Genuine OEM Audi Gear Detection Sensor Wiring Harness, part number 420971164. This electrical harness transmits critical signals from the gear detection sensor to the vehicle's control unit, enabling accurate monitoring of gear position. It is typically found within the transmission or drivetrain assembly. Constructed with durable wiring and a robust connector, it measures approximately 0.13 meters in length. Using a genuine OEM wiring harness ensures precise signal integrity and proper electrical connections, which are vital for the reliable operation of sensitive transmission components.