Satisfied Brakes GS6-D503 GranSport Carbon Ceramic Disc Brake Pads w/Racegrid Superior carbon ceramic formulations provide a stable friction coefficient of .38 - .42 Delivers superior and consistent stopping power in an operating range of 100 - 700 degrees F RaceGrid backing plate friction system to eliminate shear Stainless steel multi layered shims Slots and chamfers (where applicable)