Genuine OEM Audi Flange Shaft, part number 0MA409344A. This component serves as a critical link in the drivetrain assembly, facilitating the transfer of power from the transmission to the wheels. It is engineered to meet exact factory tolerances for vibration-free service life and optimal mechanical efficiency. Genuine OEM parts ensure the correct metallurgical properties and spline fitment required for long-term durability in high-torque applications.