{"id":260,"date":"2026-07-23T05:24:08","date_gmt":"2026-07-23T05:24:08","guid":{"rendered":"https:\/\/superiortransmissioninc.com\/?post_type=product&p=260"},"modified":"2026-07-23T05:24:08","modified_gmt":"2026-07-23T05:24:08","slug":"ep-square-baler-pto-shaft-for-new-holland-900-models","status":"publish","type":"product","link":"https:\/\/superiortransmissioninc.com\/kk\/product\/ep-square-baler-pto-shaft-for-new-holland-900-models\/","title":{"rendered":"EP-Square Baler PTO Shaft for New Holland 900 Models"},"content":{"rendered":"
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New Holland Square Baler Drivetrain Series<\/p>\n

EP-PTO Shaft for New Holland Square Balers 900 Models<\/h2>\n

A precision-engineered Square Baler PTO Shaft<\/strong> assembly specifically designed for New Holland 900-series square balers \u2014 available in CAT5\/540 and CAT5\/1000 configurations with matched yoke part numbers to ensure direct OEM-compatible fitment on North American and European baling operations.<\/p>\n<\/div>\n

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Square Baler PTO Shaft Assembly \u2014 Part Number Reference Table<\/h2>\n

The table below lists the three complete PTO shaft for square baler\u00a0assembly part numbers for New Holland 900-series balers, matched by PTO category, input speed, and tractor stub shaft spline specification. Select the row that matches your tractor’s PTO output configuration to identify the correct PTO shaft for the square baler\u00a0assembly part number for your order.<\/p>\n

\n\n\n\n\n\n\n\n
PTO Category \/ RPM<\/th>\nTractor Stub Spec.<\/th>\nPart Number<\/th>\n<\/tr>\n<\/thead>\n
CAT5 \/ 540 rpm<\/td>\n1.375-6<\/td>\nCS8R121U2WR7000<\/td>\n<\/tr>\n
CAT5 \/ 1000 rpm<\/td>\n1.375-21<\/td>\nCS8R121U2WR8000<\/td>\n<\/tr>\n
CAT5 \/ 1000 rpm<\/td>\n1.750-20<\/td>\nCH8R121U2WR0000<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

Square Baler PTO Shaft Yokes \u2014 Dimensional Reference<\/h2>\n

The four yoke variants below cover the full range of tractor stub shaft diameters and spline counts encountered in New Holland 900-series baler operation. All yokes for this Square Baler PTO Shaft<\/strong> are splined interface type, share a common 68 mm bore and 133 mm c-e length, and are forged from alloy steel with the heat treatment specification appropriate for CAT5 torque duty. Match the yoke part number to your tractor PTO stub diameter and spline count to confirm the correct Square Baler PTO Shaft parts configuration for your order.<\/p>\n

\n\n\n\n\n\n\n\n\n
Part Number<\/th>\nDiameter (in)<\/th>\nNo. of Splines<\/th>\nBore (mm)<\/th>\nc-e Length (mm)<\/th>\nInterface Type<\/th>\n<\/tr>\n<\/thead>\n
5090L0360<\/td>\n1.375<\/td>\n6<\/td>\n68<\/td>\n133<\/td>\nSplined<\/td>\n<\/tr>\n
5090L3760<\/td>\n1.375<\/td>\n21<\/td>\n68<\/td>\n133<\/td>\nSplined<\/td>\n<\/tr>\n
5090L0460<\/td>\n1.750<\/td>\n6<\/td>\n68<\/td>\n133<\/td>\nSplined<\/td>\n<\/tr>\n
5090L3860<\/td>\n1.750<\/td>\n20<\/td>\n68<\/td>\n133<\/td>\nSplined<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n
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Why This Square Baler PTO Shaft Is the Correct Replacement for New Holland 900-Series Machines<\/h2>\n

Sourcing the right PTO Shaft for Square Baler<\/strong> applications on New Holland 900-series machines is not simply a matter of finding a shaft that physically connects \u2014 it requires matching the correct PTO category, rpm rating, spline count, diameter, bore specification, and c-e length to the tractor and baler combination currently operating in your field. The EP series Square Baler PTO Shaft assemblies are cross-referenced directly against New Holland 900-series part specifications, covering CAT5 at both 540 rpm and 1000 rpm input speeds, with three complete PTO Shaft for Square Baler assembly part numbers (CS8R121U2WR7000, CS8R121U2WR8000, CH8R121U2WR0000) and four yoke variants (5090L0360, 5090L3760, 5090L0460, 5090L3860) dimensioned to fit without modification. The yoke specifications for this PTO shaft for square baler\u00a0cover both 1.375-inch and 1.750-inch diameter inputs in 6-spline, 20-spline, and 21-spline configurations \u2014 the spline profiles found across the range of tractors that New Holland 900-series square balers are paired with in North American cereal and hay production, European arable contracting operations, and the expanding commercial baling sector in Australia, New Zealand, and South America. Each Square Baler PTO Shaft assembly is built to handle the inertial engagement demands of a large square baler flywheel \u2014 the most punishing PTO shaft duty cycle in agricultural use \u2014 with matched forged yokes, precision cross-and-bearing kits, and a full-length EN ISO 5674-compliant safety guard as standard. Understanding the correct assembly part number for your specific tractor PTO stub and baler input shaft specification is the foundation of a reliable new holland square baler pto shaft<\/strong> replacement that performs through a full harvest season without service interruption. Ensure that your chosen Square Baler PTO Shaft is accurately verified.<\/p>\n<\/div>\n

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Five Reasons This PTO Shaft Assembly Is Specified for New Holland 900 Baling Operations<\/h2>\n
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\u2460 Direct Square Baler PTO Shaft OEM Part Number Cross-Reference<\/h3>\n

Rather than relying on dimensional approximations, the EP PTO shaft assembly range is cross-referenced against New Holland 900-series PTO shaft specifications at the part number level. CS8R121U2WR7000, CS8R121U2WR8000, and CH8R121U2WR0000 each correspond to a specific tractor PTO stub configuration \u2014 1.375-6 spline (CAT5\/540), 1.375-21 spline (CAT5\/1000), and 1.750-20 spline (CAT5\/1000) respectively \u2014 giving purchasing managers and field service technicians a definitive ordering reference for their specific tractor and baler combination without dimensional re-measurement during harvest.<\/p>\n<\/div>\n

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\u2461 CAT5 Series Rated Square Baler PTO Shaft for Baler Flywheel Engagement<\/h3>\n

CAT5 is the heaviest standard category in the agricultural PTO shaft classification system, and for good reason \u2014 large square balers engage flywheels at rated PTO speed, generating peak torque events that can exceed 3000\u20134000 Nm for fractions of a second on each bale cycle. This square baler pto shaft replacement<\/strong> assembly is built to CAT5 torque capacity specifications, with cross-journal diameters, yoke section areas, and tube wall thicknesses that absorb these engagement spikes without cross-kit or yoke failure across a full harvest season of multi-shift baling operation.<\/p>\n<\/div>\n

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\u2462 Four Yoke Configurations for Your Square Baler PTO Shaft \u2014 All Splined<\/h3>\n

The four yoke variants in the EP New Holland 900 range for the Square Baler PTO Shaft<\/strong> \u2014 5090L0360, 5090L3760, 5090L0460, 5090L3860 \u2014 cover diameter and spline combinations of 1.375 inch with 6 or 21 splines, and 1.750 inch with 6 or 20 splines, all with a consistent 68 mm bore and 133 mm c-e length. All are splined interface design. This combination covers the full range of tractor PTO stubs encountered in New Holland 900-series baler operation across North America, Europe, and Australasia, making this PTO shaft\u00a0the tractor drive shaft<\/strong> solution that replaces multiple individual sourcing exercises with one consolidated order.<\/p>\n<\/div>\n

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\u2463 Correct Fork Timing on the Square Baler PTO Shaft \u2014 Preventing U-Joint Failure<\/h3>\n

A common assembly error in Square Baler PTO Shaft<\/strong> installations is fitting the middle PTO shaft with the two end yoke openings staggered by 90 degrees rather than aligned in the same plane. When the fork openings are misaligned, each universal joint in the Square Baler PTO Shaft<\/strong> driveline operates at a different phase angle, creating a torque irregularity that \u2014 at baler flywheel engagement rpm \u2014 produces cyclic stress spikes that rapidly fatigue the cross-journal bearing needle rollers. Every EP PTO shaft\u00a0assembly is pre-built with correct fork timing as a manufacturing quality standard, eliminating this specific failure mode from the replacement installation process.<\/p>\n<\/div>\n

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\u2464 EN ISO 5674-Compliant Guard for the Square Baler PTO Shaft<\/h3>\n

The PTO shaft for square baler\u00a0assembly ships with a full-length plastic safety guard conforming to EN ISO 5674:2004 \u2014 the international standard governing PTO shaft protective devices. For commercial baling contractors operating in the EU, UK, Australia, and North America, this means the replacement Square Baler PTO Shaft unit arrives legally compliant for use in commercial agricultural operations without additional aftermarket guarding investment. Guard chain tethers on the Square Baler PTO Shaft are stainless steel for corrosion resistance through seasonal outdoor storage between cropping seasons.<\/p>\n<\/div>\n<\/div>\n<\/div>\n

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How the Square Baler PTO Shaft Transmits Power and Why Correct Specification Matters<\/h2>\n

A Square Baler PTO Shaft<\/strong> performs a deceptively simple mechanical task \u2014 it connects the tractor’s PTO output stub to the baler’s input gearbox \u2014 but the engineering demands of that task in a large square baler context are substantially greater than in most other agricultural PTO applications. When the tractor PTO engages, it delivers rotational energy at 540 rpm or 1000 rpm depending on the selected speed. This energy travels through the Square Baler PTO Shaft<\/strong> assembly \u2014 across the two universal joint cross-and-bearing kits at each end of the telescoping tube body \u2014 and into the baler’s flywheel and plunger drive gearbox. The flywheel of a large square baler has significant rotational inertia, and the torque spike generated at the moment of PTO engagement, or when the plunger mechanism hits a dense section of crop material, can reach multiples of the continuous operating torque.<\/p>\n

The universal joint cross-and-bearing kits on the Square Baler PTO Shaft<\/strong> \u2014 at each end of the driveline \u2014 accommodate the angular misalignment between the tractor PTO axis and the baler input shaft axis that occurs as the tractor manoeuvres, turns at headlands, or traverses uneven ground. A critical installation point specific to PTO Shaft for Square Baler\u00a0assemblies: the opening directions of the two end yoke forks on the middle PTO shaft must be positioned in the same plane. If they are staggered by 90 degrees, the two joints operate at different phase angles, creating cyclic angular velocity variation in the Square Baler PTO Shaft that generates destructive vibration at operating speed. This misassembly is one of the most common causes of premature failure in baler drivetrain installations, and the PTO Shaft for Square Baler assembly prevents it through controlled factory assembly of the yoke timing before shipment. The telescoping inner-outer tube body of the Square Baler PTO Shaft accommodates the geometry changes that occur as the tractor hitches, unhitches, and turns during baling operation, maintaining adequate tube overlap \u2014 a minimum of 40% overlap between the two tube sections \u2014 across the full working range of baler hitch movement.<\/p>\n<\/div>\n

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How to Measure Your PTO Shaft for Correct Replacement Ordering<\/h2>\n

Ordering the correct square baler pto shaft replacement<\/strong> requires three verified measurements taken from the existing Square Baler PTO Shaft<\/strong> or from the tractor-baler installation geometry. Incorrect measurements are the most common cause of receiving a PTO shaft that does not fit the working length requirement, even when the part number reference is correct for the yoke specification.<\/p>\n

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Step 1 \u2014 Closed Length (Shaft Axis) of the Square Baler PTO Shaft<\/h4>\n

Position the Square Baler PTO Shaft<\/strong> in its fully closed (compressed) state \u2014 this is the minimum working length. Using a tape measure, record the distance from the outside face of one end yoke to the outside face of the other end yoke. This is the closed length of the Square Baler PTO Shaft<\/strong> \u2014 the primary dimension used to confirm the shaft fits the tractor-baler combination without bottoming out at minimum hitch extension. The closed length should be at least 50\u201375 mm shorter than the minimum tractor-to-baler input shaft distance in any operating position.<\/p>\n<\/div>\n

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Step 2 \u2014 Universal Joint Dimensions on the Square Baler PTO Shaft<\/h4>\n

Measure the existing universal joint cross kit on your Square Baler PTO Shaft<\/strong>: record the length from one bearing cup end to the other (cross journal length), and the width across one pair of bearing cups (cross journal width). These measurements confirm the cross-journal series size and confirm the replacement yoke variant for the Square Baler PTO Shaft<\/strong> will accept the correct cross kit. For the New Holland 900-series application, verify the 68 mm bore and 133 mm c-e length against the yoke table above before confirming the yoke part number.<\/p>\n<\/div>\n

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Step 3 \u2014 Square Baler PTO Shaft Tube Overlap Verification<\/h4>\n

Extend the PTO shaft to its maximum working length \u2014 the geometry at maximum hitch height or maximum tractor turn angle \u2014 and verify that the inner tube still overlaps the outer tube by at least 40% of the inner tube length. If the PTO shaft for square baler\u00a0reaches its maximum extension before the tractor achieves its full working range, the shaft is too short and will separate during headland turns, potentially causing serious equipment damage.<\/p>\n<\/div>\n<\/div>\n<\/div>\n

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Square Baler PTO Shaft Materials & Construction Standards<\/h2>\n

The structural demands of large square baler PTO drive mean that material specification cannot be treated as a secondary consideration in this PTO shaft\u00a0product. The inner and outer telescoping tubes in the EP New Holland 900-series PTO shaft\u00a0assembly are drawn from seamless cold-formed alloy steel tube in the wall thickness appropriate to CAT5 torque ratings. Cold-drawn tube provides dimensional consistency in the spline profile and bore tolerance that welded alternatives cannot match \u2014 directly affecting how smoothly the inner tube of the Square Baler PTO Shaft<\/strong> slides within the outer tube under combined torque and bending load during baling operation. The spline tooth profile on both tubes conforms to DIN 9611 or ASABE S500 dimensional standards, ensuring compatibility with the yoke bore dimensions specified in the product data table and with New Holland 900-series baler input shaft specifications as-manufactured for your PTO shaft.<\/p>\n

Yoke forgings for the Square Baler PTO Shaft<\/strong> are produced from 42CrMo4 medium-alloy steel \u2014 normalised, machined, and stress-relieved after the CNC boring operation that creates the bore and spline profile. This material and process combination achieves the torsional strength and fatigue life required for the cyclic engagement-disengagement loading pattern of commercial square baling. Universal joint cross journals on the Square Baler PTO Shaft<\/strong> are ground to dimensional accuracy after heat treatment, achieving a surface hardness of HRC 58\u201362 on the needle bearing contact zones \u2014 the hardness level required for long-life rolling contact in the needle bearing cups fitted to the cross ends.<\/p>\n<\/div>\n

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Square Baler PTO Shaft Safety Precautions for Baler Operations<\/h2>\n

A Square Baler PTO Shaft<\/strong> rotating at 540 or 1000 rpm in a commercial baling context is one of the highest-risk mechanical components on a farm. Entanglement in an unguarded or poorly maintained PTO shaft\u00a0is a leading cause of severe agricultural fatalities in every major farming nation.<\/p>\n

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Guard Condition:<\/strong> Square Baler PTO Shaft<\/strong> guards must be fully intact and securely retained at all times during operation. Any cracked, missing, or non-rotating guard section must be replaced before the shaft is used. Never operate a baler system with a missing or damaged guard on the PTO shaft for square baler.<\/p>\n<\/div>\n

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Shutdown Before Service:<\/strong> Disengage the PTO shaft, turn off the tractor engine, and wait for all baler components to reach a complete stop before adjusting, cleaning, or servicing any part of the baling system. Never reach into the baler intake area while the PTO shaft for the square baler\u00a0is engaged.<\/p>\n<\/div>\n

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Headland Turns:<\/strong> When turning at headlands, disengage the PTO shaft\u00a0before beginning the turn and re-engage only when the tractor and baler are realigned and moving forward.<\/p>\n<\/div>\n

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Gradual Engagement:<\/strong> Always engage power to the Square Baler PTO Shaft<\/strong> gradually rather than snap-engaging at full throttle. Gradual engagement reduces the peak torque spike at the universal joint cross-and-bearing kits during flywheel acceleration and extends the service life of all components in the PTO shaft for square baler\u00a0assembly.<\/p>\n<\/div>\n

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Tube Overlap:<\/strong> Maintain a minimum 40% tube overlap between inner and outer Square Baler PTO Shaft<\/strong> sections at all times. Check overlap at maximum hitch extension before starting each baling season. A Square Baler PTO Shaft<\/strong> that approaches full extension during field turns risks separating \u2014 the most dangerous single failure mode in driveline operation.<\/p>\n<\/div>\n

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Lubrication Schedule:<\/strong> Inject grease into all Square Baler PTO Shaft<\/strong> and baler gearbox lubrication points at the intervals specified for your equipment. Large square baler intermediate gearboxes and PTO shaft\u00a0cross kits require more frequent greasing than lighter implement drivelines \u2014 follow the New Holland 900-series maintenance schedule and supplement with grease after every 8\u201310 operating hours in heavy crop conditions.<\/p>\n<\/div>\n<\/div>\n<\/div>\n

\"superiortransmissioninc-products-EP-Square<\/p>\n

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Where This PTO Shaft Is Used<\/h2>\n

The EP New Holland 900-series PTO shaft\u00a0applications covers both direct replacement in existing machines and OEM-equivalent fitment in new equipment builds across commercial hay, straw, and cereal straw baling operations worldwide.<\/p>\n

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\ud83c\udf3e<\/div>\n

Wheat & Barley Straw Baling \u2014 UK, France & Germany<\/h4>\n

Commercial arable contractors across the UK, France, and Germany running New Holland 900-series balers behind 120\u2013180 HP tractors for cereal straw baling specify this new holland square baler pto shaft<\/strong> unit as their primary replacement shaft. The CAT5\/1000 PTO shaft\u00a0assembly (CS8R121U2WR8000 or CH8R121U2WR0000) covers the 1000 rpm PTO operation that European high-horsepower tractors commonly use in heavy straw baling conditions.<\/p>\n<\/div>\n

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\ud83d\udc04<\/div>\n

Hay Baling for Livestock Operations \u2014 USA & Canada<\/h4>\n

North American hay producers running New Holland 900-series balers for timothy, alfalfa, and mixed-grass hay production typically use the CAT5\/540 Square Baler PTO Shaft<\/strong> assembly (CS8R121U2WR7000) \u2014 the 540 rpm 1.375-6 spline configuration that matches the PTO stub on the 80\u2013120 HP tractors most commonly used in US and Canadian hay operations.<\/p>\n<\/div>\n

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\ud83c\udf3f<\/div>\n

Silage Pre-Wilt & Pasture Hay \u2014 Australia & New Zealand<\/h4>\n

Australian and New Zealand dairy and beef producers using New Holland 900-series balers for ryegrass, cocksfoot, and mixed pasture hay production in high-yield irrigated systems specify the EP replacement PTO shaft\u00a0for its reliable performance through the extended daily baling hours that high-rainfall pastoral systems generate during spring and autumn flush periods.<\/p>\n<\/div>\n

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\ud83d\ude9c<\/div>\n

Contractor Baling Services \u2014 South America<\/h4>\n

Commercial baling contractors in Brazil, Argentina, and Chile running New Holland balers across soybean and maize stover, native grassland, and sugarcane residue baling programmes specify the EP PTO shaft\u00a0for its cross-referenced part numbers that allow direct reorder without dimensional re-measurement \u2014 critical for contractors who run multiple balers across large-acreage operations where PTO shaft for square baler\u00a0replacement must happen quickly to avoid significant harvest delay.<\/p>\n<\/div>\n

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\u2699\ufe0f<\/div>\n

OEM-Equivalent Baler Rebuilds \u2014 Agricultural Machinery Dealers<\/h4>\n

Agricultural machinery dealers and baler refurbishment businesses across North America, Europe, and Australasia stock the EP New Holland 900-series square baler pto shaft replacement<\/strong> units as their preferred OEM-equivalent replacement, specifying the PTO shaft\u00a0for machine rebuild programmes where restoring original PTO driveline specification and compliance with EN ISO 5674 guard requirements is part of the refurbishment standard.<\/p>\n<\/div>\n<\/div>\n<\/div>\n

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Square Baler PTO Shaft Regulatory Framework \u2014 Square Baler Operations by Region<\/h2>\n

Commercial baling operations using PTO-driven square balers are subject to mandatory safety, guarding, and equipment compliance requirements across every major agricultural market.<\/p>\n

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\ud83c\uddea\ud83c\uddfa EU \u2014 Machinery Directive 2006\/42\/EC & EN ISO 5674 for Square Baler PTO Shaft<\/h4>\n

All PTO-driven agricultural baling machinery sold within the EU must carry CE marking under Machinery Directive 2006\/42\/EC. The Square Baler PTO Shaft<\/strong> protective guard must conform to EN ISO 5674:2004. In practice, this means any PTO Shaft for Square Baler<\/strong> replacement installed on a CE-marked New Holland 900-series baler in EU operation must include an EN ISO 5674-compliant guard \u2014 the EP PTO shaft\u00a0assembly ships with this guard as standard.<\/p>\n<\/div>\n

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\ud83c\uddec\ud83c\udde7 UK \u2014 PUWER 1998 & UKCA Machinery Regulations<\/h4>\n

UK commercial baling operators must comply with PUWER 1998 (Provision and Use of Work Equipment Regulations), which requires all PTO-driven equipment like the PTO Shaft for Square Baler to be maintained in a guarded, serviceable condition. Following Brexit, the UKCA marking scheme applies to new machinery placed on the UK market.<\/p>\n<\/div>\n

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\ud83c\uddfa\ud83c\uddf8 USA \u2014 OSHA 29 CFR 1928 & ASABE Standards<\/h4>\n

OSHA 29 CFR Part 1928 mandates Square Baler PTO Shaft<\/strong> guarding on all farm equipment operated by employed workers. ASABE standard ASAE S203.13 governs Square Baler PTO Shaft dimensional and performance specifications for North American use. The 1.375-6 and 1.375-21 spline yoke configurations in the EP New Holland 900-series range conform to ASABE dimensional standards for CAT5 Square Baler PTO Shaft assemblies used in the United States and Canada.<\/p>\n<\/div>\n

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\ud83c\udde6\ud83c\uddfa Australia & New Zealand \u2014 AS 4024 & WHS<\/h4>\n

Australian commercial baling operators are subject to the AS 4024 machinery safety series and state WHS Acts. New Zealand operators fall under the Health and Safety at Work Act 2015 (HSWA). Both jurisdictions require Square Baler PTO Shaft guards to be in serviceable condition on all commercially operated baling equipment, and PTO Shaft for Square Baler\u00a0replacement components should be retained with documentation for WHS compliance audit purposes.<\/p>\n<\/div>\n

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\ud83c\udf0d Brazil, Argentina & South Korea \u2014 ISO 4254 Framework<\/h4>\n

Commercial baling machinery operators in Brazil (ABNT NBR series), Argentina (IRAM), and South Korea (KS standards) face agricultural machinery import and in-use compliance requirements that reference ISO 4254 agricultural machinery safety standards.<\/p>\n<\/div>\n<\/div>\n<\/div>\n

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Complete the Baler Drivetrain \u2014 Compatible System Components<\/h2>\n

The Square Baler PTO Shaft<\/strong> is one part of a complete baler power transmission system. Pairing matched agricultural gearbox and universal joint components with your Square Baler PTO Shaft<\/strong> from the same supplier simplifies torque cross-rating, warranty management, and spare parts ordering across your baling fleet.<\/p>\n

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Agricultural Gearboxes<\/h3>\n

Our Agricultural Gearbox<\/a> range includes baler input gearboxes, right-angle bevel units, worm reducers, and planetary drives \u2014 all rated for the same 540 rpm and 1000 rpm PTO input that this Square Baler PTO Shaft<\/strong> delivers.<\/p>\n

\"Agricultural<\/p>\n<\/div>\n

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Universal Joints & Cross Kits for Square Baler PTO Shaft<\/h3>\n

The universal joint<\/a> cross-and-bearing kits used at each end of the New Holland 900-series PTO Shaft for Square Baler<\/strong> assembly are available as separate service replacement items. Stocking the correct cross kit for your PTO shaft\u00a0assembly part number allows field cross-kit replacement during harvest without sourcing a complete shaft \u2014 the most time-efficient approach when a joint on your PTO shaft for square baler\u00a0fails mid-season in a commercial baling operation where downtime directly affects contractor revenue.<\/p>\n

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About the Square Baler PTO Shaft Manufacturing Facility<\/h2>\n

More than a decade of specialised agricultural power transmission engineering experience underpins every product in our range. Our production facility manufactures Square Baler PTO Shaft<\/strong> assemblies, agricultural gearboxes, worm gear reducers, planetary gear drives, hydraulic cylinders, roller chains, sprockets, and electric motors \u2014 covering the complete mechanical drivetrain of professional agricultural and construction equipment. Every Square Baler PTO Shaft<\/strong> production line operates under ISO 9001:2015 quality management certification, with documented process controls from incoming raw material inspection through to finished assembly functional testing and dimensional verification before shipment.<\/p>\n

In-house capabilities for the Square Baler PTO Shaft<\/strong> include CNC turning and milling for yoke and tube machining, spline hobbing and broaching to DIN 9611 and ASABE S500 standards, gas carburising and induction hardening heat treatment, UV-stabilised HDPE guard injection moulding, and full PTO shaft\u00a0assembly with yoke timing verification.<\/p>\n

WorkShop<\/h3>\n
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Frequently Asked Questions about the Square Baler PTO Shaft<\/h2>\n
\nQ1. What is the correct Square Baler PTO Shaft replacement part number for a New Holland 900-series baler running behind a 1.375-inch 6-spline 540 rpm tractor in North America?<\/summary>\n

The correct complete square baler pto shaft assembly part number for this configuration is CS8R121U2WR7000 \u2014 the CAT5\/540 rpm assembly matched to a 1.375-6 spline tractor PTO stub. The corresponding yoke part number for this square baler pto shaft is 5090L0360 (1.375 diameter, 6 splines, 68 mm bore, 133 mm c-e length, splined).<\/p>\n<\/details>\n

\nQ2. How do I measure a Square Baler PTO Shaft correctly for a New Holland 900 square baler replacement in Australian farming operations?<\/summary>\n

For a New Holland 900-series PTO shaft\u00a0replacement in Australia, measure the closed length of the existing shaft from the outside face of one end yoke to the other with the square baler pto shaft\u00a0in its fully compressed state \u2014 this is the primary shaft length reference. Then confirm your tractor’s PTO stub diameter (1.375 inch or 1.750 inch) and spline count (6, 20, or 21 splines), which determines the yoke part number and complete square baler pto shaft\u00a0assembly reference.<\/p>\n<\/details>\n

\nQ3. Which Square Baler PTO Shaft assembly should I choose for a New Holland 900 baler connected to a high-horsepower 1.750-inch 20-spline 1000 rpm tractor in European cereal straw baling?<\/summary>\n

For a 1.750-inch 20-spline 1000 rpm tractor PTO stub configuration \u2014 common on high-horsepower European tractors in the 150\u2013200 HP class used in UK, French, and German cereal straw baling \u2014 the correct Square Baler PTO Shaft<\/strong> assembly part number is CH8R121U2WR0000, with yoke part number 5090L3860 (1.750 inch diameter, 20 splines, 68 mm bore, 133 mm c-e length). This is the CAT5\/1000 rpm PTO shaft\u00a0configuration rated for the 1000 rpm PTO output that large European tractors use for high-throughput straw baling. Verify your tractor’s PTO selection lever is set to 1000 rpm before installing this square baler pto shaft assembly, as operating a 1000 rpm shaft on a 540 rpm PTO setting (or vice versa) risks over-speed or under-drive conditions that can damage both the square baler pto shaftand the baler input gearbox.<\/p>\n<\/details>\n

\nQ4. How do I remove a Square Baler PTO Shaft from a tractor safely when unhitching a New Holland 900-series baler at the end of a South American baling season?<\/summary>\n

To safely remove the PTO shaft\u00a0from the tractor at the end of a South American baling season: first place the tractor in Park, engage the parking brake, and switch off the engine \u2014 confirm the engine has stopped by listening and checking the oil pressure gauge before leaving the cab. Facing the rear of the tractor, locate the safety shield covering the PTO connection point.<\/p>\n<\/details>\n<\/div>\n<\/div>\n

Editor: PXY<\/p>","protected":false},"excerpt":{"rendered":"

The EP-Square Baler PTO Shaft is a precision-engineered driveline assembly designed as a direct replacement for New Holland 900-series square balers. Available in CAT5\/540 and CAT5\/1000 configurations, it is cross-referenced to specific tractor PTO stubs to ensure a perfect fit. The assembly features four matched yoke variants (e.g., 5090L0360, 5090L3860) covering 1.375-inch and 1.750-inch diameters with 6, 20, or 21 splines. Built to handle the high inertial loads of a large square baler flywheel, it is constructed from forged alloy steel and ships with a full-length EN ISO 5674-compliant safety guard.<\/p>","protected":false},"featured_media":261,"template":"","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":""},"product_brand":[],"product_cat":[23],"product_tag":[],"class_list":["post-260","product","type-product","status-publish","has-post-thumbnail","product_cat-pto-shaft-for-square-balers","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/superiortransmissioninc.com\/kk\/wp-json\/wp\/v2\/product\/260","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/superiortransmissioninc.com\/kk\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/superiortransmissioninc.com\/kk\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/superiortransmissioninc.com\/kk\/wp-json\/wp\/v2\/media\/261"}],"wp:attachment":[{"href":"https:\/\/superiortransmissioninc.com\/kk\/wp-json\/wp\/v2\/media?parent=260"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/superiortransmissioninc.com\/kk\/wp-json\/wp\/v2\/product_brand?post=260"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/superiortransmissioninc.com\/kk\/wp-json\/wp\/v2\/product_cat?post=260"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/superiortransmissioninc.com\/kk\/wp-json\/wp\/v2\/product_tag?post=260"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}