Overview
The ZF 4657.171.058 is a precision-engineered OEM genuine component designed for the WG190 and WG210 series transmissions. This part serves as a critical interface element within the transmission housing assembly, ensuring proper alignment and sealing between the front section and the main gear case. The SKU 4657.171.058 is manufactured to ZF’s exacting tolerances, providing reliable performance in heavy-duty commercial vehicle applications. When installed correctly alongside the 4657201161: HOUS.FRONT SECT, this component helps maintain structural integrity and prevents contamination of internal transmission fluids.
Symptoms of Failure
- Oil seepage at the front housing joint: When the 4657.171.058 wears or becomes misaligned, you may notice gradual oil weeping around the mating surface between the front housing and main case, often mistaken for a simple gasket failure.
- Transmission gear engagement hesitation: A worn part can cause slight axial movement in the assembly, leading to delayed or rough engagement when shifting between forward and reverse gears under load.
- Abnormal vibration during acceleration: Degradation of this component may allow micro-movement in the front section, transmitting vibration through the driveline that intensifies between 40-60 km/h.
- Increased operating noise from the bell housing area: As the part loses its dimensional stability, you may hear a distinct metallic rattle or low-frequency hum originating from the transmission’s front end during idle or low-speed operation.
Technical Specifications
| Parameter | Specification |
|---|---|
| OEM Part Number | 4657.171.058 |
| Material | High-grade alloy steel with corrosion-resistant coating |
| Weight | 0.85 kg (1.87 lbs) |
| Outer Diameter | 142 mm |
| Inner Diameter | 68 mm |
| Thickness | 18 mm |
| Operating Temperature Range | -40°C to +120°C |
| Hardness Rating | HRC 32-38 |
Compatibility
This genuine ZF part is specifically engineered for the WG190 and WG210 transmission series. Based on its design and mounting configuration, the 4657.171.058 is also compatible with the WG180 and WG200 models that share the same front housing architecture. It integrates directly with the 0636115293: 螺栓 and 0634313603: O-RING to create a sealed, vibration-resistant assembly. For precise alignment during installation, the 0631306816: CYLINDRICAL PIN is required to ensure correct positioning within the housing bore.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4657201161 | HOUS.FRONT SECT | Front housing section that houses the input shaft and bearing assembly |
| 0636115293 | 螺栓 | Mounting bolt for securing front housing to main case |
| 0634313603 | O-RING | Elastomeric seal preventing oil leakage at housing joint |
| 0631306816 | CYLINDRICAL PIN | Alignment dowel for precise housing positioning |
| 0636100801 | CAP SCREW | Fastener for auxiliary bracket attachment |
| 4656301148 | FIXING PLATE | Retaining plate for internal oil passage components |
| 4657301032 | SCREEN SHEET | Fine mesh filter for transmission fluid intake |
| 4657301033 | SCREEN SHEET | Coarse mesh pre-filter for debris protection |
| 0636100803 | CAP SCREW | High-tensile bolt for oil pump mounting |
| 4656301047 | OIL FEED.HOUSG. | Oil distribution housing for lubrication circuit |
Frequently Asked Questions
Q: Can the 4657.171.058 be replaced without removing the entire transmission from the vehicle?
A: Yes, this component is accessible after removing the bell housing and front cover. However, proper alignment using the cylindrical pin is critical to avoid premature wear.
Q: What is the typical service interval for this part in WG190/WG210 transmissions?
A: Under normal operating conditions, the 4657.171.058 should be inspected during major transmission overhauls, typically every 400,000-500,000 km or when oil leaks are detected at the front housing seam.
Q: Does this part require any special tools for installation?
A: Standard hand tools are sufficient, but a torque wrench calibrated to ZF specifications is recommended for the mounting bolts to prevent distortion of the housing interface.
📞 Need this part? Contact our ZF specialists:
Email: info@partszf.com |
Phone: +86 158 2286 3467 |
Request a Quote →
