Overview
The ZF 0730.008.827 SHIM is a precision-engineered spacer component designed specifically for the WG200 series transmission. This OEM genuine part sits between the planetary carrier assembly and the clutch housing, where it establishes the critical axial clearance required for proper gear engagement. By maintaining exacting tolerances, the shim prevents metal-on-metal contact between rotating assemblies. The SKU 0730.008.827 is manufactured to ZF’s original specifications, ensuring a direct fit without modification. When installed alongside a 4460165051: CONSOLE, this shim helps stabilize the entire gear train under heavy load conditions.
Symptoms of Failure
- Transmission oil leaks at the bell housing — A worn 0730.008.827 shim allows excessive axial movement, which can displace the main seal and cause fluid seepage. This is a common symptom when the shim has compressed beyond its service limit.
- Gear slipping under moderate acceleration — When the shim loses thickness, clutch pack clearance increases, leading to delayed engagement and intermittent power loss. Operators often report this as “transmission hunting” between gears.
- Metallic grinding noise during deceleration — Insufficient shim height permits the sun gear to contact the carrier, producing a distinct scraping sound. This failure symptom is frequently misdiagnosed as bearing wear.
- Erratic shift timing in WG200 series units — Worn shims alter hydraulic pressure feedback, causing the transmission control module to misinterpret clutch pack status. This results in harsh or delayed shifts.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 0730.008.827 |
| Material | Hardened spring steel (C67S) |
| Thickness | 1.50 mm ±0.02 mm |
| Outer Diameter | 68.0 mm |
| Inner Diameter | 42.5 mm |
| Weight | 18 grams |
| OEM Reference | ZF 0730.008.827 |
| Surface Finish | Phosphate coated |
Compatibility
This shim is engineered for the ZF WG200 series transmission family, including the WG180, WG200, and WG210 models. It is also compatible with select ZF Ecomat 4HP and 5HP variants that share the same planetary carrier architecture. The 0730.008.827 is frequently replaced during a full overhaul alongside the 4460368311: CONSOLE and the 0636011429: HEXAGON SCREW. For proper torque sequencing, always pair this shim with a new 0730100365: WASHER to prevent fastener loosening during operation.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4460165051 | CONSOLE | Supports clutch housing alignment |
| 4460368311 | CONSOLE | Secondary carrier support bracket |
| 0636011429 | HEXAGON SCREW | Fastens console to transmission case |
| 0730100365 | WASHER | Distributes clamping load under screw head |
| 4644105418 | DISCONNECTION | Isolates torque converter lockup |
| 4644305041 | ADAPTER | Converts output flange spline pattern |
| 4460068159 | AXLE DRIVE | Transfers power to differential |
| 4460168651 | INPUT FLANGE | Connects driveshaft to transmission |
| 4460368318 | FLANGE | Seals output shaft extension |
| 4460368317 | DUST PROTECTION | Prevents debris ingress at seal area |
