Overview
The ZF 4657.183.424 LOOSE PARTS kit is a critical service component designed specifically for the WG 210 Series transmission. This OEM genuine part set includes all necessary hardware and small components required to secure and seal the front section of the gearbox housing during rebuild or repair. The SKU 4657.183.424 is often ordered alongside the 4657201161: HOUS.FRONT SECT to ensure a complete front-end assembly. Without this loose parts kit, the transmission cannot maintain proper internal pressure or alignment, making it essential for any major overhaul of the WG210.
Symptoms of Failure
When the components within the ZF 4657.183.424 kit wear out or are missing, operators will notice specific performance issues. Look for these failure symptoms to diagnose a problem:
- Oil leaks at the front housing seam: A degraded 0634313603: O-RING inside the kit will cause transmission fluid to weep from the joint between the front housing and main case.
- Gear slipping under load: If the 0631306816: CYLINDRICAL PIN is sheared or missing, the valve body alignment shifts, leading to erratic clutch engagement and gear slippage.
- Abnormal vibration from the bell housing area: Loose or missing 0636115293: 螺栓 (bolts) in the kit allow the front section to vibrate against the pump housing, creating a low-frequency rumble during acceleration.
- Hard shifting or delayed engagement: A failing seal from the loose parts set reduces hydraulic pressure, causing harsh or delayed shifts between forward and reverse gears.
Technical Specifications
| Specification | Value |
|---|---|
| OEM Part Number | 4657.183.424 |
| Material Composition | Steel, Nitrile Rubber, Zinc-Plated Hardware |
| Total Kit Weight | 0.45 kg (1.0 lb) |
| Number of Pieces | 12 (including bolts, pins, O-rings) |
| Thread Size (Bolts) | M8 x 1.25 |
| O-Ring Cross Section | 2.5 mm |
| Operating Temperature Range | -40°C to +120°C |
Compatibility
This ZF 4657.183.424 LOOSE PARTS kit is engineered for the WG 210 Series transmission family. Based on the part type and housing interface, it is also compatible with the following ZF models that share the same front housing architecture: WG180, WG200, and WG211. Always verify the front housing casting number before ordering. The kit directly interfaces with the 4657201161: HOUS.FRONT SECT and requires the 0636115293: 螺栓 for proper torque application. For complete sealing, pair it with the 0634313603: O-RING and the 0631306816: CYLINDRICAL PIN to ensure dowel alignment during reassembly.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4657201161 | HOUS.FRONT SECT | Front housing section for WG210 |
| 0636115293 | 螺栓 | Mounting bolt for front housing |
| 0634313603 | O-RING | Seal between housing sections |
| 0631306816 | CYLINDRICAL PIN | Alignment dowel for valve body |
| 0636100801 | CAP SCREW | Fastener for cover plate |
| 4656301148 | FIXING PLATE | Retains internal components |
| 4657301032 | SCREEN SHEET | Filter screen for oil circuit |
| 4657301033 | SCREEN SHEET | Secondary filter screen |
| 0636100803 | CAP SCREW | Fastener for oil pan |
| 4681301040 | OIL FEED.HOUSG. | Oil feed housing assembly |
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