Genuine OEM Volkswagen Rear Left Brake Caliper, part number 1K0615423Q. This essential braking component is responsible for applying hydraulic pressure to the brake pads, forcing them against the rotor to slow or stop the vehicle. Positioned on the rear left side, it features a vibrant red finish. Weighing 1.525 kg, this caliper is engineered for precise fitment and optimal performance. Choosing a genuine OEM brake caliper ensures correct piston movement, fluid sealing, and structural integrity, which are vital for consistent and safe braking performance.