Genuine OEM Volkswagen Crankshaft Toothed Pulley, part number 04L105263F. This critical component is mounted on the crankshaft, serving to drive the engine's timing belt or chain, synchronizing the rotation of the crankshaft and camshafts. Its precise tooth profile ensures accurate timing and power transmission. Weighing 0.38 kg, this durable metal pulley is engineered for high rotational forces. Selecting a genuine OEM toothed pulley guarantees exact tooth count, material hardness, and dimensional accuracy, which are vital for maintaining precise engine timing and preventing catastrophic engine damage.