Genuine OEM Volkswagen Differential Gear Shaft, part number 02A409177C. This shaft is a critical internal component of the vehicle's differential assembly. It plays a vital role in transmitting torque from the ring gear to the side gears, ultimately driving the wheels. The shaft is precision-machined to ensure proper meshing with other gears within the differential for smooth and efficient power transfer. Genuine OEM parts are manufactured to strict tolerances, ensuring the longevity and reliability of the drivetrain.