Genuine OEM Cupra Rear Brake Drum, part number 1EA609617D. This brake drum is a crucial part of the rear braking system, rotating with the wheel and providing a surface for the brake shoes to press against to slow or stop the vehicle. It is typically made of cast iron to ensure durability and effective heat dissipation during braking. Genuine OEM brake drums are manufactured to precise dimensions and material specifications to guarantee optimal braking performance, reliability, and safety.