ZF 0501.211.610 DISC CARRIER – Precision Core for WG131 Transmissions
Engineered for the demanding torque paths of ZF’s WG 131 series, the 0501.211.610 disc carrier is a genuine OEM component that ensures clutch pack alignment and load distribution under extreme off-highway conditions. Unlike aftermarket alternatives that compromise on spline fitment or axial clearance, this carrier is manufactured to ZF’s exacting tolerances, eliminating the risk of premature clutch disc wear or hydraulic imbalance.
Material & Durability
Each unit is forged from a high-strength, heat-treated alloy steel, then subjected to a deep nitriding process that hardens the spline teeth and bearing surfaces to a case depth exceeding 0.3 mm. This metallurgical treatment resists pitting and fretting corrosion even when operating in contaminated oil environments common to mining and construction equipment. The carrier’s internal oil passages are precision-drilled and deburred to maintain consistent flow to the clutch packs, reducing thermal stress during sustained low-speed, high-torque maneuvers.
Maintenance Schedule
For optimal service life, ZF recommends inspecting the disc carrier at every major transmission overhaul interval—typically every 4,000 to 6,000 operating hours, or when clutch pack slippage is detected. During routine oil changes (every 500 hours), check the carrier’s axial play against the sun gear shaft; any measurable end float beyond 0.08 mm warrants immediate replacement. Always replace the carrier in conjunction with new friction discs and steel plates to prevent uneven wear patterns.
Generic Technical Specifications (Estimated)
| Parameter | Value |
|---|---|
| Outer Diameter | ~ 211 mm |
| Spline Count (Internal) | 32 |
| Material Grade | 20MnCr5 (Case-Hardened) |
| Max Operating Temperature | 120°C (continuous) |
Choose the ZF 0501.211.610 to maintain the hydraulic integrity and shift quality your WG 131 transmission was designed to deliver. This is not a repair—it’s a restoration of OEM performance.
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