The drilled holes will reduce the heat that builds on the rotor.
The slots on the rotor removes brake and road debris and prevent pad glazing. Rotors-Drilled and Slotted-Black, Zinc Plated black, Zinc Coated, 8002-31022 Formulated with the G3000/G11H18 cast iron specification, DFC G3000/G11H18 Brake rotors are engineered to match OEM specifications for durability, reliability, and stability.•New in Box, Ready to Install, No Modifications Required. Drilled and slotted rotors will grab more bite to the brake pads giving you shorter stopping distance especially in wet weather.