Genuine OEM Audi Brake Caliper, part number 4G0615123K. This component applies pressure to the brake pads, initiating the braking process. It is positioned on the front left side of the vehicle. Weighing 4.481 kg, this caliper is engineered for precise fitment and optimal braking force. Choosing a genuine OEM brake caliper ensures correct hydraulic function, consistent braking performance, and long-term safety, matching factory specifications for material and design.