Overview
The ZF 0730.161.453 WASHER is a precision-engineered OEM genuine component designed for the WG200 series transmission. This hardened steel washer functions as a critical load-spreading element between rotating assemblies and stationary housings, specifically within the planetary gearset and differential output sections. It ensures correct axial clearance and prevents metal-on-metal contact between the 4460115043: HOUSING and adjacent rotating components. The SKU 0730.161.453 is manufactured to ZF’s original tolerances, guaranteeing a factory-spec fit for rebuilds and overhauls of the WG200 gearbox.
Symptoms of Failure
- Transmission oil leaks at the axle drive interface: A worn 0730.161.453 washer can allow the 4469315012: AXLE DRIVE HOUSING to shift, breaking the seal and causing fluid seepage.
- Gear slipping under load: Loss of washer thickness reduces preload on the 0750117406: TAPER ROLLER BEARING, leading to erratic gear engagement.
- Abnormal drivetrain noise (whining or clunking): Excessive axial play from a collapsed washer causes the 0750117802: TAPERED ROLLER BEARING to operate outside its designed clearance, generating audible vibration.
- Metal debris in transmission fluid: A fractured washer sheds particles into the oil circuit, accelerating wear on planetary gears and clutch packs.
Technical Specifications
| Specification | Value |
|---|---|
| Part Number (SKU) | 0730.161.453 |
| Material | Case-hardened alloy steel (DIN 1.7131) |
| Outer Diameter | 68.0 mm |
| Inner Diameter | 52.5 mm |
| Thickness | 2.5 mm |
| Weight | 0.032 kg |
| Surface Hardness | 58-62 HRC |
| OEM Reference | ZF 0730.161.453 |
Compatibility
This washer is a direct OEM replacement for the ZF WG200 series transmission. It is also compatible with the WG180 and WG190 models that share the same planetary carrier and axle drive housing architecture. Always verify fitment by cross-referencing the SKU 0730.161.453 against your transmission’s parts manual. For complete rebuilds, pair this washer with a new 0734319337: SHAFT SEAL to prevent future leaks.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4460115043 | HOUSING | Encloses planetary gearset |
| 4469315012 | AXLE DRIVE HOUSING | Transfers torque to output shaft |
| 0750117406 | TAPER ROLLER BEARING | Supports radial/axial loads |
| 0750117802 | TAPERED ROLLER BEARING | Secondary bearing for output shaft |
| 0734319337 | SHAFT SEAL | Prevents fluid egress |
| 0730161317 | WASHER | Thrust washer for planetary carrier |
| 0730161451 | WASHER | Spacer washer for bearing preload |
| 0730161452 | WASHER | Adjustment washer for axial play |
| 0730161340 | WASHER | Locking washer for output flange |
| 0730111750 | WASHER | Flat washer for bolt retention |
