Overview
This genuine OEM ZF 4657.183.069 LOOSE PARTS kit is a critical service component designed specifically for the WG 190 Series transmission. It contains the necessary loose hardware and small parts required to secure and align internal assemblies during a rebuild or major repair. The SKU 4657.183.069 typically includes fasteners, locating pins, and sealing elements that interface directly with the main casing. When paired with a new TRANSMISSION HOUSING, this kit ensures that all internal clearances remain within factory tolerances, preventing premature wear on gear sets and clutches.
Symptoms of Failure
- Transmission oil leaks at casing joints: Worn or missing loose parts from the 4657.183.069 assembly can cause sealing surfaces to separate, leading to external fluid seepage around the main housing flanges.
- Abnormal gear rattle or vibration: If the fasteners and pins in this kit loosen, the HOUS.FRONT SECT may shift relative to the rear casing, producing audible noise during acceleration.
- Intermittent loss of drive pressure: Degraded sealing elements within the loose parts set can allow hydraulic pressure to bleed off, causing delayed engagement or slipping under load.
- Misalignment of shift forks: When the retaining hardware fails, the HOUSING REAR PART can shift, leading to difficult gear selection or grinding.
Technical Specifications
| Specification | Value |
|---|---|
| OEM Part Number | 4657.183.069 |
| Material Composition | Steel / Alloy / Rubber Seals |
| Weight (approx.) | 0.45 kg (1.0 lb) |
| Package Contents | Pins, Bolts, Washers, Seals |
| OEM Reference | ZF WG 190 Series |
| Operating Temperature Range | -40°C to +120°C |
Compatibility
This genuine ZF 4657.183.069 LOOSE PARTS kit is engineered for the WG 190 transmission family. It is also compatible with the WG 180, WG 200, and WG 210 series when used in conjunction with the correct CYLINDRICAL PIN for alignment. Always verify your transmission serial number before ordering, as minor variations exist between early and late production models.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4657101045 | TRANSMISSION HOUSING | Main structural casing for gear train |
| 4657201027 | HOUS.FRONT SECT | Front section housing for input shaft |
| 4657201020 | HOUSING REAR PART | Rear section supporting output shaft |
| 0631306792 | CYLINDRICAL PIN | Alignment dowel for casing halves |
| 0636100801 | CAP SCREW | Fastener for housing flanges |
| 4656301148 | FIXING PLATE | Retains bearing in position |
| 4657301032 | SCREEN SHEET | Filter mesh for oil circuit |
| 4657301033 | SCREEN SHEET | Secondary filter mesh |
| 0636100803 | CAP SCREW | Bolt for valve body attachment |
| 0750301003 | OIL FEED.HOUSG. | Lubrication supply line fitting |
Frequently Asked Questions
Q: Can I use the 4657.183.069 kit on a WG 180 transmission?
A: Yes, this loose parts kit is cross-compatible with WG 180, WG 190, and WG 200 series, provided you also replace the CYLINDRICAL PIN for proper alignment.
Q: What is the typical service interval for replacing these loose parts?
A: ZF recommends replacing all fasteners and seals in the 4657.183.069 kit whenever the transmission housing is separated for internal repairs, typically every 500,000 km or after a major overhaul.
Q: Does this kit include the cap screws for the rear housing?
A: The kit includes standard fasteners, but for specific applications you may need additional CAP SCREW units if the original bolts are damaged.
📞 Need this part? Contact our ZF specialists:
Email: info@partszf.com |
Phone: +86 158 2286 3467 |
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