Genuine OEM Audi Rear Axle Differential Earth Line, part number 4K0971377. This electrical line is specifically designed to provide a reliable ground connection for the rear axle differential, ensuring proper operation of associated sensors and electrical components. Positioned at the rear of the vehicle, its robust construction is engineered to withstand harsh underbody conditions, including moisture and road debris. Using a genuine OEM earth line guarantees optimal electrical continuity, preventing potential faults and maintaining the integrity of the vehicle's drivetrain electronics.

Catalogue entry: LINE; DIFFERENT.