Overview
The ZF 0730.110.749 WASHER is an OEM genuine thrust washer engineered for precise axial load management within ZF heavy-duty powershift transmissions. This component sits between the main shaft and gear assemblies, maintaining critical clearances that prevent metal-on-metal contact during high-torque operation. The SKU 0730.110.749 is specifically designed to withstand the extreme pressures found in construction machinery drivelines, ensuring consistent oil film distribution across mating surfaces. When paired with a 2094104412: MAIN SHAFT, this washer stabilizes rotational forces and reduces fretting wear on adjacent components.
Symptoms of Failure
- Transmission oil leaks around the main shaft housing – A worn 0730.110.749 washer allows axial play, breaking the seal between rotating and stationary parts, leading to visible drips from the bell housing.
- Gear slipping under load in forward or reverse – As the washer thickness degrades, the 2094304054: MAIN SHAFT shifts out of alignment, causing intermittent clutch pack engagement failure.
- Metallic grinding noise during gear changes – Excessive clearance from a collapsed washer permits the 2094106010: SHIFT SYSTEM fork to contact rotating gears, producing a distinct scraping sound.
- Hard shifting or gear hang-up – A distorted washer binds the 2094206001: GEARSHIFT SHAFT, preventing smooth detent movement and causing delayed engagement.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 0730.110.749 |
| Material | Case-hardened steel (DIN 1.7131) |
| Outer Diameter | 74.5 mm |
| Inner Diameter | 48.0 mm |
| Thickness | 3.2 mm |
| Weight | 0.045 kg |
| OEM Reference | ZF 0730.110.749 |
| Surface Finish | Ground, phosphate coated |
Compatibility
This washer is a direct fit for ZF WG180, WG200, and WG211 series powershift transmissions commonly used in wheel loaders, graders, and dozers. It also applies to select ZF 4WG-200 and 6WG-200 variants where axial thrust loads on the main shaft require precise shimming. Always verify clearance with the 2094306019: WASHER and 0630513070: SNAP RING during rebuild.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 2094104412 | MAIN SHAFT | Transfers torque from engine to gear clusters |
| 2094304054 | MAIN SHAFT | Secondary shaft supporting reverse gear train |
| 2094106010 | SHIFT SYSTEM | Hydraulic actuator assembly for clutch packs |
| 2094206001 | GEARSHIFT SHAFT | Mechanical linkage for shift fork movement |
| 2094306053 | GEARSHIFT SHAFT | Secondary shift shaft for range selection |
| 0630513070 | SNAP RING | Retains washer and shaft in axial position |
| 2094306019 | WASHER | Thrust washer for output shaft support |
| 0732040444 | COMPRESSION SPRING | Provides preload for shift detent mechanism |
| 0732040728 | COMPRESSION SPRING | Heavy-duty spring for clutch piston return |
| 2093206001 | BUSH | Bearing sleeve for gear shaft support |
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