PTO Shaft for John Deere Round Balers 469, 569

Reliable PTO Shaft for John Deere Round Baler Models

PTO Shaft for John Deere Round Baler Model: 469, 569

The CMN Transmission PTO shaft for John Deere round baler models 469 and 569 is a purpose-built tractor PTO shaft designed to deliver smooth, uninterrupted rotational power from your tractor to the baler pickup, feed rolls, and compression chamber. Available in CAT 3, CAT 4, and CAT 5 constant velocity configurations, this PTO drive shaft accommodates both 540 RPM and 1000 RPM tractor outputs, making it a versatile solution for mixed-fleet operations. Whether you are producing dry hay bales on rolling pastureland or processing heavy silage in wet bottomland fields, this round baler PTO shaft maintains consistent torque transfer under demanding field conditions throughout the baling season.

CMN Transmission manufactures each PTO shaft for round baler applications using precision-forged yokes, heat-treated telescoping tubes, and high-capacity universal joints that exceed OEM durability benchmarks. The shaft is offered as a complete replacement unit with tube profile or as a half-shaft replacement compatible with original Weasler and John Deere components. Standard tractor-side spline options include 1.375"-6 and 1.375"-21 configurations, with custom modifications available for 1.75" x 20 spline tractor outputs. This agricultural PTO shaft is backed by ISO and CE certification, ensuring every unit meets rigorous international quality and safety standards before it leaves our facility.

Technical Specifications

Available for tractors using: 1.375"-6 or 1.375"-21 spline, Other combinations are available.

If you have a 1.75" x 20 spline tractor output we can modify a PTO CV head for you.

Original Equipment

Replacements OEM Weasler Half Shaft

Replacements OEM John Deere Half Shaft

Complete Replacement with Tube Profile

Friction Clutch Torque Ratings (1.375"-6 Spline Input)

	Universal Size	Torque Rating
	CAT3 / S4	1000nm
	CAT3 / S4	1000nm
	CAT4 / S6	1450nm
	CAT4 / S7	1450nm
	CAT5 / S8	1450nm
	CAT5 / S9	1450nm

Key Features of PTO Shaft for John Deere Round Baler

• Constant Velocity (CV) Joint Design
  Unlike standard cross-and-bearing designs, this tractor PTO drive shaft features a constant velocity joint head that delivers uniform rotational speed regardless of the operating angle between tractor and baler. This eliminates the speed fluctuations that can cause uneven crop feeding, reduce bale density, and accelerate wear on downstream gearbox components. The CV joint is especially beneficial when baling on hillsides or uneven terrain where angular misalignment between the tractor and implement changes constantly during field passes.
• Dual Overload Protection Options
  This PTO shaft with slip clutch system is available in two overload protection formats. The friction clutch variant (Standard and Silage models) provides smooth, progressive torque limiting up to 1450 Nm for CAT 4 configurations. The cam clutch variant (Premium models) offers precise, repeatable engagement thresholds. Both slip clutch PTO shaft designs protect your baler gearbox, pickup mechanism, and tractor drivetrain from sudden shock loads caused by foreign objects, over-packed chambers, or slugs of wet material entering the compression area.
• Flexible Spline Compatibility
  This PTO shaft adapter system supports the most common North American and European tractor spline profiles. Standard configurations include 1.375"-6 spline for 540 RPM tractors and 1.375"-21 spline for 1000 RPM tractors, with telescoping splines ranging from 1.375"-20 to 1.750"-20. If your tractor runs a less common 1.75" x 20 spline output, CMN Transmission can modify a PTO CV head to match your exact specifications, effectively creating a custom PTO shaft solution that eliminates the need for aftermarket adapters or shims.
• Heavy Duty Guard Tube and Safety Shield
  Every PTO shaft cover included with this driveline assembly meets international safety standards for rotating shaft protection. The guard tube is manufactured from impact-resistant polymer and remains stationary while the inner shaft rotates at full speed, preventing accidental contact with the spinning driveline. The PTO shaft tube guard also features integrated cone-shaped end shields that overlap with tractor PTO guard and baler input guard, closing the gap where operators are most at risk during hitching, unhitching, and routine maintenance operations near the rear of the tractor.
• Multi-Category Scalability (CAT 3/4/5)
  CMN Transmission offers this PTO driveline shaft across three ASAE standard categories, allowing you to match shaft capacity to your specific tractor horsepower and baler workload. CAT 3 handles lighter-duty tractors, CAT 4 covers the mid-range sweet spot for the John Deere 469 and 569 models, and CAT 5 provides additional reserve capacity for high-throughput silage operations. This multi-category availability means you can select the right PTO shaft sizes for your operation without over-specifying or under-building the driveline, optimizing both cost and service life.
• OEM-Compatible Drop-In Replacement
  Designed as a direct replacement of John Deere PTO shaft and Weasler OEM drivelines, this unit is engineered to match original equipment dimensions, spline profiles, and cross-hole patterns. The complete replacement option includes the full tube profile assembly, while the half-shaft option lets you replace only the worn side of your existing driveline. Both options install without shimming, drilling, or adapter fabrication, minimizing downtime during the critical baling window when every hour in the field counts toward meeting harvest deadlines.

How the Tractor PTO Shaft for Round Baler Works

A PTO shaft is the mechanical link that transfers rotational energy from a tractor's power take-off output stub to a trailed or mounted implement. In the case of the John Deere 469 and 569 round balers, the tractor PTO shaft must transmit sustained torque at either 540 or 1000 RPM to drive the baler's entire internal mechanism, including the pickup reel, feed augers, starter rolls, belts or chain-and-slat conveyors, and the wrapping system.

The process begins at the tractor's rear PTO output stub, which is a standardized splined shaft protruding from the rear of the tractor transmission housing. When the operator engages the PTO via the cab-mounted control, the tractor's internal clutch pack connects the engine crankshaft (through the transmission) to this output stub, causing it to rotate at the designated speed. The input yoke of the PTO drive shaft slides onto this splined stub and is locked in place, capturing the rotational energy.

From the input yoke, power flows through the first PTO shaft universal joint, which is a cross-and-bearing assembly that allows angular misalignment between the tractor and the implement. This is essential because the tractor drawbar hitch point and the baler input shaft are rarely in perfect linear alignment, and the angle changes dynamically as the tractor turns, traverses slopes, and encounters field undulations. In this CMN Transmission design, the constant velocity (CV) joint head replaces or supplements the standard PTO shaft u joint configuration to deliver uniform output speed regardless of operating angle, which is a significant advantage over conventional designs that introduce cyclic speed variation at larger angles.

The torque then passes through the telescoping section of the PTO shaft tubing. This section consists of two precision-matched splined tubes (an inner profile tube and an outer profile tube) that slide within each other. As the distance between the tractor and baler changes during turns, over terrain, or during three-point hitch adjustments, the telescoping section extends or compresses to accommodate this movement. The splined interface ensures that torque is transmitted continuously even as the shaft length varies.

Before reaching the baler input, the torque passes through the overload protection device. In the Standard and Silage configurations, this is a friction clutch rated at up to 1450 Nm for CAT 4 units. The friction clutch consists of spring-loaded discs that transmit torque through friction contact. When the torque exceeds the preset threshold (for instance, if a foreign object jams the baler chamber), the friction discs slip relative to each other, absorbing the shock energy as heat rather than transmitting it through the PTO drive shafts and into the tractor drivetrain or baler gearbox. Finally, the output yoke of the PTO driveline shaft connects to the baler's input shaft through another universal joint, completing the power path. The baler's internal gearbox then distributes this rotational power to the various subsystems.

Applications of Round Baler PTO Shafts

1. Dry Hay Round Baling
The primary application for this heavy duty PTO shaft is powering John Deere 469 and 569 round balers during dry hay production. Whether you are baling timothy, alfalfa, orchardgrass, or mixed-grass hay, the constant velocity driveline delivers smooth, consistent rotation to the pickup head and compression chamber. The friction clutch protection is calibrated for the intermittent load spikes typical of dry hay baling, such as encountering thick windrows or slightly damp pockets that increase compression resistance.

2. Silage and Haylage Operations
The John Deere 469 Silage and 569 Silage models are specifically configured for baling high-moisture forage, and this PTO shaft for round baler applications is matched to those demanding conditions. Wet silage material is significantly heavier and more difficult to compress than dry hay, placing sustained high-torque loads on the driveline. The CAT 4 friction clutch rated at 1450 Nm provides the necessary torque capacity, while the constant velocity joint eliminates the speed pulsations that could cause uneven net or film wrapping on moisture-laden bales.

3. Straw and Crop Residue Baling
After grain harvest, many operations use the 469 and 569 balers to collect wheat, barley, or oat straw for livestock bedding, mushroom substrate, or erosion control products. Straw baling presents unique challenges for tractor PTO shafts because the material is dry, abrasive, and tends to wrap around exposed shaft components. The full safety guard system on this unit keeps straw debris away from rotating joints and telescoping sections, reducing the risk of material buildup that can cause overheating, binding, or bearing contamination.

4. Mixed Farming and Livestock Operations
Small to mid-size mixed farming operations that produce hay and silage for their own livestock frequently value the versatility of this PTO shaft tractor connection. One tractor may service a round baler in summer and a different PTO-driven implement in winter. The standard 1.375"-6 and 1.375"-21 spline profiles used on this shaft are compatible with the vast majority of utility and row-crop tractors from John Deere, Case IH, New Holland, Kubota, and Massey Ferguson, allowing operators to swap between implements without requiring dedicated driveline assemblies for each machine.

Installation Guide

Proper installation of your PTO drive shaft is critical to safe operation, optimal performance, and long service life. Before beginning installation, park the tractor on level ground, engage the parking brake, shut off the engine, and remove the ignition key. Allow all rotating components to come to a complete stop. Never work under or near a PTO driveline while the engine is running.

Step 1: Verify Compatibility and Inspect Components
Before unboxing, confirm that the shaft category (CAT 3, 4, or 5), spline count (1.375"-6 or 1.375"-21), and overload protection type (friction clutch or cam clutch) match your baler model and tractor output. Inspect all PTO shaft parts for shipping damage. Check that both PTO shaft yoke assemblies are free of nicks or burrs on the bearing cap bores, that all snap rings are seated, and that the telescoping tubes slide freely without excessive play or binding. Verify the PTO shaft u joint cross bearings rotate smoothly by hand.

Step 2: Adjust Shaft Length
With the baler hitched to the tractor at the intended operating drawbar position, measure the distance from the tractor PTO output stub face to the baler input shaft face. The PTO shaft tubing telescoping section must have adequate overlap in both the fully compressed and fully extended positions during operation. A minimum of 150 mm (6 inches) of tube overlap should remain at full extension, and the tubes should never bottom out at full compression. If the shaft is too long for your tractor-baler combination, the inner and outer profile tubes can be shortened following the manufacturer's guidelines. Always cut equal amounts from both the inner and outer tubes to maintain overlap balance.

Step 3: Connect the Implement End
Slide the baler-side PTO shaft yoke onto the baler input shaft spline. Ensure the locking mechanism (spring-loaded pin or collar) engages fully. Rotate the shaft by hand to confirm that the yoke is seated squarely and the spline engagement is smooth across the full circumference. If the yoke requires a PTO shaft shear bolt or shear pin as its overload protection, install the correct grade and size of bolt specified in the manual. Do not substitute with standard hardware bolts, as their shear strength will not match the designed threshold.

Step 4: Connect the Tractor End
Align the tractor-side input yoke with the PTO output stub spline. Push the yoke onto the spline until the spring-loaded locking pin or collar clicks into the locating groove on the PTO stub. Pull back on the shaft to confirm it is locked. If you are using a PTO shaft adapter to match a non-standard spline profile, install the adapter onto the tractor stub first, verify its retention, and then attach the shaft yoke to the adapter spline.

Step 5: Install Safety Guards and Shields
Slide the PTO shaft cover guard tube over the assembled driveline. Secure the guard tube bearing hangers to the tractor drawbar guard and baler input guard brackets using the provided chains or clips. Confirm that the guard tube rotates freely (it should remain stationary during operation, held in place by the restraining chains) and does not contact the spinning shaft at any point. Install the cone-shaped end shields on both the tractor and implement ends. These shields must overlap with the tractor master shield and baler input shield to close any gap in the guard system. Never operate without all guards in place.

Step 6: Function Test
With all personnel clear of the shaft area, start the tractor engine and engage the PTO at low idle. Allow the shaft to run for 30 to 60 seconds while observing for vibration, unusual noise, or contact between rotating and stationary parts. Increase to operating RPM and verify smooth operation. Turn the tractor in both directions to the maximum expected field-operating angle, confirming that the telescoping section and universal joints operate within their rated range without binding. Shut down and perform a final visual inspection of all connections before commencing field work.

Maintenance Tips

Routine maintenance of your PTO driveline shaft is the single most effective way to prevent unexpected breakdowns during the baling season and to maximize the service life of every component. A well-maintained tractor PTO shaft can deliver many seasons of reliable service, while a neglected driveline can fail within a single season, often at the worst possible time.

1. Lubrication Schedule
Grease all PTO shaft universal joint cross bearings every 8 to 10 operating hours using a high-quality NLGI #2 lithium-complex grease. Each U-joint has a single grease fitting (zerk) on the cross body. Pump grease until fresh grease emerges from all four bearing cap seals, confirming that old grease and contaminants have been purged. The telescoping spline section should be greased with a spline-compatible lubricant every 20 hours. Separate the inner and outer tubes, clean the spline surfaces of old grease and debris, apply fresh lubricant evenly along the full spline length, and reassemble. Over-greasing the splines is preferable to under-greasing, as this section endures continuous sliding friction during operation.

2. Inspection Intervals
Before each baling session, visually inspect the PTO shaft for signs of wear, damage, or looseness. Check U-joint bearing caps for play by gripping each yoke and attempting to rock it relative to the cross. Any perceptible movement indicates bearing wear and the PTO shaft u joint should be replaced before further use. Inspect the PTO shaft yoke spline bores for wear marks, elongated keyways, or cracking. Examine the PTO shaft tube for dents, bends, or cracks, particularly near the weld seams. Check the PTO shaft shear bolt or shear pin (if equipped) for correct installation and grade. Verify that the friction clutch or cam clutch assembly is not contaminated with grease, oil, or dirt, as contamination changes the slip torque threshold.

3. Safety Guard Maintenance
Inspect the PTO shaft cover guard tube for cracks, melting, or distortion. Replace any guard tube that has been damaged by contact with the rotating shaft, as a compromised guard cannot provide adequate operator protection. Check that the guard tube bearing hangers rotate freely and that the restraining chains or clips are intact and properly secured. Confirm that both end cone shields are present and overlapping with the tractor and baler guards.

4. Seasonal Storage
At the end of the baling season, disconnect the PTO shaft from both the tractor and baler. Clean the entire assembly thoroughly with a pressure washer or wire brush to remove accumulated crop debris, mud, and old grease. Re-grease all U-joints and the telescoping spline with fresh lubricant. Apply a light coat of rust-preventive oil to all exposed metal surfaces, particularly the spline teeth and yoke bearing bores. Store the shaft horizontally on a rack in a dry, covered location, supported at both ends and the center to prevent sagging or bending. Covering the shaft with a tarp or placing it in a tube will prevent dust accumulation and UV degradation of the plastic guard components.

Brand Comparison

See how our replacement of John Deere PTO shaft stacks up against well-known industry brands.

Round Baler PTO Shaft and Round Baler Gearbox

The round baler PTO shaft and the round baler gearbox are the two primary drivetrain components that connect the tractor's engine power to the baler's mechanical systems. While they serve distinct functions, they are designed to work as a matched pair, and the performance of one directly affects the longevity and reliability of the other.

The PTO driveline shaft is responsible for transmitting rotational torque from the tractor PTO output to the baler gearbox input. It must handle variable operating angles, telescoping length changes, and sudden torque spikes while maintaining smooth, constant-velocity power delivery. The overload clutch on the PTO shaft acts as the first line of defense against shock loads, protecting both the baler gearbox internals and the tractor drivetrain from mechanical damage.

The round baler gearbox receives the rotational input from the PTO shaft and converts it into the specific speeds and torque ratios required to drive the baler's pickup rollers, bale-forming belts, and the net wrap or twine tying mechanism. Inside the gearbox, a set of helical or spiral bevel gears redirects the power flow, typically through a 90-degree angle change, and steps down the speed while multiplying torque to match the load requirements of each driven component.

The two components must be correctly matched in terms of speed rating (540 or 1000 RPM), torque capacity, and rotational direction. Running a 540 PTO shaft into a gearbox designed for 1000 RPM input, or vice versa, will result in incorrect baler speeds, poor bale formation, and potential gearbox damage. CMN Transmission manufactures both PTO shafts and agricultural gearboxes, allowing customers to source a matched driveline system from a single supplier, ensuring compatibility, simplified ordering, and consistent quality across both components. When replacing a worn PTO shaft for round baler applications, it is advisable to inspect the gearbox input shaft splines, seals, and bearings at the same time, since a worn PTO shaft often causes accelerated wear on the gearbox input components.

Why Choose CMN Transmission's Agricultural PTO Shafts?

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.

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.

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.

FAQ

Q: What is the difference between a friction clutch and a cam clutch on a round baler PTO shaft?
A: A friction clutch (also called a slip clutch PTO shaft) uses spring-loaded friction plates that slip progressively when torque exceeds the set threshold, converting excess energy into heat. A cam clutch uses ramped mechanical surfaces that disengage instantly and re-engage positively once the overload clears. Friction clutches are standard on the 469 Standard, 469 Silage, 569 Standard, and 569 Silage models. Cam clutches are fitted to the 469 Premium and 569 Premium models for faster overload response.

Q: Will this PTO drive shaft fit my non-John Deere tractor?
A: Yes. The tractor end of this tractor PTO drive shaft is configured by spline size, not by tractor brand. It is available in 1.375"-6, 1.375"-21, and 1.750"-20 spline configurations, which cover the vast majority of North American, European, and Asian tractor brands including Case IH, New Holland, Massey Ferguson, Fendt, Kubota, and John Deere. If your tractor has a non-standard PTO output, CMN Transmission can modify the CV head to match your exact spline profile.

Q: Do I need a shear bolt PTO shaft or a slip clutch PTO shaft for my round baler?
A: For John Deere 469 and 569 round balers, a shear pin PTO shaft is generally not recommended because shear bolts require replacement after each overload event, causing field downtime. CMN Transmission supplies friction clutch and cam clutch configurations that provide repeatable overload protection without consumable parts. The friction clutch and cam clutch solutions are the industry standard for modern round baler applications where the PTO shaft shear bolt approach has been largely phased out.

Q: How often should I grease the PTO shaft universal joints and telescoping splines?
A: Grease all PTO shaft u joint cross bearings and the telescoping spline zerk fittings every 8 operating hours or at the start of each baling day, whichever comes first. Use EP2 lithium-complex grease. Pump slowly until fresh grease appears at the bearing seals. Regular greasing is the single most important maintenance task for extending the service life of your PTO shaft universal joint bearings and preventing costly in-season failures.

Q: Can CMN Transmission build a custom PTO shaft for a non-standard tractor spline?
A: Yes. CMN Transmission offers custom PTO shaft modifications including re-splined yokes and modified CV heads. If you have a 1.75" x 20 spline tractor output or another non-standard configuration, contact our sales team with your tractor model and spline dimensions. We can modify the PTO shaft adapter section in-house and ship a ready-to-install unit directly to your farm or dealership.

Q: What is the torque capacity of the CAT 4 PTO shaft for John Deere 469 and 569 balers?
A: The CAT 4 friction clutch configurations (S6 and S7 universal sizes) are rated at 1450 Nm of torque capacity. The CAT 3 / S4 configuration is rated at 1000 Nm. These ratings represent the clutch slip threshold; actual peak transmitted torque during normal operation is below these values. The 1450 Nm rating on the CAT 4 provides comfortable overhead for both dry hay and high-moisture silage baling on the John Deere 469 and 569 models.

Q: Is this PTO shaft compatible with both 540 RPM and 1000 RPM PTO speeds?
A: CMN Transmission offers separate configurations for 540 PTO shaft and 1000 RPM PTO shaft applications. The 540 RPM version typically uses a 1.375"-6 spline input, while the 1000 RPM version uses a 1.375"-21 spline input. It is critical to match the shaft speed rating to your tractor and baler PTO setting. Running the wrong speed rating will result in incorrect baler function and potential mechanical damage.

Q: How long does shipping take for international PTO shaft orders from CMN Transmission?
A: CMN Transmission ships to more than 53 countries worldwide. Typical delivery times range from 10 to 20 business days depending on destination, customs clearance, and shipping method selected. Orders to North America, Europe, and Australia generally arrive within 12 to 16 days. Contact our sales team for a specific delivery estimate and tracking details for your region. We recommend ordering your replacement of John Deere PTO shaft before the start of baling season to ensure timely delivery.

Q: What safety certifications does this agricultural PTO shaft carry?
A: Every agricultural PTO shaft from CMN Transmission carries both ISO and CE certification. The safety guard assembly complies with CE machinery directive requirements for PTO driveline guarding, and the PTO shaft cover includes free-spinning bearing supports and safety retention chains at both ends. These certifications ensure that the product meets international safety standards for agricultural implement drivelines.

Q: Can I use this PTO shaft on other round baler brands besides John Deere?
A: This specific PTO shaft for round baler application is designed and dimensioned for the John Deere 469 and 569 baler input specifications. However, CMN Transmission manufactures tractor PTO shafts for a wide range of baler brands and models. If you need a driveline for a different baler, contact our team with your baler make, model, and input shaft specifications, and we can recommend or custom-build the correct assembly from our extensive product catalog.

Customer Reviews

Marcus Hollingsworth, Farm Manager, United States
"We run a John Deere 569 Standard on our 200-acre cattle operation in central Texas, and the original driveline finally gave up after about five seasons. Ordered the CAT 4 friction clutch replacement from CMN Transmission. The 1.375"-6 spline end slid right onto our Case IH Puma PTO stub without any adapter. We are roughly 220 hours into the new shaft this season, baling coastal bermuda hay in 95-degree heat, and everything is running smooth. The guard tube feels heavier and more durable than the OEM Weasler unit it replaced. Would definitely order from CMN again."

Thomas Becker, Agricultural Contractor, Germany
"I run three John Deere 469 Premium balers for contract silage work across Bavaria, and we needed a cam clutch PTO shaft that could handle the wet grass loads without constant tripping. The CMN unit performs very close to the Walterscheid original at a noticeably lower price point. The CV joint runs quieter than I expected and the telescoping section is smooth with no sticking even after running in muddy conditions all week. Shipping from Korea to Germany took about 12 days, which was faster than quoted. Very satisfied with the build quality."

Jean-Claude Moreau, Dairy Farmer, France
"Our 569 Silage baler works in the Loire Valley making wrapped haylage, and the previous aftermarket PTO shaft we tried from a Chinese supplier lasted barely two seasons before the u-joints developed play. Switched to the CMN Transmission CAT 4 with friction clutch. The universal joints are noticeably beefier and grease retention is excellent. We are about 150 hours in and no play at all when I check by hand. The customer service team answered all my spline questions before I ordered, which gave me confidence in the fit. Good product."

Roberto Castillo, Ranch Foreman, Brazil
"We bale brachiaria grass on a 500-hectare cattle ranch in Mato Grosso do Sul and go through a lot of PTO shafts because the grass is thick and heavy. The CMN CAT 5 with 1.375"-21 spline fits our Massey Ferguson 4292 perfectly. Torque capacity is good, the friction clutch only slips when we hit a genuinely heavy slug, not during normal operation. The one thing I would improve is the packaging for international shipping. The box arrived a little banged up, but the shaft inside was fine and well greased. Four stars only because of the packaging, the product itself is five stars."

James Whitfield, Mixed Farmer, Australia
"Getting quality PTO shaft replacements shipped to rural New South Wales is always a hassle, so I was pleased when CMN Transmission delivered the CAT 4 unit to my nearest freight depot in about 16 days. We use a 469 Standard for oaten hay and the new shaft has been faultless over roughly 180 baling hours. The constant velocity head is a clear upgrade over the double-joint setup that was on the old shaft. Much less vibration in the cab. The guard tube spins freely and the chain anchors are solid. Good value for money compared to what the local dealer wanted for an OEM replacement."

Piotr Zawadzki, Grain and Forage Farmer, Poland
"I bought the CAT 4 / 540 RPM PTO shaft for my John Deere 569 Premium. In Poland the baling season is short but intense, sometimes 14-hour days for two or three weeks straight. The cam clutch on this shaft re-engages much faster than the friction clutch on my neighbor's Comer driveline, which saves us maybe 5 to 10 seconds every time it trips. Over a full day of baling, that adds up. The steel quality looks premium, the phosphate coating on the tubes resists rust well, and the price was very reasonable for the specification. I recommended CMN to several other farmers in our cooperative."

Rajesh Patel, Agricultural Equipment Dealer, India
"As a dealer serving farmers in Gujarat and Rajasthan, I need reliable aftermarket PTO shaft suppliers who can ship consistent quality in volume. CMN Transmission has been our go-to for the last year and a half. We have sold about 40 units of their round baler PTO shafts and the return rate is practically zero. The spline tolerances are tight, the u-joint bearing caps seat properly without needing to be pressed in with excessive force, and every shaft arrives with grease already packed in the critical areas. Their B2B pricing structure and willingness to ship smaller lot sizes make them ideal for our market."

Ian McGregor, Sheep and Beef Farmer, New Zealand
"We bale ryegrass silage on steep hill country in the Waikato, and the angles between our Fendt tractor and the 469 are pretty extreme on sidlings. The CV joint on this CMN shaft handles it noticeably better than the standard double-joint shaft we replaced. Less vibration, less noise, and the baler gearbox runs cooler because it is not absorbing pulsating loads. The only reason I give four stars instead of five is that I wish they offered a longer lead time estimate upfront. I was told 10 to 14 days and it took 18, but that might have been a shipping issue, not CMN's fault."

David Thompson, Hay Producer, Canada
"Running a 569 Standard in southern Alberta baling timothy and alfalfa for the export hay market. Quality control on our bales has to be consistent, which means the baler has to run without interruption. The CMN CAT 4 friction clutch PTO shaft has been dead reliable across our entire 2025 cutting season, roughly 300 baling hours. I appreciate that CMN could modify the CV head for our 1.750"-20 spline New Holland tractor. That saved us buying a separate adapter, which on past shafts has always been a weak point. Solid product, competitive price, and the technical support before purchase was helpful."