Overview
The ZF 4657.183.023 LOOSE PARTS for WG210 is a critical service kit designed to restore the internal integrity of your ZF WG210 series transmission. This OEM genuine part set includes the necessary fasteners, seals, and small hardware components that secure the main housing assembly. Specifically, it interfaces directly with the TRANSMISSION HOUSING and the HOUS.FRONT SECT to ensure a vibration-free, leak-proof connection. The SKU 4657.183.023 is often ordered during a full overhaul to replace worn clips, pins, and spacers that cannot be reused.
Symptoms of Failure
- Transmission oil seepage at housing joints: When the loose parts kit components fatigue, you may notice oil weeping from the seam between the HOUSING REAR PART and the main case, indicating that the retaining hardware has lost its clamping force.
- Rattling or loose internal components: A worn CYLINDRICAL PIN can cause misalignment of the valve body, leading to erratic shift patterns and audible metallic noise during gear changes.
- Intermittent gear slippage under load: If the loose parts kit fails to secure the oil feed passages, hydraulic pressure drops, causing the transmission to slip when climbing grades or towing heavy loads.
- Difficult or noisy engagement: Missing or damaged hardware from this kit can allow the clutch packs to shift out of alignment, resulting in a harsh or delayed engagement from Park to Drive.
Technical Specifications
| Parameter | Value |
|---|---|
| OEM Part Number | 4657.183.023 |
| Kit Contents | Clips, pins, washers, spacers, retaining rings |
| Material | Hardened steel / zinc-plated carbon steel |
| Weight (approx.) | 0.45 kg (1.0 lb) |
| Compatible Housing | 4657101034 |
| Front Section Interface | 4657201027 |
| Rear Housing Interface | 4657201012 |
| Alignment Pin | 0631306792 |
Compatibility
This loose parts kit is engineered primarily for the ZF WG210 series, but its hardware dimensions also suit the WG180 and WG200 models due to shared housing bolt patterns. It is essential for any rebuild involving the TRANSMISSION HOUSING or the HOUSING REAR PART. Always verify your transmission serial number before ordering, as the kit includes the CYLINDRICAL PIN which varies in length between WG200 and WG210 variants.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4657101034 | TRANSMISSION HOUSING | Main structural casing for gear sets |
| 4657201027 | HOUS.FRONT SECT | Front section housing for pump and converter |
| 4657201012 | HOUSING REAR PART | Rear section housing for output shaft |
| 0631306792 | CYLINDRICAL PIN | Alignment dowel for housing mating |
| 0636100801 | CAP SCREW | Fastener for housing flanges |
| 4656301148 | FIXING PLATE | Retains oil pump assembly |
| 4657301032 | SCREEN SHEET | Fine mesh filter for valve body |
| 4657301033 | SCREEN SHEET | Coarse mesh pre-filter for sump |
| 0636100803 | CAP SCREW | Bolt for rear housing attachment |
| 4681301040 | OIL FEED.HOUSG. | Pressurized oil delivery manifold |
Frequently Asked Questions
Q: Can I reuse the old hardware from my WG210 instead of buying the 4657.183.023 kit?
A: No. ZF specifies that all clips, pins, and retaining rings in this loose parts kit must be replaced during any major service. Reusing them risks fastener fatigue and subsequent oil leaks or internal misalignment.
Q: Does this kit include the CYLINDRICAL PIN for the housing alignment?
A: Yes. The 4657.183.023 kit contains the CYLINDRICAL PIN (part 0631306792) required to properly index the HOUS.FRONT SECT to the main housing.
Q: Is this part compatible with the ZF WG180 transmission?
A: While the kit is optimized for the WG210, the hardware dimensions are shared with the WG180 and WG200 series. However, you should cross-reference the HOUSING REAR PART part number to confirm bolt hole spacing matches your specific model.
📞 Need this part? Contact our ZF specialists:
Email: info@partszf.com |
Phone: +86 158 2286 3467 |
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