The EBC 01-03 BMW 530i 3.0 (E39) GD Sport Front Rotors are an upgrade for your BMW's braking system. These front rotors feature a unique curved slot design that improves cooling and helps reduce brake fade. They are made from high-grade cast iron and have a black anodized finish for superior protection against corrosion. The rotors also feature EBC's patented SD system which helps reduce brake noise and vibration. These rotors are a great way to upgrade your BMW's braking system and ensure you have the best stopping power possible.