Overview
The ZF 2093.210.005 COVER is a critical OEM genuine housing component designed to seal and protect the internal gear train within ZF heavy-duty transmissions used in construction machinery. This cover, identified by SKU 2093.210.005, mounts directly onto the differential housing assembly, providing structural integrity and preventing contamination from debris, moisture, and dust. It acts as a barrier that maintains proper oil pressure and lubrication flow to the differential gears and bearings. When servicing the differential area, this cover is often removed alongside the 2093309071: DIFF.HOUSING to access internal components.
Symptoms of Failure
When the ZF 2093.210.005 cover begins to wear or crack, operators will notice specific performance issues. Look for these failure symptoms to diagnose the problem early:
- Oil seepage around the transmission housing: A cracked or warped cover allows transmission fluid to escape, leading to low oil levels and potential overheating.
- Contaminated gear oil: If the cover seal fails, dirt and water ingress can cause the oil to appear milky or gritty, accelerating wear on internal gears.
- Unusual whining or grinding noises from the differential: Loss of oil pressure due to a compromised cover can starve the 2093109006: DIFFERENTIAL of lubrication, causing audible metal-on-metal contact.
- Vibration during low-speed operation: A loose or damaged cover can shift the alignment of the 0750117075: TAPER ROLLER BEARING, creating noticeable driveline shudder.
Technical Specifications
| Specification | Detail |
|---|---|
| Part Number / SKU | 2093.210.005 |
| Material | High-strength cast iron (GGG-40) |
| Weight | 2.8 kg (6.2 lbs) |
| Outer Diameter | 210 mm |
| Bolt Hole Pattern | 8 x M12 on 180 mm PCD |
| OEM Reference | ZF 2093.210.005 |
| Seal Type | Integrated O-ring groove (O-ring not included) |
Compatibility
This genuine ZF cover is engineered for use in the following transmission families commonly found in wheel loaders, graders, and heavy dump trucks:
- ZF WG180 series (WG180, WG181)
- ZF WG200 series (WG200, WG201)
- ZF WG210 series (WG210, WG211)
- ZF Ergopower series (3WG, 4WG variants)
It is designed to pair directly with the 2093209095: DIFFERENTIAL assembly, ensuring a precise fit and reliable sealing under high torque loads.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 2093109006 | DIFFERENTIAL | Distributes torque to axle shafts |
| 0750117075 | TAPER ROLLER BEARING | Supports differential rotation |
| 2093209095 | DIFFERENTIAL | Secondary gear reduction unit |
| 2093309071 | DIFF.HOUSING | Encloses differential gears |
| 0631100223 | SPRING PIN | Secures gear alignment |
| 0730300820 | THRUST WASHER | Reduces axial friction |
| 4482360002 | AXLE BEVEL GEAR | Transfers power to wheels |
| 2097309085 | DIFFERENTIAL AXLE | Connects differential to wheel hub |
| 5838300811 | THRUST WASHER | Controls gear end-play |
| 4482360001 | DIFFERENTIAL BEVEL GEAR | Provides final gear reduction |
Frequently Asked Questions
Q: Can I reuse the ZF 2093.210.005 cover if it is not visibly damaged?
A: It is not recommended. Even hairline cracks can cause oil leaks under pressure. Always replace the cover with a genuine OEM part to ensure proper sealing and alignment with the DIFF.HOUSING.
Q: What torque should I use when installing this cover?
A: Tighten the M12 bolts to 80 Nm (59 ft-lbs) in a cross-pattern sequence. Over-torquing can warp the cover and lead to premature failure of the TAPER ROLLER BEARING.
Q: Does this cover fit ZF WG180 transmissions from the 1990s?
A: Yes, the 2093.210.005 is backward compatible with most WG180 and WG200 series transmissions manufactured after 1985. Verify the bolt pattern matches your DIFFERENTIAL housing before installation.
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Phone: +86 158 2286 3467 |
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