Genuine OEM Audi Left Camshaft Timing Chain, part number 079109229L. This vital engine component is responsible for ensuring the precise timing of engine valve operation by synchronizing the camshafts with the crankshaft. It is located within the engine's timing system on the left side. Weighing 0.384 kg, this chain is manufactured from high-strength steel for exceptional durability and resistance to wear. Using a genuine OEM timing chain guarantees accurate valve timing, prevents engine damage, and maintains optimal engine efficiency and reliability.