Overview
The ZF 2094.159.011 POWER-SHIFT GEARBOX is a critical internal component designed specifically for the WG100, WG130, and WG131 transmission series. This OEM genuine part functions as the primary power-shift gear cluster, managing torque distribution and gear ratio changes under load. Positioned within the main transmission housing, the 2094.159.011 interfaces directly with the 2094101019: TRANSMISSION HOUSING to ensure precise alignment and smooth shifting. As a genuine ZF part, it guarantees factory-specified tolerances and durability for heavy-duty industrial applications.
Symptoms of Failure
When the ZF 2094.159.011 power-shift gearbox begins to wear, operators often notice specific performance issues. Look for these failure indicators to catch problems early:
- Erratic gear engagement under load – The transmission may hesitate or clunk when shifting between forward and reverse, especially in WG100 and WG130 units.
- Oil contamination with metallic debris – Worn gear teeth shed fine metal particles into the transmission fluid, visible during routine oil changes.
- Audible whining or grinding noise – A high-pitched whine during acceleration or a grinding sound at idle indicates gear surface degradation.
- Reduced power transfer efficiency – The vehicle may struggle to maintain speed on inclines or exhibit sluggish acceleration due to internal slippage.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number (SKU) | 2094.159.011 |
| Material | Case-hardened alloy steel (20MnCr5 equivalent) |
| Weight | 4.2 kg (9.26 lbs) |
| Overall Length | 215 mm |
| Gear Diameter | 120 mm (input stage) |
| Number of Teeth | 32 (input), 48 (output) |
| OEM Reference | ZF 2094.159.011 |
| Operating Temperature Range | -20°C to +120°C |
Compatibility
This power-shift gearbox is engineered for the ZF WG100, WG130, and WG131 transmission models. It is also compatible with the WG180 and WG200 series when used with the appropriate 0899325353: HOUSING adapter. For installations requiring additional structural support, the 2094298058: HOUSING and 2094301071: COVER are commonly paired with this gearbox to complete the assembly. Always verify your transmission model number before ordering.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 2094101019 | TRANSMISSION HOUSING | Encloses and supports gearbox assembly |
| 0899325353 | HOUSING | Adapter housing for WG180/WG200 compatibility |
| 2094298058 | HOUSING | Structural housing for gear cluster support |
| 2094301071 | COVER | Seals and protects gearbox internals |
| 0750111371 | SHAFT SEAL | Prevents oil leakage at shaft exit points |
| 0634303085 | O-RING | Seals housing-to-gearbox interface |
| 0631306670 | CYLINDRICAL PIN | Aligns gearbox within housing |
| 0636011356 | HEXAGON SCREW | Fastens gearbox to housing |
| 4475280066 | SCREW PLUG | Seals oil drain/fill ports |
| 0634303312 | O-RING | Secondary seal for screw plug |
