The part number refers to a specific automotive component, typically identified as a transmission gear or synchronizer component used in heavy-duty trucks and commercial vehicles . Specifically, it is a gear used in the manual transmission systems of Chinese-manufactured brands like FAW (First Automobile Works) and Jiefang .

This part is most commonly found in the transmissions of heavy trucks. Key compatible platforms include:

Use high-quality GL-4 or GL-5 gear oil. Contaminated oil acts as an abrasive, wearing down the gear teeth.

Varies by specific transmission model, but usually designed for constant-mesh applications. 2. Vehicle Compatibility

This guide covers the technical specifications, application, and maintenance procedures for this part. 1. Technical Specifications

Are you currently experiencing or noise in your transmission, or