Overview
The ZF 2093.109.022 DIFFERENTIAL is a critical torque-distribution component engineered for heavy-duty construction machinery transmissions. Positioned within the final drive assembly, this OEM genuine part ensures that rotational power is split evenly between the drive axles while allowing for speed differences during cornering. The SKU 2093.109.022 is precision-machined to ZF’s exacting tolerances, making it a direct replacement for worn units in demanding off-road environments. When installed alongside a 2093209096 DIFFERENTIAL, this component forms the core of the axle’s power transfer system, working in concert with the 2093309073 DIFF.HOUSING to maintain structural integrity under extreme loads.
Symptoms of Failure
- Persistent oil leaks around the axle housing: Worn seals or cracks in the differential case allow lubricant to escape, often visible as drips near the wheel hub. This is a common long-tail search query for “ZF differential oil leak repair.”
- Grinding or whining noise during turns: Damaged gear teeth or failed bearings produce a distinct metallic sound, especially when maneuvering at low speeds. This indicates the need for a “differential gear replacement.”
- Uneven tire wear or vibration under load: A failing differential cannot distribute torque evenly, leading to driveline shudder and accelerated tire degradation. This symptom is frequently searched as “construction machinery differential vibration.”
- Complete loss of drive to one wheel: Internal component fracture or a broken 0631100223 SPRING PIN can cause a sudden inability to transfer power, requiring immediate replacement of the differential assembly.
Technical Specifications
| Specification | Value |
|---|---|
| Part Number | 2093.109.022 |
| OEM Reference | ZF 2093.109.022 |
| Material | Forged alloy steel (case-hardened) |
| Weight | 18.5 kg (40.8 lbs) |
| Outer Diameter | 280 mm |
| Overall Length | 195 mm |
| Bearing Journal Diameter | 65 mm |
| Compatible Bearing | 0750117075 TAPER ROLLER BEARING |
Compatibility
This differential is engineered for ZF’s heavy-duty transmission series commonly found in construction machinery. It is a direct fit for the WG180 and WG200 transmission models, as well as the WG210 series used in wheel loaders and graders. The part also integrates with the Ecomat 4 and Ecomat 5 drivelines. For optimal performance, always pair this unit with a new 0750117075 TAPER ROLLER BEARING to ensure proper preload and alignment within the 2093309073 DIFF.HOUSING.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 0750117075 | TAPER ROLLER BEARING | Supports differential shaft rotation |
| 2093209096 | DIFFERENTIAL | Torque distribution assembly |
| 2093309073 | DIFF.HOUSING | Encloses and protects differential gears |
| 0631100223 | SPRING PIN | Secures differential components |
| 0730300820 | THRUST WASHER | Reduces axial friction |
| 4482360002 | AXLE BEVEL GEAR | Transfers power to axle shafts |
| 2097309085 | DIFFERENTIAL AXLE | Connects differential to wheel hubs |
| 5838300811 | THRUST WASHER | Controls gear end-play |
| 4482360001 | DIFFERENTIAL BEVEL GEAR | Meshes with pinion gear |
| 2093309049 | SLEEVE | Spacer for bearing alignment |
Frequently Asked Questions
Q: How do I know if the ZF 2093.109.022 differential is compatible with my WG200 transmission?
A: This part is a direct OEM replacement for WG180, WG200, and WG210 series transmissions. Always verify your transmission serial number and inspect the existing differential housing to confirm fitment.
Q: Can I reuse the old taper roller bearing when installing this differential?
A: No. ZF recommends always replacing the 0750117075 TAPER ROLLER BEARING simultaneously, as worn bearings can cause premature failure of the new differential unit.
Q: What torque specification should I use for the spring pin securing this differential?
A: The 0631100223 SPRING PIN should be driven flush with the housing surface; no specific torque is required. Ensure the pin is fully seated to prevent movement during operation.
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