Overview
The ZF 2099.310.202 COVER is a critical sealing and structural component designed for heavy-duty construction machinery transmissions. Positioned on the differential housing assembly, this OEM genuine part protects internal gears and bearings from contaminants while maintaining proper oil pressure. The SKU 2099.310.202 serves as the primary barrier against debris ingress in ZF powertrains, ensuring the differential system operates without interruption. When installed alongside a 2093109029: DIFFERENTIAL, this cover forms a sealed enclosure that prevents lubricant loss and extends component life.
Symptoms of Failure
- Oil Leaks Around Differential Housing: A worn or cracked ZF 2099.310.202 COVER allows transmission fluid to escape, leaving puddles under the vehicle. This is a common symptom when the cover gasket surface becomes warped.
- Gear Slipping Under Load: When the cover fails to seal properly, pressure drops inside the differential, causing the 0750117075: TAPER ROLLER BEARING to lose lubrication, leading to intermittent power loss.
- Contaminated Transmission Fluid: A compromised cover lets dirt and moisture enter the assembly, accelerating wear on the 2093209094: DIFFERENTIAL gears and causing premature failure.
- Unusual Grinding Noises: Without a secure cover, the 2093309078: DIFF.HOUSING may shift, creating metal-on-metal contact that produces audible grinding during operation.
Technical Specifications
| Specification | Value |
|---|---|
| Part Number | 2099.310.202 |
| Material | Die-Cast Aluminum Alloy |
| Weight | 1.8 kg (4.0 lbs) |
| Dimensions (L x W x H) | 320 mm x 180 mm x 45 mm |
| OEM Reference | ZF 2099.310.202 |
| Bolt Hole Pattern | 8 x M10, 120 mm PCD |
| Seal Type | Integrated O-Ring Groove |
Compatibility
This genuine ZF cover is engineered for use in the following transmission models commonly found in construction machinery: WG180, WG200, WG210, and WG240 series. It also fits select ZF Ergopower and ZF Ecomix drivelines used in wheel loaders and telehandlers. Always verify the housing flange pattern matches your specific unit before installation.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 2093109029 | DIFFERENTIAL | Distributes torque to axle shafts |
| 0750117075 | TAPER ROLLER BEARING | Supports differential rotation |
| 2093209094 | DIFFERENTIAL | Secondary torque distribution unit |
| 2093309078 | DIFF.HOUSING | Encloses differential gears |
| 0631100223 | SPRING PIN | Secures cover alignment |
| 0730300820 | THRUST WASHER | Reduces axial friction |
| 4482360002 | AXLE BEVEL GEAR | Transfers power to wheels |
| 2097309085 | DIFFERENTIAL AXLE | Connects differential to wheels |
| 5838300811 | THRUST WASHER | Controls gear end-play |
| 4482360001 | DIFFERENTIAL BEVEL GEAR | Provides final gear reduction |
Frequently Asked Questions
Q: How do I know if my ZF 2099.310.202 COVER needs replacement?
A: Check for visible cracks, deformed bolt holes, or oil residue around the housing flange. If the cover has been removed and reinstalled multiple times, the sealing surface may be compromised.
Q: Can I reuse the old gasket with a new cover?
A: No. Always install a new O-ring or gasket when replacing the cover to ensure proper sealing. The cover itself does not include a gasket, so order separately if needed.
Q: Is this cover compatible with aftermarket differentials?
A: It is designed for OEM ZF assemblies. Aftermarket differentials may have different bolt patterns or flange thicknesses, so verify dimensions before purchase.
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Email: info@partszf.com |
Phone: +86 158 2286 3467 |
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