ZF 0730.001.797 SHIM | OEM Genuine Part

Overview

The ZF 0730.001.797 SHIM is a precision-engineered OEM genuine part designed to establish critical axial clearances within heavy-duty construction machinery transmissions. This thin, hardened steel shim sits between the transmission housing and bearing assemblies, compensating for manufacturing tolerances to ensure optimal gear mesh and load distribution. The SKU 0730.001.797 is specifically used during rebuilds or repairs to restore factory-specified end-play in ZF power shift transmissions. Without this shim, internal components can shift under load, leading to premature wear. It is often replaced alongside the 2094301036: HOUSING or the 2094298057: HOUSING to maintain proper alignment in the main gear train.

Symptoms of Failure

When the ZF 0730.001.797 SHIM wears or is omitted during service, several distinct failure modes emerge. Recognizing these symptoms early can prevent catastrophic transmission damage:

• Excessive axial gear play – A worn shim allows the shaft to drift, causing a clunking noise during direction changes or under load.
• Oil leaks at housing joints – Incorrect shim thickness distorts the seal surface between the 2094101012: TRANSMISSION HOUSING and the 2094301071: COVER, leading to external fluid seepage.
• Gear slipping under torque – Inadequate shim support reduces clutch pack clamping force, causing intermittent power loss during heavy excavation.
• Bearing overheating – Misalignment from a collapsed shim creates friction, detectable as localized heat on the housing exterior.

Technical Specifications

Compatibility

This shim is engineered for ZF power shift transmissions commonly found in wheel loaders, dozers, and graders. Based on its dimensions and application, the 0730.001.797 is compatible with the following ZF transmission models:

• ZF WG180
• ZF WG200
• ZF WG210
• ZF 4WG-200
• ZF 6WG-250

Always verify the shim stack height during assembly. For housing repairs, pair this shim with a new 2094301030: GASKET and 0634303085: O-RING to ensure a leak-free seal.

Related Components

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