Overview
The ZF 4657.104.415 DIFFERENTIAL is a critical torque-distribution component engineered specifically for the WG 190 and WG 210 series transmissions. This OEM genuine part sits within the rear axle assembly, transferring rotational force from the driveshaft to the wheels while allowing them to rotate at different speeds during cornering. The SKU 4657.104.415 is precision-machined to ZF’s exacting tolerances, ensuring seamless integration with the 4657101080: TRANSMISSION HOUSING and the 4657201167: HOUS.FRONT SECT to maintain driveline integrity in heavy-duty industrial applications.
Symptoms of Failure
- Whining or grinding noise during turns: Worn differential gears produce a distinct metallic sound, especially when cornering under load—a common sign the 4657.104.415 needs replacement.
- Oil leakage near the axle housing: Degraded seals within the differential assembly allow transmission fluid to escape, leaving visible puddles beneath the vehicle and reducing lubrication efficiency.
- Vibration or shuddering during acceleration: A failing differential can cause uneven power delivery, resulting in noticeable chassis vibration that intensifies with speed.
- Difficulty turning or wheel hop: When the differential locks or slips intermittently, operators may experience resistance in steering or sudden wheel chatter on low-traction surfaces.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 4657.104.415 |
| OEM Reference | ZF 4657.104.415 |
| Material | Case-hardened alloy steel |
| Weight | 18.5 kg (40.8 lbs) |
| Overall Diameter | 280 mm |
| Axle Spline Count | 32 |
| Bearing Type | Tapered roller |
| Lubrication | SAE 80W-90 GL-5 |
Compatibility
This differential is designed for the ZF WG 190 and WG 210 transmission series. It is also compatible with the WG 180 and WG 200 models when used with the appropriate 4657201171: HOUSING REAR PART and 4657298103: HOUSING REAR SECTION. Always verify your transmission’s serial number before ordering to ensure correct fitment.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4657101080 | TRANSMISSION HOUSING | Main structural casing for gear assembly |
| 4657201167 | HOUS.FRONT SECT | Front section of the transmission housing |
| 4657201171 | HOUSING REAR PART | Rear portion of the housing assembly |
| 4657298103 | HOUSING REAR SECTION | Complete rear housing section |
| 0631306816 | CYLINDRICAL PIN | Alignment pin for housing components |
| 0636100801 | CAP SCREW | Fastener for securing housing sections |
| 4656301148 | FIXING PLATE | Mounting plate for differential retention |
| 4657301034 | SCREEN SHEET | Filter screen for oil circulation |
| 4657301035 | SCREEN SHEET | Secondary filter screen |
| 0636100803 | CAP SCREW | Additional fastener for rear housing |
Frequently Asked Questions
Q: Can the ZF 4657.104.415 differential be rebuilt, or must it be replaced entirely?
A: While internal bearings and seals can be serviced, the differential carrier itself is a precision-machined unit. ZF recommends full replacement with the OEM genuine part to avoid tolerance mismatches that could lead to premature failure.
Q: What is the typical service life of this differential in a WG 190 transmission?
A: Under normal industrial operating conditions with proper lubrication, the 4657.104.415 differential typically lasts 8,000–12,000 hours. Heavy loads or contaminated fluid can significantly reduce this lifespan.
Q: Does this part include the ring and pinion gear set?
A: No, the 4657.104.415 is the differential carrier assembly only. The ring and pinion gears are sold separately. Ensure you order the complete gear set if replacing both components simultaneously.
📞 Need this part? Contact our ZF specialists:
Email: info@partszf.com |
Phone: +86 158 2286 3467 |
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