Front Brake Kit R1 Concepts Front Brakes And Rotors Kit |Front Brake Pads| Brake Rotors And Pads| Ceramic Brake Pads And Rotors |Hardware Kit WFWH1-63191 R1 Concepts Brake Kit High Performance Brake Rotors: Made of G3000 grade cast iron with zinc finish for ultimate rust protection., Built with O., E. M specifications in mind, no modification required. Headquartered in Los Angeles, California, USA. R1 Concepts Wgwh1 40091 R1 E Line Series Brake Rotor D S Reliable Street Performance: Diamond slotted design increase brake pad bite, extends brake pad life and serves as a rotor wear indicator giving you a heads up before your next replacement. Ultimate Stopping Power: Precision-drilled holes and countersunk design prevents cracking and build up, enhances ventilation and dissipates heat. R1 Concepts Brake Components provide high-quality stopping power. Low Dust & Noise: Brake pads come with shims to eliminate noise. Designed for smoother and quieter stopping, built for longer lasting, consistent braking performance.