Overview
The ZF 0730.008.717 WASHER is a precision-engineered OEM genuine component designed to maintain critical axial clearances within ZF construction machinery transmissions. This hardened steel washer sits between rotating shafts and stationary housings, preventing metal-on-metal contact and ensuring proper preload on bearing assemblies. As a load-distributing element, the 0730.008.717 directly supports the structural integrity of the transmission’s internal gear train. This part is frequently replaced during major overhauls alongside the 2094101014: TRANSMISSION HOUSING and the 2094301046: HOUSING to restore factory tolerances.
Symptoms of Failure
- Transmission oil leaks at housing mating surfaces — A worn 0730.008.717 washer allows shaft movement that distorts the 2094298053: HOUSING seal face, causing fluid seepage around the output flange.
- Gear engagement clunking under load — Excessive axial play from a compressed washer leads to delayed clutch pack engagement, producing audible metallic noises during direction changes.
- Premature bearing failure — When this washer loses its specified thickness, bearing preload drops, generating heat and vibration that accelerates wear on adjacent components.
- Erratic shift timing — A collapsed washer alters the position of the valve body relative to the 0630361034: SEALING CAP, disrupting hydraulic pressure signals and causing harsh or delayed shifts.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 0730.008.717 |
| Material | Hardened Carbon Steel (C45E, 40-45 HRC) |
| Outer Diameter | 38.0 mm ±0.1 mm |
| Inner Diameter | 22.5 mm ±0.1 mm |
| Thickness | 2.5 mm ±0.05 mm |
| Weight | 12 grams |
| OEM Reference | ZF 0730.008.717 (Genuine) |
| Surface Finish | Ground, deburred edges |
Compatibility
This washer is engineered for ZF WG-series powershift transmissions commonly used in construction machinery. It is a direct fit for the following ZF models: WG180, WG200, WG210, WG120, and WG150. The 0730.008.717 is also compatible with select ZF 4WG-200 and 4WG-310 torque converter transmissions. Always verify the part number against your transmission’s parts manual before ordering.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 2094101014 | TRANSMISSION HOUSING | Main structural casing for gear train |
| 2094301046 | HOUSING | Intermediate bearing support housing |
| 2094298053 | HOUSING | Rear output housing with seal bore |
| 0630361034 | SEALING CAP | Hydraulic port closure cap |
| 2094301071 | COVER | Access cover for valve body |
| 2094301030 | GASKET | Housing mating surface seal |
| 0750111371 | SHAFT SEAL | Output shaft dynamic seal |
| 0634303085 | O-RING | Hydraulic line sealing ring |
| 0631306670 | CYLINDRICAL PIN | Alignment dowel for housings |
| 0636011356 | HEXAGON SCREW | Fastener for housing assembly |
