Overview
The ZF 2094.222.009 BUSH is a precision-engineered OEM genuine component designed to serve as a critical wear surface within the differential assembly of heavy-duty construction machinery transmissions. This bushing acts as a load-bearing interface, reducing friction between rotating shafts and stationary housings to maintain precise gear alignment. The SKU 2094.222.009 is specifically positioned in the final drive section, where it supports the axle shaft and ensures smooth torque transfer under extreme loads. When installed alongside a 5838109009: DIFFERENTIAL, this bushing helps maintain the structural integrity of the entire drivetrain assembly.
Symptoms of Failure
When the ZF 2094.222.009 bushing wears beyond tolerance, operators will notice distinct performance degradation. Common failure indicators include:
- Axial play in the differential housing – Excessive movement detected during inspection, often accompanied by a knocking sound when shifting between forward and reverse.
- Metallic debris in transmission oil – Worn bushing material contaminates the lubricant, visible as bronze or steel particles during routine oil changes.
- Intermittent gear grinding – The bushing’s inability to maintain proper shaft alignment causes misengagement of the 5838300721: AXLE BEVEL GEAR, resulting in harsh engagement noises.
- Oil seepage near the axle seal – Worn bushings allow shaft wobble, which compromises the seal lip and leads to gradual lubricant loss.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 2094.222.009 |
| Material | Phosphor bronze with PTFE lining |
| Inner Diameter | 45.00 mm |
| Outer Diameter | 55.00 mm |
| Length | 30.00 mm |
| Weight | 0.18 kg |
| OEM Reference | ZF 2094.222.009 |
Compatibility
This bushing is engineered for ZF’s heavy-duty transmission series commonly used in wheel loaders, graders, and excavators. It is a direct fit for the following transmission models:
- ZF WG180
- ZF WG200
- ZF WG210
- ZF 4WG-200
- ZF 6WG-250
For complete drivetrain restoration, always pair this bushing with a new 0750117075: TAPER ROLLER BEARING and inspect the 5838300626: DIFFERENTIAL HOUSING for scoring or warpage. The 2093209023: DIFFERENTIAL assembly should also be checked for runout tolerances during rebuilds.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 5838109009 | DIFFERENTIAL | Distributes torque between axle shafts |
| 0750117075 | TAPER ROLLER BEARING | Supports axial and radial loads on shafts |
| 2093209023 | DIFFERENTIAL | Secondary differential for multi-axle drive |
| 5838300626 | DIFFERENTIAL HOUSING | Encloses and aligns differential gears |
| 0631329088 | SPRING PIN | Secures gears to shafts |
| 5838300811 | THRUST WASHER | Controls axial clearance in gear sets |
| 5838300721 | AXLE BEVEL GEAR | Transfers power from differential to axle |
| 5838300633 | AXLE | Drives wheel hubs |
| 5838300753 | THRUST WASHER | Reduces friction on gear faces |
| 5838300818 | THRUST WASHER | Prevents gear-to-housing contact |
Frequently Asked Questions
Q: Can the 2094.222.009 bushing be reused after disassembly?
A: No. This is a single-use wear component. Once removed, the bushing’s interference fit is compromised, and reinstallation risks premature failure. Always replace it with a new OEM part during any differential overhaul.
Q: How does this bushing interact with the taper roller bearing?
A: The bushing provides a low-friction surface for the axle shaft, while the 0750117075: TAPER ROLLER BEARING handles heavy radial loads. Together, they prevent metal-on-metal contact and extend the life of the differential housing.
Q: What torque specification applies to the bushing installation?
A: The bushing itself is press-fit; no torque value applies. However, the retaining bolts for the differential housing should be torqued to 120 Nm per ZF service manual specifications.
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