ZF 0730.108.429 WASHER | OEM Genuine Part

Overview

The ZF 0730.108.429 WASHER is an OEM genuine thrust washer engineered for precise axial load distribution within heavy-duty construction machinery transmissions. This hardened steel component sits between the main shaft assembly and the shift system, ensuring consistent spacing and reducing friction during gear engagement. As part number 0730.108.429, it directly interfaces with the 2094104412: MAIN SHAFT and the 2094106010: SHIFT SYSTEM to maintain proper end-play tolerances. Without this washer, axial movement can exceed safe limits, leading to premature wear on adjacent bearings and synchronizers.

Symptoms of Failure

• Transmission oil leaks at shaft seals: A worn 0730.108.429 washer allows excessive axial play, distorting the main shaft seal lip and causing fluid seepage around the output flange.
• Gear slipping under load: When this thrust washer thins beyond specification, the 2094304054: MAIN SHAFT can shift laterally, disengaging gear dogs and producing intermittent slipping in forward or reverse ranges.
• Metallic grinding noise during shifts: Reduced washer thickness creates metal-on-metal contact between the shift system components and the shaft shoulder, generating a distinct grinding sound when selecting gears.
• Hard shifting or gear clash: A collapsed washer alters the engagement depth of the 2094206001: GEARSHIFT SHAFT, making gear changes stiff or causing audible clash during engagement.

Technical Specifications

Compatibility

This washer is primarily used in ZF WG180, WG200, and WG210 series powershift transmissions found in wheel loaders, graders, and compactors. It also appears in select ZF 4WG-200 and 6WG-200 variants. Always verify fitment by cross-referencing the part number 0730.108.429 against your transmission’s parts manual. The washer works in conjunction with the 2094304054: MAIN SHAFT and the 2094206001: GEARSHIFT SHAFT to ensure correct axial clearance in these models.

Related Components

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“text”: “No. ZF recommends always replacing this washer with a new OEM genuine part during any rebuild. The hardened steel surface wears microscopically over time, and reusing it can lead to incorrect axial clearance and premature failure of the main shaft and shift system.”
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