Genuine OEM Volkswagen Engine Timing Chain Guide Rail, part number 03C109469R. This essential component is located within the engine and guides the timing chain, ensuring its correct path and tension for precise valve timing. Proper chain guidance is crucial for smooth engine operation and preventing catastrophic engine damage. Weighing 0.0746 kg and measuring 0.315 m in length, this guide rail is manufactured from high-strength, wear-resistant material. Using genuine OEM guide rails guarantees the correct material composition and dimensional accuracy, which are vital for the longevity and reliability of the engine's timing system.