Overview
This OEM genuine ZF 2094.313.056 BUSH is a precision-engineered component designed to reduce friction and maintain accurate shaft alignment within heavy-duty construction machinery transmissions. Positioned as a critical wear surface inside the gearbox housing, this bushing supports rotating shafts and absorbs radial loads during high-torque operations. The SKU 2094.313.056 is manufactured to ZF’s original specifications, ensuring a direct fit and long service life in demanding environments such as wheel loaders, graders, and dump trucks.
Symptoms of Failure
When the ZF 2094.313.056 bushing wears beyond tolerance, operators often notice abnormal transmission noise during gear engagement—a distinct metallic clatter or grinding sound. Another common failure sign is excessive shaft play leading to gear misalignment, which can cause hard shifting or incomplete gear engagement. You may also observe contaminated transmission fluid with metallic particles, indicating the bushing material is breaking down internally. Finally, intermittent power loss under load can occur as the worn bushing allows the shaft to deflect, reducing torque transfer efficiency.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 2094.313.056 |
| Material | Sintered bronze with steel backing |
| Inner Diameter | 40 mm |
| Outer Diameter | 50 mm |
| Length | 30 mm |
| Weight | 0.12 kg |
| OEM Reference | ZF 2094.313.056 |
Compatibility
This bushing is primarily used in ZF WG180, WG200, and WG310 series transmissions found in construction machinery. It also fits select models of the ZF 4WG-200 and 6WG-200 power shift transmissions. Always verify your transmission serial number before ordering, as variations exist between early and late production units.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 2094104412 | MAIN SHAFT | Transfers torque from engine to gearset |
| 2094304054 | MAIN SHAFT | Alternate shaft for high-torque applications |
| 2094106010 | SHIFT SYSTEM | Controls clutch pack engagement |
| 2094206001 | GEARSHIFT SHAFT | Transmits shift fork movement |
| 2094306053 | GEARSHIFT SHAFT | Secondary shift shaft for auxiliary gears |
| 0630513070 | SNAP RING | Secures bushing in housing bore |
| 2094306019 | WASHER | Provides axial thrust surface |
| 0732040444 | COMPRESSION SPRING | Returns shift rail to neutral |
| 0732040728 | COMPRESSION SPRING | Heavy-duty detent spring |
| 2093206001 | BUSH | Alternate bushing for smaller shaft diameters |
Frequently Asked Questions
Q: Can I reuse the old snap ring when replacing the 2094.313.056 bushing?
A: No. ZF recommends always installing a new SNAP RING (0630513070) during bushing replacement, as the retaining ring loses tension after removal and may not hold the bushing securely.
Q: How do I know if the 2094.313.056 bushing is compatible with my ZF WG200 transmission?
A: Check the transmission data plate for the model code. The WG200 series uses this bushing on the countershaft support. If your unit has a serial number above 450,000, you may also need the WASHER (2094306019) for proper axial clearance.
Q: What is the typical service life of this bushing in a wheel loader?
A: Under normal operating conditions with proper lubrication, the ZF 2094.313.056 bushing lasts approximately 4,000 to 6,000 hours. Premature wear often indicates a failing SHIFT SYSTEM (2094106010) causing uneven loading.
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