Genuine OEM Volkswagen Rear Brake Disc, part number 1K0615601AJ. This disc provides a critical friction surface for the brake pads, essential for effective and safe vehicle deceleration. Positioned at the rear axle, it is a key component of the braking system. Weighing 4.021 kg with a diameter of approximately 256mm. Using a genuine OEM brake disc ensures factory-specified metallurgy and precise machining for consistent braking performance and extended pad life.