General description The Rear Left Brake Caliper is designed for various Audi, VW, and Seat models, providing reliable braking performance. It acts as a clamp on the wheel's rotor, stopping the wheel from turning when the brakes are applied. The caliper features a lightweight aluminum construction, which helps improve fuel consumption and enhances brake performance by keeping the brake system cooler. Technical specifications Piston Diameter: 38mm Installation Size: 118mm Brake Disc Diameter: 302mm Brake Disc Thickness: 10mm Material: Aluminum OEM & Part Numbers: 1K0.615.423A, 1K0615423D, 1K0615423J, 1K0 615 423A, 1K0 615 423Q, 520831, LCA235, 220635, 24.3384-1755.5, 24.3384-1755.7, 694443B, 0 986 473 381, F85220, 343644, CA2576, CA2576P1, 385206, BHN1164E, BHN317, BHN317E Compatibility and accessories This brake caliper is compatible with the following models: Audi A3 (2003-2012) 8P1 Audi A3 Cabriolet (2008-2013) 8P7 Audi A3 Sportback (2004-2013) 8PA Seat Altea (2004-2019) 5P1 Seat