Overview
This OEM genuine ZF 2094.146.008 FRONT WH.DRIVE is a critical driveline component engineered for heavy-duty construction machinery. Positioned at the forward output of the transmission housing, this part transfers rotational torque from the main gear train directly to the front axle differential. The SKU 2094.146.008 ensures precise engagement of the front-wheel drive system, enabling superior traction on uneven terrain and soft ground. When integrated with the 2094104412: MAIN SHAFT and the 2094106010: SHIFT SYSTEM, this assembly provides reliable power distribution for demanding loader and grader applications.
Symptoms of Failure
- Front axle engagement hesitation — When the 2094.146.008 wears, operators notice a distinct lag or grinding noise when activating the front-wheel drive, particularly under load.
- Oil seepage at the drive housing seal — Worn internal bearings or shaft surfaces cause transmission fluid to leak past the front drive output seal, leaving visible drips on the chassis.
- Vibration during straight-line travel — A failing front wh.drive produces low-frequency shuddering that intensifies at higher speeds, indicating spline or gear tooth degradation.
- Intermittent loss of front-wheel torque — The part may slip under heavy load, causing the machine to lose forward momentum on inclines or in mud.
Technical Specifications
| Part Number | 2094.146.008 |
| Type | Front Wheel Drive Assembly |
| Material | Case-hardened alloy steel with induction-hardened splines |
| Weight | 4.2 kg (9.3 lbs) |
| Overall Length | 215 mm |
| Spline Count | 24-tooth internal spline |
| OEM Reference | ZF 2094.146.008 |
Compatibility
This front wh.drive assembly is designed for ZF WG series powershift transmissions commonly found in construction machinery. It is a direct fit for the WG180, WG200, and WG210 models used in wheel loaders, backhoe loaders, and telehandlers. The part also integrates with the 2094304054: MAIN SHAFT and the 2094206001: GEARSHIFT SHAFT to complete the forward driveline assembly. Always verify your transmission model suffix before ordering.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 2094104412 | MAIN SHAFT | Transfers primary torque from engine to gear cluster |
| 2094304054 | MAIN SHAFT | Alternate shaft for high-torque applications |
| 2094106010 | SHIFT SYSTEM | Controls hydraulic clutch engagement for gear changes |
| 2094206001 | GEARSHIFT SHAFT | Mechanical linkage between shift fork and selector |
| 2094306053 | GEARSHIFT SHAFT | Secondary shift shaft for range selection |
| 0630513070 | SNAP RING | Secures bearings and gears on shafts |
| 2094306019 | WASHER | Thrust washer for axial load distribution |
| 0732040444 | COMPRESSION SPRING | Provides preload for shift detent mechanism |
| 0732040728 | COMPRESSION SPRING | Heavy-duty spring for high-vibration environments |
| 2093206001 | BUSH | Wear-resistant bushing for pivot points |
Frequently Asked Questions
Q: Can the 2094.146.008 be rebuilt, or must it be replaced?
A: This front wh.drive assembly is a sealed unit with pressed-in bearings. While internal components like the 2093206001: BUSH can be replaced individually, ZF recommends full replacement of the 2094.146.008 once spline wear exceeds 0.5 mm to avoid damage to the mating main shaft.
Q: What causes premature failure of this front drive part?
A: The most common cause is contamination from worn 0630513070: SNAP RING fragments entering the bearing race. Additionally, operating with low transmission fluid levels starves the front drive of lubrication, accelerating spline galling.
Q: Is the 2094.146.008 interchangeable with earlier ZF part numbers?
A: No. This specific SKU supersedes older variants due to an updated spline profile and hardened thrust washer. Using a non-superseded part like the 2094306019: WASHER from a different revision may cause axial play and premature gearshift shaft wear.
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Phone: +86 158 2286 3467 |
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