Overview
The ZF 4661.043.032 3 WG 94 Powershift Transmission Assembly represents a complete, drop-in replacement unit engineered for heavy-duty off-highway applications. As a fully assembled gearbox, this SKU 4661.043.032 integrates the main drive housing, clutch packs, and hydraulic control valving into a single ready-to-install package. It sits at the core of the driveline, transferring engine torque through multiple planetary gear sets to provide seamless power shifting under load. This complete assembly eliminates the need for piecemeal rebuilding, ensuring OEM-specified tolerances and reliability from the first shift.
Symptoms of Failure
When the ZF 4661.043.032 assembly begins to degrade, operators typically notice these specific failure modes:
- Delayed or harsh engagement: A pronounced lag when shifting from neutral to forward or reverse, often accompanied by a jarring clunk, indicates internal clutch pack wear or hydraulic pressure loss within the unit.
- Chronic external oil seepage: Fluid weeping from the main case seams or around the input shaft area suggests that the 4661101046: HOUSING or its mating 4661301125: HOUSING II have developed stress fractures or gasket failure.
- Intermittent gear slip under load: A momentary loss of power during uphill climbs or when pushing heavy material points to worn friction discs or a failing valve body, often linked to a damaged 0631306174: CYLINDRICAL PIN that misaligns shift forks.
- Erratic shift patterns: The transmission hunting between gears or refusing to hold a selected ratio typically stems from degraded hydraulic circuits within the main assembly.
Technical Specifications
| Part Number / SKU | 4661.043.032 |
| Assembly Type | Complete Powershift Transmission (3 WG 94 Series) |
| Dry Weight (approx.) | 185 kg (408 lbs) |
| Overall Length | 620 mm |
| Overall Width | 480 mm |
| Overall Height | 510 mm |
| Primary Housing Material | High-Grade Cast Iron (GGG-40) |
| OEM Reference | ZF 3 WG 94 |
| Input Spline Count | 14-tooth, SAE C |
| Max Input Torque | 1,200 Nm (885 lb-ft) |
| Fluid Capacity | 22 liters (5.8 gallons) |
Compatibility
This complete unit is specifically engineered for the ZF WG 94 series of powershift transmissions. It is a direct fit for models including the WG180, WG200, and WG211, which are commonly found in wheel loaders, telehandlers, and industrial tractors from manufacturers such as Liebherr, JCB, and Manitou. The assembly also cross-references with earlier WG 92 variants when used with the correct 0769123894: TYPE PLATE to verify model identification. Always confirm your transmission’s serial number against the type plate before installation.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4661101046 | HOUSING | Main structural case for gear cluster |
| 4661301125 | HOUSING II | Secondary case section for clutch pack |
| 0631306174 | CYLINDRICAL PIN | Alignment dowel for shift mechanism |
| 0769123894 | TYPE PLATE | Identification tag for model verification |
| 0750100022 | SCREW PLUG | Seals oil gallery access port |
| 4660201008 | SCREW PLUG | Magnetic drain plug for debris capture |
| 0636100117 | SCREW PLUG | High-pressure port sealing plug |
| 0501211384 | VALVE | Hydraulic pressure regulator spool |
| 0732042156 | COMPRESSION SPRING | Returns valve spool to neutral position |
| 0768409154 | SCREW PLUG | Low-pressure circuit sealing cap |
