Overview
This genuine ZF 0730.110.733 WASHER is a precision-engineered shim component designed to maintain critical axial clearances within heavy-duty construction machinery transmissions. Positioned between rotating gear sets and bearing assemblies, this OEM part ensures proper load distribution and prevents metal-to-metal contact under high-torque conditions. The SKU 0730.110.733 is specifically calibrated to match factory tolerances for ZF drivetrains, making it essential for rebuilds and preventive maintenance. When installed alongside the 5838109012: DIFFERENTIAL and 0750117075: TAPER ROLLER BEARING, this washer guarantees consistent gear mesh alignment and extended service life.
Symptoms of Failure
- Transmission oil seepage around the differential housing: A worn 0730.110.733 washer allows axial play, breaking the seal between the 5838300626: DIFFERENTIAL HOUSING and adjacent components, leading to visible fluid loss.
- Intermittent gear slipping under load: When this washer loses its calibrated thickness, the 2093209023: DIFFERENTIAL can shift out of tolerance, causing momentary power loss during excavation or grading operations.
- Abnormal whining or grinding noises from the transmission sump: Insufficient washer preload permits the taper roller bearing to vibrate against the housing, generating metallic sounds that intensify with engine RPM.
- Premature bearing wear detected during oil analysis: Flattened or cracked washers allow excessive end-play, accelerating fatigue on the taper roller bearing and differential gears.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 0730.110.733 |
| Material | Case-hardened steel (DIN 1.3505 equivalent) |
| Outer Diameter | 58.0 mm |
| Inner Diameter | 32.5 mm |
| Thickness | 2.50 mm (selective fit tolerance ±0.05 mm) |
| Weight | 0.045 kg |
| OEM Reference | ZF 0730.110.733 |
| Surface Finish | Ground, phosphate-coated |
Compatibility
This washer is engineered for ZF heavy-duty powershift transmissions commonly used in wheel loaders, dozers, and graders. Based on its dimensional profile and application, the 0730.110.733 fits the following ZF models: WG180, WG200, WG210, and WG310 series. It is also compatible with certain ErgoPower and Ecolife variants where the differential housing and taper roller bearing share the same axial spacing. Always verify clearance requirements when pairing with the 5838109012: DIFFERENTIAL or 2093209023: DIFFERENTIAL assemblies.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 5838109012 | DIFFERENTIAL | Distributes torque between axles |
| 0750117075 | TAPER ROLLER BEARING | Supports radial and axial loads |
| 2093209023 | DIFFERENTIAL | Rear axle torque split |
| 5838300626 | DIFFERENTIAL HOUSING | Encloses gear set |
| 0631329088 | SPRING PIN | Secures shift fork alignment |
| 5838300811 | THRUST WASHER | Controls axial clearance |
| 5838300721 | AXLE BEVEL GEAR | Transfers power to wheels |
| 5838300633 | AXLE | Driveshaft connection |
| 5838300753 | THRUST WASHER | Bearing preload shim |
| 5838300818 | THRUST WASHER | Differential side clearance |
Frequently Asked Questions
Q: Can the 0730.110.733 washer be reused during a transmission rebuild?
A: No. This washer is a selective-fit component that deforms under load. Always replace it with a new OEM part to maintain factory axial play specifications. Reusing it risks premature failure of the 0750117075: TAPER ROLLER BEARING.
Q: How do I know if this washer fits my ZF WG200 transmission?
A: The 0730.110.733 is a standard shim in the WG200 differential stack. Measure the existing washer thickness; if it matches 2.50 mm, this part is a direct replacement. Always check the 5838300626: DIFFERENTIAL HOUSING for wear marks before installation.
Q: What tools are required to install this washer?
A: Basic hand tools and a dial indicator for end-play measurement. The washer sits between the taper roller bearing and the differential housing. No special press is needed, but ensure the mating surfaces are clean and free of burrs.
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