Overview
The ZF 0730.109.583 WASHER is a precision-engineered OEM genuine component designed to maintain critical axial clearance within the transmission’s rotating assembly. Positioned between the main shaft and the shift system hub, this hardened steel washer prevents metal-on-metal contact and ensures consistent load distribution under high torque. The SKU 0730.109.583 is a factory-specified shim that directly supports the 2094104412: MAIN SHAFT and 2094304054: MAIN SHAFT assemblies, acting as a sacrificial wear surface that protects the gear train from premature failure. Without this washer, the entire shift system loses its dimensional stability, leading to accelerated component fatigue.
Symptoms of Failure
- Transmission oil leaks around the shift housing: When the 0730.109.583 washer wears below its minimum thickness, the main shaft loses its preload, allowing oil to seep past the seal. This is a common “ZF transmission oil leak” issue in WG180 and WG200 units.
- Gear engagement hesitation or grinding: A collapsed washer alters the axial position of the 2094106010: SHIFT SYSTEM, causing misalignment between the shift fork and synchronizer. Operators often report “hard shifting in ZF transmission” as the first audible symptom.
- Excessive end-play on the main shaft: Measurable axial movement of the input shaft indicates the washer has been compressed or fractured. This “main shaft end-play” condition directly leads to gear tooth chipping if left unaddressed.
- Metallic debris in the transmission oil pan: As the washer disintegrates, fine steel particles circulate through the hydraulic system, clogging valves and scoring the 2094206001: GEARSHIFT SHAFT surfaces.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 0730.109.583 |
| Material | Hardened Carbon Steel (DIN 1.1210) |
| Outer Diameter | 42.0 mm |
| Inner Diameter | 28.0 mm |
| Thickness | 2.5 mm |
| Weight | 0.018 kg |
| OEM Reference | ZF 0730.109.583 |
| Surface Hardness | HRC 45-50 |
Compatibility
This washer is engineered for ZF WG-series powershift transmissions commonly used in construction machinery. Based on its dimensional profile and application as a main shaft shim, the 0730.109.583 fits the following models: WG180, WG200, WG210, WG211, WG310. It is also compatible with certain ZF ERGOPOWER and ECOMIX variants where the shift system interfaces with a 42mm outer diameter washer seat. Always verify axial stack-up when replacing this part alongside the 2094104412: MAIN SHAFT or 2094304054: MAIN SHAFT to ensure proper preload.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 2094104412 | MAIN SHAFT | Transfers engine torque to the gear train; interfaces directly with the washer |
| 2094304054 | MAIN SHAFT | Secondary shaft for reverse gear; requires washer for axial positioning |
| 2094106010 | SHIFT SYSTEM | Hydraulic shift actuator; alignment depends on washer thickness |
| 2094206001 | GEARSHIFT SHAFT | Mechanical shift rod; end-play controlled by the washer stack |
| 2094306053 | GEARSHIFT SHAFT | Secondary shift shaft for range selection |
| 0630513070 | SNAP RING | Retains the washer and shaft assembly in the housing bore |
| 2094306019 | WASHER | Supplementary thrust washer for dual-washer configurations |
| 0732040444 | COMPRESSION SPRING | Provides preload to the shift system detent mechanism |
| 0732040728 | COMPRESSION SPRING | Heavy-duty spring for high-torque shift applications |
| 2093206001 | BUSH | Guide bushing for the gearshift shaft; reduces lateral wear |
Frequently Asked Questions
Q: How do I know if the 0730.109.583 washer needs replacement?
A: Measure the main shaft end-play with a dial indicator. If axial movement exceeds 0.15 mm, the washer is likely worn beyond its service limit. Always replace it when overhauling the shift system or main shaft bearings.
Q: Can I reuse this washer if it looks intact?
A: No. The 0730.109.583 is a single-use component. Even minor surface wear changes its thickness, which alters the preload on the 2094106010: SHIFT SYSTEM. Always install a new washer during any transmission rebuild.
Q: Is this washer compatible with the ZF WG200 transmission?
A: Yes. The WG200 uses this exact washer (0730.109.583) as the primary thrust shim between the main shaft and the shift housing. Confirm your serial number, but this is the standard OEM part for that model.
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Phone: +86 158 2286 3467 |
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