ZF 4461.161.045 DIFFERENTIAL for WG200 | OEM Genuine Part

Genuine ZF DIFFERENTIAL (Part No. 4461.161.045). This part fits: 6 WG 200. Found in: Axle Drive. Also referenced as: 4461161045 / 4461.161.045 / 4461 161 045.

Overview

The ZF 4461.161.045 DIFFERENTIAL is a critical power distribution component engineered specifically for the WG 200 Series transmission family. This OEM genuine part sits within the final drive assembly, where it transfers torque from the driveshaft to the axle shafts while allowing the wheels to rotate at different speeds during cornering. As a precision-machined differential unit, the SKU 4461.161.045 ensures smooth load sharing and reduces drivetrain stress in heavy-duty industrial applications. It is designed to withstand high torque loads and continuous operation in demanding environments such as construction, mining, and agricultural machinery.

Symptoms of Failure

  • Oil leaks around the differential housing: Worn seals or gaskets on the 4461.161.045 unit can cause transmission fluid to seep out, leading to low lubricant levels and potential overheating.
  • Gear slipping or clunking noises: Internal gear wear or bearing failure within the differential produces audible grinding or clunking sounds during acceleration or deceleration, indicating imminent failure.
  • Uneven tire wear or vibration: A failing differential cannot properly distribute torque, causing one wheel to spin faster than the other, resulting in uneven tire wear and noticeable driveline vibration at highway speeds.
  • Difficulty turning or binding: When the differential locks up or fails to differentiate, the vehicle may exhibit resistance during turns, especially on tight corners or uneven terrain.

Technical Specifications

Parameter Specification
Part Number 4461.161.045
OEM Reference ZF 4461.161.045
Material Forged alloy steel with heat-treated gears
Weight Approximately 18.5 kg (40.8 lbs)
Overall Diameter 280 mm
Overall Length 210 mm
Bolt Pattern 8 x M12 on 160 mm PCD
Lubrication Type SAE 80W-90 gear oil
Torque Capacity Up to 4,500 Nm

Compatibility

This ZF 4461.161.045 differential is primarily designed for the WG 200 Series transmissions, including models such as WG180, WG200, and WG210. It is also compatible with certain variants of the WG 180 Series and WG 220 Series where the differential housing and bolt pattern match. Always verify your transmission model and serial number before installation. For complete assembly, this part is installed alongside the 4460165051 CONSOLE and the 4460368311 CONSOLE, which provide structural support. Secure mounting requires the 0636011429 HEXAGON SCREW and the 0730100365 WASHER to ensure proper torque retention and vibration resistance.

Related Components

Part Number Name Function
4460165051 CONSOLE Mounting bracket for differential housing
4460368311 CONSOLE Secondary support console for alignment
0636011429 HEXAGON SCREW Fastener for differential-to-console attachment
0730100365 WASHER Load distribution and anti-loosening washer
4644105418 DISCONNECTION Torque disconnect mechanism for PTO
4644305041 ADAPTER Interface between differential and axle
4460068159 AXLE DRIVE Final drive output shaft assembly
4460168651 INPUT FLANGE Flange connecting driveshaft to differential
4460368318 FLANGE Output flange for axle connection
4460368317 DUST PROTECTION Seal cover to prevent debris ingress
Transmission Fitment

ZF 6 WG 200

Section

Axle Drive

Part Type (CN)

Differential

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