specifically designed for New Holland BR70 series baler input shafts. If you need a PTO shaft adapter for a non-standard tractor PTO, contact CMN Transmission for custom options.<\/p>\n

        Q: What is a constant velocity PTO driveline shaft and why does it matter for round balers?<\/strong>
        \nA: A constant velocity PTO driveline shaft uses paired universal joints arranged so that the speed variations from one joint are canceled by the other, delivering uniform rotational speed to the baler. Standard (non-CV) PTO shafts produce speed pulses at operating angles, which cause uneven belt tension and vibration in round balers. The CV design is especially important for round balers because consistent rotation produces tighter, more uniform bales and reduces mechanical stress on the baler gearbox and pickup drive.<\/p>\n

        Q: How do I determine the correct PTO shaft length for my tractor and baler combination?<\/strong>
        \nA: Measure the distance from your tractor’s PTO stub shaft to the baler’s input shaft with the baler hitched at the normal working height. The PTO shaft tube telescoping section should have at least one-third overlap at the normal operating position. If the shaft is fully compressed or nearly fully extended during normal operation, it is the wrong length. CMN Transmission offers multiple PTO shaft sizes and can build custom PTO shaft lengths to match your specific tractor-baler geometry.<\/p>\n

        Q: Where can I get replacement PTO shaft U-joints and yokes for this shaft?<\/strong>
        \nA: CMN Transmission supplies individual PTO shaft parts including PTO shaft u joint cross kits, PTO shaft yoke assemblies, PTO shaft tubing, guard tubes, shear bolts, and slip clutch friction plates for all the PTO shaft models they manufacture. Ordering replacement parts from the same manufacturer as the original shaft ensures dimensional compatibility and correct heat treatment specifications. Contact CMN Transmission directly with your shaft model number for parts availability and pricing.<\/p>\n

        Q: Is the PTO shaft cover included with the purchase?<\/strong>
        \nA: Yes. Every agricultural PTO shaft from CMN Transmission ships with a complete PTO shaft cover assembly including the full-length tubular guard, cone-shaped end guards for both the tractor and implement ends, and retaining chains. The guard system meets CE safety certification requirements. Operating a PTO drive shaft without proper guarding is both a serious safety hazard and a regulatory violation in most countries.<\/p>\n

        \"PTO<\/p>\n

        Customer Reviews<\/h2>\n

        Travis McConnell, Ranch Operator, United States<\/strong><\/p>\n

        “We run two BR7060 STD balers across about 600 acres of mixed hay in Kansas, and the original PTO shafts were starting to show their age after six seasons. Ordered two CAT4 slip clutch units from CMN Transmission, and I was honestly surprised how well they matched up. The 1.375-6 spline slid right onto our John Deere 6130M without any adapter or modification. We are about 220 hours into the first baling season with these, doing a lot of heavy alfalfa, and the slip clutch has saved us twice when we hit a wet spot in the windrow. Build quality is noticeably better than the previous aftermarket set we tried. Guards are sturdy too.”<\/p>\n

        Craig Harrington, Custom Baling Contractor, Australia<\/strong><\/p>\n

        “Needed a replacement PTO shaft for our BR7090, CAT5 with slip clutch. We are a custom baling operation in Queensland and run roughly 3,000 bales per season. The shaft arrived in 12 days which was faster than expected for international shipping. Installation was straightforward. The constant velocity joint runs very smooth compared to our old standard joint shaft. No vibration at all at 540 rpm. We have been running it for about four months now and grease retention on the U-joints is excellent.”<\/p>\n

        Jean-Philippe Moreau, Dairy Farmer, France<\/strong><\/p>\n

        “We operate a dairy farm in Normandy and use a BR7070 for silage bales. The old Walterscheid shaft on our baler finally wore out at the U-joints after five years. I compared pricing and CMN was about 30% less expensive for the same CAT4 specification. The quality is comparable. I appreciate that the shear bolt torque ratings were clearly listed on their website so I could order the correct configuration. Customer service responded within a day when I had a question about spline compatibility with our Massey Ferguson tractor.”<\/p>\n

        Stefan Bergmann, Agricultural Cooperative Manager, Germany<\/strong><\/p>\n

        “Our agricultural cooperative purchased six PTO shafts from CMN for our BR7050 and BR7060 fleet. What I value most is the consistency across units. Every shaft we received was identical in quality and fit. The shear bolt clutch versions work exactly as rated. We broke one shear bolt intentionally testing the overload protection and it fractured cleanly at the expected torque. For a cooperative managing many machines, having a reliable single-source supplier who keeps stock and ships quickly is worth a lot.”<\/p>\n

        Roberto Nascimento, Cattle Rancher, Brazil<\/strong><\/p>\n

        “I was hesitant to order a PTO shaft online from an overseas manufacturer, but the experience was positive from start to finish. I needed a CAT5 constant velocity shaft for my BR7080, 540 rpm, 1.375-6 spline, with the FT42 friction clutch at 1450 Nm. They had the exact configuration in stock. Shipping to Sao Paulo took about 18 days. The packaging was solid, shaft arrived in perfect condition. Installation on my Valtra BH tractor took less than 20 minutes. Already done about 1,200 bales with no issues at all.”<\/p>\n

        Harpreet Singh, Contract Baling Operator, India<\/strong><\/p>\n

        “We do contract baling in the Punjab region and put serious hours on our equipment. Our BR7060 runs 10 to 12 hours a day during wheat straw season. The previous PTO shaft lasted two seasons before the telescoping section wore out. This CMN shaft has thicker tube walls and the spline engagement feels tighter. The safety guard quality is also better than what we had before. We are halfway through our second season and everything still feels solid. Good value for money.”<\/p>\n

        Richard Foley, Sheep Farmer, New Zealand<\/strong><\/p>\n

        “Ordered a CAT3 shear bolt PTO shaft for our BR7050 which we use on a 120-acre sheep farm in Canterbury. The shaft was well-packaged and arrived within two weeks to New Zealand. I was particularly impressed with the guard system. It is fully enclosed with proper chain restraints, which matters to us because we have employees operating the equipment and safety compliance is mandatory. The fit onto our Kubota M7060 was exact with no play in the spline. Simple, well-made product.”<\/p>\n

        Mehmet Yildirim, Farm Owner, Turkey<\/strong><\/p>\n

        “We purchased two CAT4 PTO shafts with slip clutch for our BR7070 balers that operate on a large wheat and barley farm outside of Ankara. Communication during the ordering process was smooth and the sales team helped me confirm the right spline configuration for our New Holland T6050 tractors. Delivery to Turkey was reasonable at about 15 days. The quality matches European brands we have used before. We plan to order additional shafts for our other implements from CMN in the future.”<\/p>\n

        Carlos Mendoza, Alfalfa Producer, Argentina<\/strong><\/p>\n

        “My neighbor recommended CMN Transmission after he replaced the PTO shaft on his square baler. I ordered a CAT5 unit for my BR7090 with the 1000 rpm configuration and 1.375-21 spline. The whole process from quote to delivery to our farm near Cordoba took about three weeks. The constant velocity joint is well-machined and the grease fittings are positioned for easy access, which I appreciate because some brands put them in awkward spots. We bale about 4,000 round bales of alfalfa per year and this shaft handles the workload without complaint.”<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"

        CMN Transmission delivers a high-performance PTO shaft for New Holland round baler models BR7050, BR7060, BR7070, BR7080, and BR7090. Engineered as a precision replacement of New Holland PTO shaft assemblies, this agricultural PTO shaft features constant velocity driveline technology in CAT3, CAT4, CAT5, and CAT6 configurations, covering horsepower ratings from 40 HP to 105 HP.<\/p>","protected":false},"featured_media":6262,"comment_status":"open","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":""},"product_brand":[],"product_cat":[239,222],"product_tag":[232,228,242,234,233,226,229,240,235,243,225,230,241,231,224],"class_list":{"0":"post-6292","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-pto-shaft-for-round-baler","7":"product_cat-pto-shafts","8":"product_tag-1000-pto-shaft","9":"product_tag-540-pto-shaft","10":"product_tag-agricultural-pto-shaft","11":"product_tag-custom-pto-shaft","12":"product_tag-heavy-duty-pto-shaft","13":"product_tag-pto-drive-shafts","14":"product_tag-pto-driveline-shaft","15":"product_tag-pto-shaft-for-round-baler","16":"product_tag-pto-shaft-for-tractor","17":"product_tag-pto-shaft-manufacturers","18":"product_tag-pto-shafts","19":"product_tag-pto-shafts-for-sale","20":"product_tag-round-baler-pto-shaft","21":"product_tag-tractor-pto-drive-shaft","22":"product_tag-tractor-pto-shaft","24":"first","25":"instock","26":"shipping-taxable","27":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/korea-transmission.com\/de\/wp-json\/wp\/v2\/product\/6292","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/korea-transmission.com\/de\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/korea-transmission.com\/de\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/korea-transmission.com\/de\/wp-json\/wp\/v2\/comments?post=6292"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/korea-transmission.com\/de\/wp-json\/wp\/v2\/media\/6262"}],"wp:attachment":[{"href":"https:\/\/korea-transmission.com\/de\/wp-json\/wp\/v2\/media?parent=6292"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/korea-transmission.com\/de\/wp-json\/wp\/v2\/product_brand?post=6292"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/korea-transmission.com\/de\/wp-json\/wp\/v2\/product_cat?post=6292"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/korea-transmission.com\/de\/wp-json\/wp\/v2\/product_tag?post=6292"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}