Genuine OEM Audi Rear Left Brake Caliper, part number 8K0615403A. This essential braking component is responsible for clamping the brake pads against the rotor, converting hydraulic pressure into friction to slow or stop the vehicle. It is designed for the rear left wheel position and includes the integrated electronic parking brake motor. Weighing approximately 3.474 kg, it features a durable black finish. Choosing a genuine OEM brake caliper ensures factory-specified braking force, precise fitment, and long-term safety and performance.