Brembo 08.9975.21 Disc Brake Rotor Rear Gray Cast Iron UV Coated Rotor Finish. Material: Gray Cast Iron. Rotor Finish: UV Coated. 2004-2013 Mazda 3 2.3L 4cyl. 2010-2013 Mazda 3 2.5L 4cyl. 2010-2013 Mazda 3 Sport 2.5L 4cyl.