Raybestos 781774P Specialty Performance Police Replacement Front Disc Brake Rotors are engineered for superior performance and deliver unmatched stopping power, cooling properties and noise control for law enforcement agencies that demand performance, stealth and dependability in the patrol vehicles they operate on city streets. The ultimate upgrade, these police rotors are made from an enhanced iron material which includes maximized noise suppression, long thick carbon fibers to absorb noise and higher thermal conductivity to keep brakes running cool, quiet and vibration free. Police rotors meet the SAE standard for tensile strength, guaranteeing structural integrity and maximum service life.