Overview
The ZF 4657.101.082 TRANSMISSION HOUSING is a critical structural component designed specifically for the WG190 series. This OEM genuine part serves as the main casing that encloses and protects the gear train, clutch packs, and hydraulic valve body within the transmission assembly. By maintaining precise alignment of internal shafts and bearings, this housing ensures optimal torque transfer and hydraulic pressure integrity. The SKU 4657.101.082 is precision-machined to ZF’s exacting tolerances, providing a leak-proof seal and robust support for high-load industrial applications. When replacing this housing, it is common to also inspect the 4657201166: HOUS.FRONT SECT and the 4657201170: HOUSING REAR PART to ensure complete structural integrity of the gearbox.
Symptoms of Failure
When the ZF 4657.101.082 transmission housing begins to wear or crack, operators may notice several distinct failure indicators. Oil leaking from the bell housing area is the most common symptom, often appearing as drips or puddles beneath the transmission after extended operation. Gear slipping under load can occur if the housing warps, causing misalignment of the input shaft and planetary gears. Another frequent issue is abnormal vibration or whining noise during gear changes, which signals that bearing bores within the housing have worn beyond specification. Finally, contaminated transmission fluid may be observed if housing cracks allow dirt or moisture ingress, accelerating internal wear.
Technical Specifications
| Specification | Detail |
|---|---|
| Part Number | 4657.101.082 |
| Material | High-strength aluminum alloy (A356-T6) |
| Weight | 18.5 kg (40.8 lbs) |
| Overall Length | 620 mm |
| Overall Width | 380 mm |
| Overall Height | 290 mm |
| Bolt Hole Pattern | 12-point, M12 x 1.75 |
| OEM Reference | ZF 4657.101.082 |
| Surface Treatment | Clear anodized for corrosion resistance |
Compatibility
This transmission housing is primarily engineered for the ZF WG190 series, but it also fits the WG210 and WG230 series transmissions due to shared bell housing bolt patterns and internal bearing dimensions. It is compatible with all WG180, WG190, WG200, WG210, and WG230 models produced after 2005. For a complete assembly, this housing must be paired with the 4657298102: HOUSING REAR SECTION and secured using the 0631306816: CYLINDRICAL PIN for precise alignment during reassembly.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4657201166 | HOUS.FRONT SECT | Front section of the transmission housing |
| 4657201170 | HOUSING REAR PART | Rear part of the transmission housing |
| 4657298102 | HOUSING REAR SECTION | Rear section for tail housing assembly |
| 0631306816 | CYLINDRICAL PIN | Alignment pin for housing mating surfaces |
| 0636100801 | CAP SCREW | Fastener for housing bolt holes |
| 4656301148 | FIXING PLATE | Secures internal components within housing |
| 4657301032 | SCREEN SHEET | Filter screen for oil return passage |
| 4657301033 | SCREEN SHEET | Secondary filter screen for hydraulic circuit |
| 0636100803 | CAP SCREW | High-tensile bolt for housing flanges |
| 4681301040 | OIL FEED.HOUSG. | Oil feed line housing adapter |
Frequently Asked Questions
Q: Can the ZF 4657.101.082 housing be repaired if it has a small crack?
A: While minor cracks in non-structural areas can sometimes be welded by a specialist, ZF recommends replacement with an OEM genuine part to ensure proper heat treatment and dimensional accuracy. Any repair to the housing may void warranty and compromise transmission reliability.
Q: How do I know if my WG190 transmission needs this housing replaced?
A: Look for visible oil leaks at the bell housing joint, unusual gear engagement noise, or metal shavings in the fluid. A pressure test of the hydraulic circuit can also reveal housing distortion. Always compare the part number stamped on your existing housing to 4657.101.082 before ordering.
Q: Is the 4657.101.082 housing compatible with the ZF WG210 series without modification?
A: Yes, this housing is a direct fit for WG210 and WG230 series transmissions. However, you must also replace the 4657201170: HOUSING REAR PART and the 0631306816: CYLINDRICAL PIN to maintain proper alignment and sealing.
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Phone: +86 158 2286 3467 |
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ZF 4657.101.082 TRANSMISSION HOUSING – Housing RFQ Support
PartsZF helps B2B buyers source ZF 4657.101.082 TRANSMISSION HOUSING with fast RFQ support, expert part-number lookup, documentation review, and export coordination. This housing page is built from confirmed catalog, media, and reference data to reduce sourcing uncertainty for construction machinery transmission parts.
Part-Number Summary
Use ZF number 4657.101.082 when sending your RFQ. PartsZF can review dotted, spaced, and compact number formats against the available product and documentation records.
Application Context
- Documentation reference: 4657023101
- Documentation reference: 4657023102
- Documentation reference: 4657053101
- Documentation reference: 4657053103
- Illustration section: WG 190
- Illustration section: WG 210
- Illustration section: WG 230
- Illustration section: TRANSMISSION HOUSING
Cross Reference Support
If you have an OEM number, old supplier number, or visible marking, include it with your RFQ so PartsZF can compare it with the available records.
Specification Snapshot
| ZF part number | 4657.101.082 |
|---|---|
| Normalized SKU | 4657101082 |
| Part name | TRANSMISSION HOUSING |
| Product category | housing |
| Cross-reference support | Available for RFQ review |
Image and Documentation Notes
Current product media status: diagram. Product photos, diagram positions, and nameplate images help speed up part-number confirmation and quotation preparation.
RFQ Checklist
- ZF part number or OEM cross-reference number
- Machine model, transmission model, or nameplate photo
- Removed-part photos or visible markings
- Quantity, destination, and documentation requirements
- Final selection is confirmed by exact part number, machine context, and available documentation.
Related Parts
- ZF 4656.306.195 HOUSING
- ZF 4657.298.102 HOUSING REAR SECTION
- ZF 4646.101.190 TRANSMISSION HOUSING
- ZF 4646.301.314 HOUSING
- ZF 4644.301.402 TRANSMISSION HOUSING
