How to Replace BW Brake Rotors? - DIYCarExpert M specifications in mind, no modification required. Designed for smoother and quieter stopping, built for longer lasting, consistent braking performance. High Performance Brake Rotors: Made of G3000 grade cast iron with Geomet finish for ultimate rust protection., Built with O., E. R1 Brakes Reviews R1 Concepts WHPN1-13021 - Drilled And Slotted Black Disc Brake Rotor Set Brake Rotor And Pad Kit These rotors meet or exceed OE specifications for ease of installation and are treated with a premium coating for superior corrosion protection. They feature surface drill holes and slots that significantly improve cooling, grip and removal of deposits for added performance Low Dust & Noise: Brake pads come with shims to eliminate noise. All-in-One Complete Brake Kit Replacement: R1 Concepts Carbon Front & Rear Brake Kit comes with (4) high performance brake rotors and (8) low-dust ceramic brake pads and hardware kit. R1 Concepts Drilled and Slotted Carbon Coated Disc Brake Rotor Set with Low dust, asbestos free special ceramic formulation provides excellent fade resistance.