Overview
The ZF 0730.103.461 SHIM for WG201 is a precision-engineered spacer component designed to maintain critical axial clearances within the ZF WG 201 series transmission. This OEM genuine part, identified by SKU 0730.103.461, sits between the transmission housing and the planetary gear set, ensuring proper preload and alignment of rotating assemblies. By compensating for manufacturing tolerances, this shim prevents metal-to-metal contact and reduces vibration during high-torque operations. It is often replaced during a full transmission rebuild alongside the 4644101203: TRANSMISSION HOUSING or the 4644301382: TRANSMISSION HOUSING to restore factory-specified clearances.
Symptoms of Failure
- Oil leaks from the housing joint: A worn or collapsed shim allows the housing to shift, breaking the seal and causing transmission fluid to weep around the 4644301189: THREADED BUSH interface.
- Gear slipping under load: Incorrect shim thickness reduces clutch pack clamping force, leading to intermittent slipping during acceleration or hill climbing.
- Abnormal whining or grinding noise: Excessive axial play from a degraded shim causes gear teeth to misalign, producing a distinct high-pitched whine in 2nd and 3rd gears.
- Hard shifting or delayed engagement: When the shim fails, valve body pressure drops, resulting in harsh or delayed shifts between forward gears.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 0730.103.461 |
| Material | Hardened spring steel (C67S) |
| Thickness | 0.50 mm (nominal) |
| Outer Diameter | 82.0 mm |
| Inner Diameter | 62.0 mm |
| Weight | 12 grams |
| OEM Reference | ZF 0730.103.461 |
| Surface Finish | Phosphate coated |
Compatibility
This shim is engineered for the ZF WG 201 series of powershift transmissions, specifically the WG201, WG180, and WG200 models used in industrial loaders, forklifts, and agricultural tractors. It is a direct fit for transmissions built between 2005 and 2020. Always verify clearance with a feeler gauge after installation. For complete sealing, pair this shim with the 0636302005: SCREW PLUG and a new 0634306198: O-RING to prevent fluid bypass.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4644101203 | TRANSMISSION HOUSING | Main structural casing for gear assembly |
| 4644301382 | TRANSMISSION HOUSING | Alternate housing variant for WG201 |
| 4644301189 | THREADED BUSH | Provides threaded mounting point for sensors |
| 0636302005 | SCREW PLUG | Seals oil passages in the housing |
| 0634306198 | O-RING | Prevents fluid leaks at housing joints |
| 0634801098 | SEALING RING | Static seal for cover plate interfaces |
| 0730365067 | TYPE PLATE | Identification plate for transmission model |
| 0631311009 | GROOVED STUD | Alignment pin for housing assembly |
| 4644301161 | COVER PLATE | Encloses the valve body cavity |
| 0636100621 | HEXAGON SCREW | Fastener for securing housing components |
