Overview
The ZF 0730.102.341 SHIM is a precision-engineered OEM genuine component designed to establish critical axial clearances within ZF construction machinery transmissions. This thin, hardened steel shim sits between the transmission housing and bearing assemblies, ensuring correct preload on rotating elements. By maintaining exact spacing, the SKU 0730.102.341 prevents excessive end-play that can lead to premature wear of gears and shafts. It is typically installed during rebuilds or when replacing adjacent components like the 4108101061: HOUSING or the 4108201156: HOUSING, as these housings directly influence the shim’s required thickness.
Symptoms of Failure
When the ZF 0730.102.341 shim wears, cracks, or is omitted during reassembly, operators will notice distinct operational issues. Look for these specific failure symptoms:
- Axial gear rattle under load – A metallic knocking sound from the transmission during acceleration or deceleration, indicating excessive clearance.
- Premature bearing overheating – Incorrect shim thickness alters bearing preload, causing localized heat buildup near the 4108301304: BEARING COVER.
- Oil seepage at housing joints – Worn shims allow housing flex, breaking the seal of the 4108306173: GASKET and leading to fluid loss.
- Vibration in neutral or drive – Misaligned shafts from improper shimming create harmonic vibrations felt through the chassis.
Technical Specifications
| Parameter | Specification |
|---|---|
| Part Number | 0730.102.341 |
| Material | Hardened spring steel (C67S or equivalent) |
| Thickness | 0.50 mm (nominal) |
| Outer Diameter | 85.0 mm |
| Inner Diameter | 62.0 mm |
| Weight | ~18 grams |
| OEM Reference | ZF 0730.102.341 |
| Surface Finish | Deburred, oiled |
Compatibility
This shim is primarily used in ZF heavy-duty powershift transmissions for construction machinery. Based on its dimensions and application, it fits the following ZF transmission models:
- WG180 – Wheel loader transmissions requiring precise bearing preload.
- WG200 – Dozer and grader transmissions with similar housing configurations.
- 4WG200 – Four-speed variants used in excavators and material handlers.
- 6WG200 – Six-speed versions for high-torque applications.
Always verify the shim stack thickness against the service manual when replacing the 4108301339: INPUT SHAFT or 0750116277: BALL BEARING, as these components directly affect clearance requirements.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4108101061 | HOUSING | Encloses gear sets and supports bearing bores |
| 4108201156 | HOUSING | Opposite-side housing for shaft alignment |
| 4108301304 | BEARING COVER | Retains bearings and seals against contaminants |
| 4108306173 | GASKET | Prevents oil leaks at housing interfaces |
| 0730365280 | TYPE PLATE | Identifies transmission model and serial number |
| 0631311009 | GROOVED STUD | Locates and secures housing alignment |
| 4108301339 | INPUT SHAFT | Transfers engine torque into the transmission |
| 0750116277 | BALL BEARING | Supports rotating shafts with minimal friction |
| 0630502039 | RETAINING RING | Locks bearings and gears axially on shafts |
| 0630000041 | SHIM RING | Alternative shim for fine-tuning clearance |
