Genuine OEM Volkswagen Timing Chain, part number 06E109465BE. This timing chain is crucial for synchronizing the rotation of the crankshaft and camshaft(s), ensuring precise valve timing for optimal engine performance and efficiency. It is part of the engine's internal timing system, typically located behind timing covers. Constructed from high-strength, hardened steel for durability and resistance to stretching. Genuine OEM timing chains are manufactured to exact tolerances to maintain accurate engine timing, preventing potential engine damage caused by incorrect synchronization.