Genuine OEM Audi engine timing gear, part number 0P2103813B. This gear is a critical component of the engine timing drive system, responsible for maintaining precise synchronization between rotating engine components. It is located within the engine block assembly. Genuine OEM parts are essential for timing components to ensure exact tooth profiles and material hardness, which are necessary for quiet operation and long-term service life without premature wear.

Catalogue entry: GEAR front.