Genuine OEM Volkswagen Brake Caliper Housing, part number 1N3615123. This housing encloses and supports the brake pads and piston within the brake caliper assembly, forming a critical part of the braking system. It is identified as part 1 in the diagram. Constructed from robust cast metal, it is designed to withstand high temperatures and pressures. Genuine OEM brake caliper housings ensure precise fitment and structural integrity for safe braking.