Overview
The ZF 4661.043.011 3 WG 94 Powershift Transmission Assembly is a complete, factory-matched unit engineered for heavy-duty off-highway applications. This assembly serves as the primary power transfer module within the WG 94 series, integrating the torque converter, planetary gear sets, and hydraulic control system into a single, ready-to-install package. Designed to replace worn or failed assemblies, the SKU 4661.043.011 ensures seamless integration with existing drivelines. When rebuilding, always inspect the 4661101033 HOUSING and 4661301096 HOUSING for cracks or wear, as these structural components directly affect alignment and oil sealing.
Symptoms of Failure
- Delayed or harsh gear engagement: A failing assembly often causes noticeable hesitation when shifting from neutral to forward or reverse, accompanied by a jarring clunk. This indicates worn clutch packs or degraded hydraulic pressure within the unit.
- Chronic transmission oil leaks: External seepage around the main housing or output shaft seal points to compromised gaskets or a cracked 4661101033 HOUSING. Left unchecked, low fluid levels accelerate internal damage.
- Intermittent power loss under load: The transmission may slip or fail to transmit torque when climbing grades or pushing heavy loads, a classic sign of worn planetary gears or a failing torque converter stator.
- Unusual whining or grinding noises: Metallic sounds during operation, especially at specific RPM ranges, suggest bearing failure or debris contamination within the assembly. The 0631306174 CYLINDRICAL PIN should be checked for shearing in such cases.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number / SKU | 4661.043.011 |
| Assembly Type | Complete Powershift Transmission (3 WG 94) |
| Dry Weight (approx.) | 185 kg (408 lbs) |
| Overall Length | 620 mm |
| Overall Width | 480 mm |
| Overall Height | 510 mm |
| Primary Material | High-grade cast iron housing with steel gears |
| OEM Reference | ZF 4661.043.011 |
| Torque Capacity (est.) | 900 Nm (664 lb-ft) |
| Fluid Capacity | 12 liters (3.2 gallons) |
Compatibility
This complete unit is specifically designed for the ZF WG 94 series of powershift transmissions. It is a direct fit for models including the WG180, WG200, and WG210, which are commonly found in telehandlers, wheel loaders, and industrial tractors. The assembly also supports the WG 94-3 and WG 94-4 variants. For accurate identification, verify the 0769123894 TYPE PLATE on your existing unit to confirm model and serial number compatibility before installation.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4661101033 | HOUSING | Main structural casing for gear train |
| 4661301096 | HOUSING | Rear housing supporting output shaft |
| 0631306174 | CYLINDRICAL PIN | Alignment pin for housing mating surfaces |
| 0769123894 | TYPE PLATE | Identification plate with serial number |
| 0750100022 | SCREW PLUG | Oil drain plug for housing |
| 4660201008 | SCREW PLUG | Pressure test port plug |
| 0636100117 | SCREW PLUG | Magnetic plug for debris collection |
| 0501211384 | VALVE | Modulating valve for clutch control |
| 0732042156 | COMPRESSION SPRING | Return spring for valve spool |
| 0768409154 | SCREW PLUG | Sealing plug for hydraulic circuit |
