Overview
The ZF 11882200632 THRUST WASHER is a precision-engineered OEM genuine component designed to manage axial loads and maintain critical clearances within ZF heavy-duty transmission assemblies. Positioned between rotating gear sets and stationary housings, this thrust washer prevents metal-on-metal contact, ensuring smooth power flow and reducing friction under high torque conditions. The part number 11882200632 is specifically calibrated for use in construction machinery transmissions, where durability against shock loads is paramount. When installed alongside a 2098109042: DIFFERENTIAL or a 2098309011: CROWN WHEEL, this washer ensures that the differential assembly maintains its proper end-play, directly influencing gear mesh accuracy and overall transmission longevity.
Symptoms of Failure
When the ZF 11882200632 THRUST WASHER wears beyond tolerance, operators will notice distinct performance degradation. Common failure indicators include:
- Axial play or gear clunking – Excessive clearance allows the differential to shift, producing a metallic knock during acceleration or deceleration.
- Premature differential bearing noise – A whining or grinding sound from the transmission housing, often misdiagnosed as a failing 2099209001: DIFFERENTIAL.
- Contaminated transmission oil – Flakes of bronze or steel in the oil filter indicate the thrust washer surface is disintegrating.
- Intermittent gear slipping – Loss of thrust control can cause the crown wheel to lose proper engagement with the pinion, leading to momentary power loss under load.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 11882200632 |
| Material | Steel-backed bronze alloy (sintered) |
| Outer Diameter | 82 mm (estimated) |
| Inner Diameter | 68 mm (estimated) |
| Thickness | 3.2 mm (nominal) |
| Weight | 0.12 kg |
| OEM Reference | ZF 11882200632 |
| Surface Finish | Ground, oil-grooved |
Compatibility
This thrust washer is engineered for ZF powershift transmissions commonly used in construction machinery. It is a direct fit for the WG180 and WG200 series, as well as the WG210 and WG310 heavy-duty models. The washer is also found in certain ZF 4WG-200 and 6WG-250 torque converter transmissions. For proper installation, always pair this part with a compatible 2098309010: DIFFERENTIAL HOUSING to ensure correct axial clearance.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 2098109042 | DIFFERENTIAL | Distributes torque to axle shafts |
| 2098309011 | CROWN WHEEL | Drives differential carrier |
| 2099209001 | DIFFERENTIAL | Rear axle differential assembly |
| 2098309010 | DIFFERENTIAL HOUSING | Encloses differential gears |
| 2098309009 | DIFFERENTIAL HOUSING | Alternative housing variant |
| 2098309031 | AXLE BEVEL GEAR | Transfers power to wheel hub |
| 2098309030 | AXLE BEVEL GEAR | Left-hand bevel gear |
| 2098309032 | DIFFERENTIAL BEVEL GEAR | Planetary gear set component |
| 12883200682 | THRUST WASHER | Similar application, different thickness |
| 0635332059 | BALL BEARING | Supports rotating shaft |
