Genuine OEM Volkswagen Timing Chain Pivot Pin, part number 07P109225. This pin acts as a mounting point for the timing chain tensioner or guide rail, ensuring the chain remains correctly aligned and tensioned during engine operation. It is manufactured from high-strength steel to withstand constant mechanical stress and vibration. Genuine OEM parts are critical for maintaining factory-specified tolerances, which prevents premature chain wear and ensures long-term engine timing accuracy.