Genuine OEM Audi Engine Input Shaft, part number 059109339H. This precision-machined shaft is designed to transfer rotational power from one component to another within the engine assembly. It ensures smooth and efficient power transmission, crucial for the engine's overall performance. Measuring approximately 0.211 meters in length and weighing 0.31 kg, it is crafted from high-strength metal. Using a genuine OEM input shaft guarantees the correct tolerances, material composition, and surface finish, which are vital for minimizing friction and wear in high-stress engine environments.