Genuine OEM Audi Rear Right Brake Caliper, part number 8U0615404B. This essential braking component applies hydraulic pressure to the brake pads, pressing them against the brake disc to slow or stop the vehicle. It is positioned on the rear right wheel assembly. Weighing approximately 3.10 kg, this caliper is constructed from robust materials. Using a genuine OEM brake caliper ensures correct piston bore diameter, sealing integrity, and material specifications for reliable and consistent braking performance.