Overview
The ZF 4168.034.024 CONVERTER Torque Converter Assembly is a critical hydraulic component that transfers and multiplies engine torque within the WG 250 Series transmission system. Positioned between the engine flywheel and the transmission input shaft, this complete unit ensures smooth power delivery and efficient fluid coupling during vehicle operation. The SKU 4168.034.024 is engineered as a direct replacement assembly, eliminating the need for complex rebuilds and reducing downtime in industrial applications. This torque converter integrates seamlessly with the TRANSMISSION HOUSING to maintain proper alignment and oil flow dynamics.
Symptoms of Failure
- Transmission shudder or vibration during acceleration: A worn torque converter often causes noticeable shaking when the lock-up clutch engages, particularly at low speeds.
- Delayed or harsh gear engagement: If the converter fails to maintain proper hydraulic pressure, you may experience a lag when shifting from neutral to drive or reverse.
- Overheating transmission fluid: A failing converter generates excessive heat due to internal slippage, leading to burnt-smelling fluid and potential damage to the HOUSING assembly.
- Audible whining or grinding noises: Worn bearings or damaged stator components produce distinct metallic sounds that intensify with engine RPM.
Technical Specifications
| Specification | Detail |
|---|---|
| Part Number | 4168.034.024 |
| Assembly Type | Complete Torque Converter Unit |
| Outer Diameter | 385 mm (estimated) |
| Weight | 28.5 kg (approx.) |
| Material | High-strength steel with hardened impeller vanes |
| OEM Reference | ZF 4168.034.024 |
| Fluid Capacity | 2.8 liters (ATF Dexron III equivalent) |
Compatibility
This torque converter assembly is specifically designed for the ZF WG 250 Series transmission family. It is compatible with the following models: WG180, WG200, WG250, and WG300 series units used in industrial vehicles, forklifts, and construction machinery. The converter mounts directly to the COVER assembly and is secured using HEXAGON SCREW fasteners to ensure leak-free operation. Always verify your transmission model and serial number before installation.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4646101029 | TRANSMISSION HOUSING | Encloses and supports gear train and converter assembly |
| 4646301090 | HOUSING | Provides mounting surface for converter and pump |
| 4646301087 | COVER | Seals the converter cavity and guides oil flow |
| 0636015304 | HEXAGON SCREW | Fastens cover and housing components |
| 0636101828 | CAP SCREW | Secures internal converter components |
| 4646301102 | COVER SHEET | Protective plate for converter access port |
| 4646301235 | COVER SHEET | Secondary sealing plate for converter housing |
| 0730365067 | TYPE PLATE | Identification label for transmission model |
| 0631311009 | GROOVED STUD | Alignment pin for converter-to-flywheel mounting |
| 0636101193 | CAP SCREW | High-torque fastener for converter hub |
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