Overview
The ZF 0501.319.871 COVER is a critical OEM genuine housing component designed to seal and protect the internal clutch and gear assemblies within ZF construction machinery transmissions. Positioned on the upper casing of the transmission, this cover prevents contamination ingress and maintains proper hydraulic pressure. The SKU 0501.319.871 is precision-engineered to withstand high thermal loads and vibration common in heavy earthmoving equipment. When installed alongside the 4699101071 HOUSING, it ensures a sealed environment for the rotating shafts and planetary gear sets.
Symptoms of Failure
- Oil seepage around the transmission casing: A worn or cracked cover gasket surface leads to gradual ATF loss, often noticed as drips beneath the vehicle after shutdown.
- Contaminated transmission fluid: When the cover loses its seal, dirt and moisture enter the system, causing premature wear on clutches and bearings.
- Erratic gear engagement or delayed shifts: Loss of hydraulic pressure due to a compromised cover can cause slipping or harsh engagement, particularly in WG-series transmissions.
- Visible cracks or warping near bolt holes: Thermal cycling can distort the cover, leading to uneven clamping force and eventual failure of the 0636101411 CAP SCREW fasteners.
Technical Specifications
| Parameter | Specification |
|---|---|
| Part Number | 0501.319.871 |
| Material | Die-cast aluminum alloy (A380) |
| Weight | 1.85 kg (4.08 lbs) |
| Dimensions (L x W x H) | 280 mm x 180 mm x 45 mm |
| Surface Finish | Corrosion-resistant coating |
| OEM Reference | ZF 0501.319.871 |
| Bolt Torque Spec | 45 Nm (33 ft-lbs) |
Compatibility
This cover is engineered for ZF WG180, WG200, and WG210 series powershift transmissions commonly used in wheel loaders, graders, and dump trucks. It also fits select Ergopower and Ecomat variants where the upper housing configuration matches. For proper installation, ensure the mating surface is clean and use a new 0634801038 SEALING RING to prevent leaks. The cover interfaces directly with the 4699102106 INPUT shaft housing and the 4699103104 OUTPUT flange assembly.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4699025059 | GP25 | Gear pump for hydraulic pressure supply |
| 4699101071 | HOUSING | Main transmission casing section |
| 4699102106 | INPUT | Input shaft and clutch assembly |
| 4699103104 | OUTPUT | Output shaft and flange unit |
| 4699109062 | BRAKE PARTS | Internal brake disc and piston kit |
| 4699301145 | HOUSING | Lower transmission housing section |
| 4699309085 | HOUSING COVER | Rear cover for torque converter area |
| 0636101411 | CAP SCREW | M10 x 30 mm mounting bolt |
| 0631302212 | CYLINDRICAL PIN | Alignment dowel for cover positioning |
| 0634801038 | SEALING RING | O-ring for hydraulic seal integrity |
