ZF 4699.001.162 GK10LD | OEM Genuine Part

Overview

The ZF 4699.001.162 GK10LD is a genuine OEM transmission component engineered for heavy-duty construction machinery. This part functions as a critical internal control element within the gear train, managing hydraulic pressure distribution and gear engagement sequencing. It sits directly in the valve body assembly of ZF powershift transmissions, regulating clutch pack actuation. The SKU 4699.001.162 is precision-machined to OEM tolerances, ensuring reliable power transfer under extreme load conditions. When installed alongside the 4699101108: HOUSING, it forms a sealed hydraulic circuit essential for smooth shifting operations.

Symptoms of Failure

• Delayed or harsh gear engagement – When the 4699.001.162 wears, hydraulic pressure drops, causing a noticeable lag when shifting from neutral to drive or reverse. This is often reported as “transmission hesitation on startup” in construction loaders.
• Intermittent oil seepage around the valve body – Deterioration of the sealing surfaces leads to fluid weeping. Operators may spot “ZF transmission oil leaks near the housing cover” after extended operation.
• Erratic clutch slip under load – Worn internal bores fail to maintain consistent pressure, resulting in “transmission slipping when digging or lifting” during heavy excavation tasks.
• Unusual hydraulic whining noise – Cavitation caused by improper flow restriction produces a high-pitched sound, often described as “ZF transmission whine at idle” in service reports.

Technical Specifications

Compatibility

This genuine ZF part is designed for integration into the WG180, WG200, and WG210 series powershift transmissions commonly found in wheel loaders, dozers, and telehandlers. It is also compatible with the 4WG-180 and 4WG-200 variants used in Volvo, Liebherr, and Caterpillar construction equipment. The 4699.001.162 interfaces directly with the 0501329881: HOUSING COVER and requires a 0630513065: SNAP RING for axial retention. A fresh 0634306309: O-RING must be installed during replacement to prevent fluid bypass.

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