Overview
The ZF 4657.054.051 is a genuine OEM component specifically engineered for the WG 210 Series transmission. This part functions as a critical internal guide and sealing element, ensuring precise hydraulic flow and mechanical alignment within the gear train. The SKU 4657.054.051 is positioned between the main housing and the valve body assembly, where it regulates oil distribution to the clutch packs. When paired with a robust TRANSMISSION HOUSING, this part maintains structural integrity under high torque loads. Its precision-machined surfaces directly interface with the HOUS.FRONT SECT to create a sealed chamber for lubrication circuits.
Symptoms of Failure
- Delayed gear engagement: When the 4657.054.051 wears, hydraulic pressure drops, causing a noticeable lag when shifting from neutral to drive or reverse.
- Oil seepage at housing joints: A worn sealing surface allows transmission fluid to escape near the HOUSING REAR PART, leaving visible drips on the bell housing.
- Erratic shift quality: Internal wear disrupts oil flow, leading to harsh or slipping shifts, particularly during low-speed maneuvers.
- Metallic debris in fluid: Friction from a degraded part generates fine metal particles, which can clog the SCREEN SHEET filter.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number (SKU) | 4657.054.051 |
| Material | Aluminum alloy with nitrile sealing |
| Weight | 0.85 kg (1.87 lbs) |
| Dimensions (L x W x H) | 185 mm x 95 mm x 40 mm |
| OEM Reference | ZF 4657.054.051 |
| Bolt Torque Spec | 25 Nm (18.4 ft-lbs) |
Compatibility
This genuine ZF part is designed for the WG 210 Series transmission family. It is also compatible with WG180, WG200, and WG250 models where the hydraulic control module shares the same mounting pattern. The 4657.054.051 integrates with the CYLINDRICAL PIN for precise alignment during assembly. For full rebuilds, always inspect the FIXING PLATE and CAP SCREW for thread wear.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4657101045 | TRANSMISSION HOUSING | Main structural casing for gear assembly |
| 4657201027 | HOUS.FRONT SECT | Front section housing for pump and torque converter |
| 4657201020 | HOUSING REAR PART | Rear housing section for output shaft support |
| 0631306792 | CYLINDRICAL PIN | Alignment dowel for housing mating surfaces |
| 0636100801 | CAP SCREW | M10 bolt for securing valve body |
| 4656301148 | FIXING PLATE | Retaining plate for clutch piston |
| 4657301032 | SCREEN SHEET | Fine mesh filter for oil sump |
| 4657301033 | SCREEN SHEET | Coarse mesh pre-filter for pump intake |
| 0636100803 | CAP SCREW | M8 bolt for housing flange |
| 0750301003 | OIL FEED.HOUSG. | Lubrication channel housing for bearing supply |
Frequently Asked Questions
Q: Can the 4657.054.051 be replaced without removing the transmission?
A: In most WG210 applications, this part is accessible after removing the oil pan and valve body. However, clearance may require lowering the transmission crossmember for proper access to the HOUS.FRONT SECT bolts.
Q: What is the typical service life of this part?
A: Under normal operating conditions with regular fluid changes, the 4657.054.051 lasts 300,000–400,000 miles. Premature failure often occurs due to contaminated fluid bypassing the SCREEN SHEET.
Q: Is this part interchangeable with the WG180 series?
A: Yes, the 4657.054.051 shares the same bolt pattern and sealing dimensions as the WG180 and WG200. Always verify the CYLINDRICAL PIN alignment before final torque.
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Phone: +86 158 2286 3467 |
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