Overview
The ZF 0730.006.049 SHIM is a precision-engineered adjustment component designed for the WG160, WG200, and related heavy-duty transmission series. This OEM genuine shim controls axial clearance and preload within the planetary gearset or clutch pack assembly, ensuring correct gear engagement and load distribution. The SKU 0730.006.049 is a factory-specified thickness shim that directly influences the end-play tolerances of rotating shafts. When installed alongside the 4460165051: CONSOLE and the 4460368311: CONSOLE, this shim stabilizes the internal bearing stack and prevents axial drift during high-torque operation.
Symptoms of Failure
- Delayed or harsh gear engagement: A worn or incorrect shim thickness causes excessive axial play, leading to clunky shifts or hesitation when selecting forward or reverse gears.
- Low-frequency driveline vibration: As the shim loses its original thickness or deforms, the planetary carrier can wobble, producing a noticeable vibration under load at highway speeds.
- Internal oil leaks past seals: Excessive end-play forces output shaft seals to misalign, resulting in fluid seepage around the rear housing or PTO adapter area.
- Metallic debris in transmission fluid: Worn shim material flakes into the oil pan, often accompanied by a whining noise from the bearing preload being lost.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number (SKU) | 0730.006.049 |
| Material | Hardened spring steel (C67S equivalent) |
| Outer Diameter | 68.0 mm (estimated) |
| Inner Diameter | 42.5 mm (estimated) |
| Thickness | 0.49 mm (nominal) |
| Weight | ~12 g |
| OEM Reference | ZF 0730.006.049 |
| Surface Finish | Ground, deburred edges |
Compatibility
This shim is engineered for the ZF WG160, WG190, WG200, and WG210 series powershift transmissions. It is commonly used in the output shaft bearing preload stack and the clutch piston return assembly. For correct installation, always pair the shim with the 0636011429: HEXAGON SCREW and the 0730100365: WASHER to secure the console assembly. The shim is also compatible with WG180 variants where the same planetary carrier end-play specification applies.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4460165051 | CONSOLE | Housing support for clutch piston assembly |
| 4460368311 | CONSOLE | Secondary bearing carrier for output shaft |
| 0636011429 | HEXAGON SCREW | Fastener for console-to-housing joint |
| 0730100365 | WASHER | Load distribution under hexagon screw head |
| 4644105418 | DISCONNECTION | Clutch disconnection valve assembly |
| 4644305041 | ADAPTER | Interface plate for PTO mounting |
| 4460068159 | AXLE DRIVE | Front axle drive gear assembly |
| 4460168651 | INPUT FLANGE | Engine-to-transmission input coupling |
| 4460368318 | FLANGE | Output flange for driveline connection |
| 4460368317 | DUST PROTECTION | Seal cover for output shaft housing |
Frequently Asked Questions
Q: Can I reuse the 0730.006.049 shim after a transmission rebuild?
A: No. ZF recommends replacing all shims during a rebuild because the shim compresses and work-hardens over time. Reusing it can lead to incorrect preload and premature bearing failure.
Q: How do I verify the correct shim thickness for my WG200?
A: Measure the axial end-play of the output shaft with a dial indicator. The target clearance for WG200 series is 0.10–0.25 mm. If the measured gap exceeds this, select a thicker or thinner shim from the 0730.006.xxx range.
Q: Does this shim fit the WG180 transmission?
A: Yes, the 0730.006.049 is used in WG180, WG190, WG200, and WG210 models where the planetary carrier bearing stack requires a 0.49 mm shim. Always cross-reference your transmission serial number with the parts manual.
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