Overview
The ZF 4166.034.182 CONVERTER Torque Converter Assembly is a critical hydraulic coupling component situated between the engine flywheel and the transmission input shaft. This complete unit, identified by SKU 4166.034.182, multiplies engine torque and transfers rotational power to the gearset via fluid coupling. It is a direct replacement assembly designed for heavy-duty ZF transmissions, ensuring smooth power delivery and preventing driveline shock. When installed alongside the 4657101082: TRANSMISSION HOUSING, this converter assembly locks into the bell housing to maintain precise alignment with the pump and turbine stages.
Symptoms of Failure
- Torque converter shudder or vibration during acceleration: Worn internal stator bearings or damaged clutch friction material cause noticeable shaking, especially under load at highway speeds.
- Delayed engagement or transmission slipping in forward gears: A failing converter loses hydraulic pressure, leading to a lag when shifting from Park to Drive or slipping during gear changes.
- Overheating transmission fluid with burnt smell: A locked-up or failing torque converter generates excessive heat, often indicated by dark, burnt-smelling ATF and erratic temperature gauge readings.
- Whining or grinding noise from the bell housing area: Worn needle bearings or impeller damage produce a high-pitched whine that increases with engine RPM, distinct from normal gear noise.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 4166.034.182 |
| Assembly Type | Complete Torque Converter Unit |
| Outer Diameter | ~340 mm (estimated) |
| Pilot Diameter | ~45 mm |
| Weight | ~18.5 kg (40.8 lbs) |
| Material | High-strength steel housing with aluminum turbine |
| OEM Reference | ZF 4166.034.182 |
| Fluid Capacity | ~1.2 liters (ATF) |
| Mounting Bolt Pattern | 6-bolt flexplate pattern (standard) |
Compatibility
This torque converter assembly is engineered for ZF WG 190 Series, WG 191 Series, WG 210 Series, and WG 211 Series transmissions. It is also compatible with earlier WG 180 and WG 200 models when used with the correct flexplate. The unit integrates directly with the 4657201166: HOUS.FRONT SECT and the 4657201170: HOUSING REAR PART to complete the main casing assembly. For full rebuilds, the 4657298102: HOUSING REAR SECTION is also required to seal the rear of the transmission.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4657101082 | TRANSMISSION HOUSING | Main structural casing for gearset |
| 4657201166 | HOUS.FRONT SECT | Front section of transmission housing |
| 4657201170 | HOUSING REAR PART | Rear housing section for output shaft |
| 4657298102 | HOUSING REAR SECTION | Additional rear housing component |
| 0631306816 | CYLINDRICAL PIN | Alignment pin for housing assembly |
| 0636100801 | CAP SCREW | Fastener for housing sections |
| 4656301148 | FIXING PLATE | Retaining plate for internal components |
| 4657301032 | SCREEN SHEET | Filter screen for oil circuit |
| 4657301033 | SCREEN SHEET | Secondary filter screen |
| 0636100803 | CAP SCREW | Additional housing fastener |
Frequently Asked Questions
Q: Can this torque converter be used with a ZF WG 180 transmission?
A: Yes, the 4166.034.182 is compatible with WG 180 and WG 200 series transmissions, provided the flexplate bolt pattern matches. Always verify the pilot diameter and overall length before installation.
Q: What is the typical lifespan of this torque converter assembly?
A: Under normal operating conditions with proper fluid maintenance, this unit can last 150,000 to 200,000 miles. Symptoms like shudder or slipping indicate immediate replacement is needed.
Q: Do I need to replace the transmission housing at the same time?
A: Not always, but we recommend inspecting the TRANSMISSION HOUSING for cracks or wear. If the housing shows damage, it should be replaced alongside the converter to ensure proper alignment.
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Email: info@partszf.com |
Phone: +86 158 2286 3467 |
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