{"id":983,"date":"2026-05-29T08:41:34","date_gmt":"2026-05-29T08:41:34","guid":{"rendered":"https:\/\/ever-powers.com\/?post_type=product&p=983"},"modified":"2026-05-29T08:51:16","modified_gmt":"2026-05-29T08:51:16","slug":"quick-release-pto-shaft-yoke-4-0513b","status":"publish","type":"product","link":"https:\/\/ever-powers.com\/de\/product\/quick-release-pto-shaft-yoke-4-0513b\/","title":{"rendered":"Schnellkupplung f\u00fcr Zapfwellengabel 4.0513B \u2013 3-Kugelgelenk-Kragen, Traktorantriebsstrang-Teil"},"content":{"rendered":"
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Model: 4.0513B \u00a0|\u00a0 Type: Quick Release with 3-Ball Retention Collar \u00a0|\u00a0 Series: Agricultural PTO Shaft Parts<\/p>\n

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PTO Shaft Yoke Product Overview<\/h2>\n

The PTO shaft yoke model 4.0513B is a forged, quick-release connection component engineered for agricultural tractor drivelines. It features a 3-ball retention collar that locks the yoke onto the tractor’s power take-off stub shaft in under three seconds \u2014 no tools, no set screws. The collar releases with a single-hand pull of the outer ring, cutting implement swap time by up to 60% compared to traditional bolt-clamp yokes.<\/p>\n

Built from C45 medium-carbon steel with a surface hardness of 58\u201362 HRC on the spline contact faces, this tractor PTO yoke is rated for continuous operation at 540 RPM and intermittent peak loads at 1,000 RPM. The 1 3\/8″ \u00d7 6-spline bore fits the vast majority of Type-1 tractor outputs (John Deere, Kubota, Case IH, New Holland, Massey Ferguson, CLAAS), making it a widely compatible replacement PTO shaft yoke for tractor drivelines.<\/p>\n

Heat-treated yoke arms and a precision-machined bore deliver concentricity within \u00b10.02 mm, which translates directly to lower vibration, reduced universal joint wear, and longer driveline service intervals. Each unit is phosphated and oil-coated from the factory to resist oxidation during storage and transport.<\/p>\n

Compliance note: manufactured to ISO 500 and EN 12965 dimensional standards, with CE marking available on request \u2014 see the CE section below for audit and test details.<\/p>\n

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Key Specifications of PTO Shaft Yoke<\/h2>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Parameter<\/th>\nValue<\/th>\n<\/tr>\n<\/thead>\n
Part Number<\/td>\n4.0513B<\/td>\n<\/tr>\n
Bore Size<\/td>\n1 3\/8″ (35 mm)<\/td>\n<\/tr>\n
Spline Profile<\/td>\n6-Tooth \/ Type 1 (ISO 500)<\/td>\n<\/tr>\n
Retention Mechanism<\/td>\n3-Ball Quick Release Collar<\/td>\n<\/tr>\n
Rated Speed<\/td>\n540 RPM continuous \/ 1,000 RPM peak<\/td>\n<\/tr>\n
Material<\/td>\nC45 Forged Steel, Heat-Treated<\/td>\n<\/tr>\n
Oberfl\u00e4chenbehandlung<\/td>\nPhosphating + Oil Coating<\/td>\n<\/tr>\n
Cross-Kit Compatibility<\/td>\nSeries 4 \/ 27 mm cross journal<\/td>\n<\/tr>\n
Standards<\/td>\nISO 500, EN 12965, CE Available<\/td>\n<\/tr>\n
Applicable Tractor HP<\/td>\nUp to 75 HP @ 540 RPM<\/td>\n<\/tr>\n
MOQ<\/td>\n50 pcs (OEM\/ODM negotiable)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

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Component Diagram<\/h2>\n
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Benefits of PTO Shaft Yoke in Heavy Machinery<\/h2>\n

A well-specified PTO shaft yoke<\/strong> is not just a connector \u2014 it is the first and most stressed torque-transfer point in a driveline. In high-duty-cycle machinery such as round balers, rotary cutters, and irrigation pumps running six to ten hours per day, yoke failures account for more than 40% of PTO driveline downtime events according to field data from North American repair networks.<\/p>\n

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  • Reduced coupling time:<\/strong> The 3-ball quick-release mechanism on the 4.0513B engages with an audible click and resists axial pull forces of \u22651.8 kN before releasing \u2014 meaning the collar stays locked even under driveline shock loads, but releases instantly on demand.<\/li>\n
  • Lower vibration transmission:<\/strong> Precision bore concentricity within \u00b10.02 mm limits radial runout at the universal joint, reducing vibration amplitude at the implement end by 15\u201322% compared to cast-iron yokes with \u00b10.08 mm tolerance.<\/li>\n
  • Extended cross-kit service life:<\/strong> Lower runout means the bearing cups in the cross-kit carry load more evenly, extending replacement intervals from an industry average of 600\u2013800 hours to 1,000+ hours in field trials.<\/li>\n
  • Broad tractor compatibility:<\/strong> The 1 3\/8″ \u00d7 6-spline profile is the single most common Type-1 output shaft dimension globally, fitting over 80% of compact and utility tractors under 100 HP produced since 1980.<\/li>\n
  • Corrosion resistance:<\/strong> Phosphate + oil finish passes a 96-hour salt-spray test per ISO 9227, keeping the collar balls free-moving and the spline flanks rust-free through a full outdoor storage season.<\/li>\n<\/ul>\n

    For OEM integrators and fleet operators, the consistent dimensional envelope of the 4.0513B allows drop-in replacement without rebalancing the driveline or shimming the universal joint, keeping workshop labor to under 15 minutes per driveshaft.<\/p>\n

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    Benefits of CE Certified PTO Shaft Yoke<\/h2>\n

    CE certification on a PTO component is not a marketing label \u2014 it is evidence of tested conformity with EN 12965 (agricultural machinery driveshaft safety) and the EU Machinery Directive 2006\/42\/EC. For buyers distributing agricultural PTO shaft parts into European markets, CE-marked components eliminate the need for end-user conformity assessments and simplify customs declaration.<\/p>\n

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    • Market access:<\/strong> CE marking is a legal prerequisite for selling PTO driveline components in all 27 EU member states and many additional countries (Norway, Switzerland, UK post-Brexit via UKCA equivalence). Non-CE parts cannot be placed on the EU market as standalone safety components.<\/li>\n
    • Verified torque capacity:<\/strong> The CE test protocol includes dynamic torque tests at 150% of rated load for 10,000 cycles \u2014 equivalent to roughly 18 months of typical seasonal use. Parts that pass carry documented proof of rated capacity, not just a stated spec.<\/li>\n
    • Dimensional traceability:<\/strong> CE-audited production requires ISO 500 \/ EN 12965 dimensional records per batch. Buyers receive dimensional reports confirming spline profile, bore diameter, and collar release force for every production lot.<\/li>\n
    • Liability reduction:<\/strong> Deploying CE-certified agricultural PTO shaft parts reduces product liability exposure for machinery OEMs and importers, since compliance documentation demonstrates due diligence in component selection.<\/li>\n
    • Insurance and warranty alignment:<\/strong> Many agricultural equipment insurers in Germany, France, and the Netherlands require CE-certified driveline components for full policy coverage on PTO-driven attachments valued above \u20ac5,000.<\/li>\n<\/ul>\n

      CE documentation \u2014 including test reports, Declaration of Conformity, and dimensional inspection records \u2014 is available upon request for qualified importers and distributors. Contact us with your company details to receive the full compliance package.<\/p>\n

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      Applications of PTO Shaft Yoke in Agricultural Machinery<\/h2>\n

      The 4.0513B quick-release spline PTO shaft yoke is built into or supplied as a replacement part for a wide range of tractor-driven implements. The table below lists common application categories alongside the operating conditions that make this yoke’s specification particularly relevant.<\/p>\n

      \n\n\n\n\n\n\n\n\n\n\n\n\n
      Anwendung<\/th>\nTypical PTO Speed<\/th>\nKey Requirement<\/th>\n<\/tr>\n<\/thead>\n
      Rotary Tillers \/ Rotavators<\/td>\n540 RPM<\/td>\nHigh shock-load tolerance, quick coupling<\/td>\n<\/tr>\n
      Balers (Round & Square)<\/td>\n540\u20131,000 RPM<\/td>\nContinuous duty, low vibration<\/td>\n<\/tr>\n
      Mowers (Flail & Disc)<\/td>\n540 RPM<\/td>\nCollar security against debris impact<\/td>\n<\/tr>\n
      Post Hole Diggers<\/td>\n540 RPM<\/td>\nHigh intermittent torque, secure lock<\/td>\n<\/tr>\n
      Irrigation Pumps<\/td>\n540\u20131,000 RPM<\/td>\nProlonged steady-state load, corrosion resistance<\/td>\n<\/tr>\n
      Fertilizer Spreaders<\/td>\n540 RPM<\/td>\nCorrosion resistance in chemical environments<\/td>\n<\/tr>\n
      Grain Augers & Conveyors<\/td>\n540\u20131,000 RPM<\/td>\nEven torque transmission, low runout<\/td>\n<\/tr>\n
      Snowblowers \/ Utility Attachments<\/td>\n540 RPM<\/td>\nSingle-hand connection in gloved operation<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

      Across all these applications, the quick-release spline PTO shaft yoke delivers the same function: a fast, secure, repeatable connection that keeps the tractor and implement synchronized at the rated operating speed with minimal vibration and wear.<\/p>\n

      \"Applications<\/p>\n

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      Features of Agricultural PTO Shaft Parts<\/h2>\n

      What separates a reliable agricultural PTO shaft part from a short-lived one is a combination of material selection, manufacturing precision, and functional design. The 4.0513B addresses each of these with measurable, verifiable specifications.<\/p>\n