Genuine OEM Audi Transmission Output Shaft, part number 0CS307215AA. This vital component within the transmission assembly is responsible for transferring rotational power from the gearbox to the vehicle's differential or drive wheels. It is engineered to withstand significant torque and rotational forces. Weighing 4.023 kg and measuring 0.402 meters in length, this shaft is manufactured with high-strength materials and precise machining. Choosing a genuine OEM output shaft ensures correct spline engagement, material hardness, and dimensional accuracy, which are critical for smooth power delivery, minimal vibration, and long-term reliability of the drivetrain.