The Centric Parts 11.55" Vented Disc Brake Rotor is designed to provide superior braking performance and reliability. It features a split-core casting and symmetric vane for consistent heat dispersion and a black e-coat anti-corrosive coating for superior protection against corrosion. The double disc ground friction surface ensures the best results and service life. This rotor is sure to provide the performance you need. FleetPride is your First Click in Heavy Duty®.