Overview
The ZF 2094.310.089 PRESSURE PLATE is a critical OEM genuine component engineered for the precise hydraulic control of clutch packs within ZF heavy-duty transmissions. This part, identified by SKU 2094.310.089, acts as the interface between the piston and the friction discs, converting hydraulic pressure into mechanical clamping force. It is mounted directly inside the 2094101011: TRANSMISSION HOUSING, where it ensures smooth power transfer and torque management in construction machinery. Without a properly functioning pressure plate, the transmission cannot maintain gear engagement under load.
Symptoms of Failure
- Transmission slipping under heavy load: When the pressure plate wears, it fails to clamp the clutch pack fully, causing the machine to lose power when digging or climbing.
- Erratic or delayed gear engagement: Operators may notice a lag between shifting and actual gear engagement, often accompanied by a soft or spongy pedal feel in manual systems.
- Overheating transmission fluid: A warped or scored pressure plate generates excessive friction, leading to burnt oil smells and elevated temperature warnings.
- Metallic grinding noises from the bell housing: Advanced wear can cause the plate to contact the 2094301045: HOUSING, producing a distinct scraping sound during operation.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 2094.310.089 |
| Material | High-carbon steel with anti-corrosion coating |
| Outer Diameter | 310 mm |
| Inner Diameter | 180 mm |
| Thickness | 8.5 mm |
| Weight | 2.4 kg |
| OEM Reference | ZF 2094.310.089 |
| Surface Finish | Ground and polished |
Compatibility
This pressure plate is designed for ZF powershift transmissions commonly found in wheel loaders, excavators, and graders. It is a direct fit for the WG180, WG200, and WG211 series, as well as the 4WG-200 and 6WG-200 variants. Always verify the spline count and bolt pattern against your existing 2094301044: COVER assembly. For precise alignment, the 0635460022: BALL is used as a locating dowel during installation to prevent misalignment.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 2094101011 | TRANSMISSION HOUSING | Encloses and supports all internal gear train components |
| 2094301045 | HOUSING | Provides structural mounting for clutch and valve assemblies |
| 0635460022 | BALL | Acts as a locating dowel for precise pressure plate alignment |
| 2094301044 | COVER | Seals the clutch pack and retains the pressure plate |
| 0750111371 | SHAFT SEAL | Prevents fluid leakage at the input shaft interface |
| 0634303085 | O-RING | Creates a hydraulic seal between mating surfaces |
| 2094301030 | GASKET | Ensures oil-tight joint between housing and cover |
| 0631306670 | CYLINDRICAL PIN | Aligns and secures the pressure plate to the piston |
| 0636011356 | HEXAGON SCREW | Fastens the pressure plate to the clutch hub |
| 4475280060 | SCREW PLUG | Seals hydraulic test ports in the transmission circuit |
