Genuine OEM Audi Brake Caliper Housing, part number 8K0615123J. This critical component serves as the main structural body of the brake caliper assembly, providing a robust enclosure for the pistons, seals, and other internal mechanisms. It is designed for the front left wheel assembly. Weighing 4.655 kg, this housing is cast from high-strength material to ensure structural integrity under extreme braking conditions. Choosing a genuine OEM caliper housing guarantees precise dimensions, material quality, and compatibility with other brake system components, crucial for maintaining factory braking performance and safety.