All Goodyear rotors are CNC precision machined for efficient braking and smooth and quiet operation. AntiOX Max full coating for maximum corrosion protection and performance appeal. Goodyear rotors are built to OEM specifications for individual vehicle configuration and every rotor is balance tested to eliminate vibration and extend the life of the rotor. Made from high carbon castings Goodyear rotors have enhanced strength stability and durability - Each rotor has enhanced noise dampening and a dipped core for smoother airflow.