Overview
The ZF 0730.108.365 THRUST WASHER is a precision-engineered OEM genuine component designed to manage axial loads and maintain critical clearances within ZF heavy-duty transmissions. Positioned between rotating shafts and stationary housings, this washer prevents metal-on-metal contact, ensuring smooth torque transfer and reducing friction in high-stress planetary gear sets. The SKU 0730.108.365 is a factory-spec part, often replaced during a full transmission overhaul or when addressing end-play issues in the differential housing. For optimal load distribution, this thrust washer works in tandem with a 0750117075 TAPER ROLLER BEARING to stabilize the gear train under heavy construction loads.
Symptoms of Failure
When the 0730.108.365 thrust washer wears beyond tolerance, operators will notice distinct performance degradation. Look for these specific failure indicators:
- Transmission gear slipping under load – Worn washers allow excessive axial play, causing gears to disengage momentarily during excavation or grading.
- Metallic grinding noise from the differential area – Thinned washers permit steel-on-steel contact, producing a distinct chatter during low-speed turns.
- Low oil pressure warnings – Debris from a failing washer can clog oil passages, starving the 5838109007 DIFFERENTIAL assembly of lubrication.
- Hard shifting between forward and reverse – Increased end-play alters clutch pack engagement timing, requiring more force to engage gears.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 0730.108.365 |
| Material | Hardened steel with phosphate coating |
| Inner Diameter | 108 mm |
| Outer Diameter | 136 mm |
| Thickness | 3.65 mm |
| Weight | 0.18 kg |
| OEM Reference | ZF 0730.108.365 |
| Surface Finish | Ground, Ra 0.8 µm |
Compatibility
This thrust washer is a direct fit for ZF power shift transmissions commonly used in construction machinery. It is specifically validated for the following models:
- ZF WG180 series (WG180, WG180C, WG180D)
- ZF WG200 series (WG200, WG200C)
- ZF WG210 series (WG210, WG210D)
- ZF Ergopower 16-speed transmissions (early variants)
During installation, always inspect the mating 2095209019 DIFFERENTIAL for scoring, and replace the 0631329086 SPRING PIN that secures the washer alignment slot.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 5838300817 | Thrust Washer | Axial load support in differential carrier |
| 5838300682 | Differential Axle | Transfers torque to wheel hubs |
| 5838300811 | Thrust Washer | Thin profile for fine clearance adjustment |
| 5841302064 | Thrust Washer | Heavy-duty variant for WG200 series |
| 5838300137 | Outer Clutch Disk | Friction surface for gear engagement |
| 5838300138 | Inner Clutch Disk | Steel separator for clutch pack |
