Plain Rear Brake Rotor Set (WFPN1-67103) by R1 Concepts®. Brake Rotors provide high-quality stopping power at a low and affordable cost. Your brake rotors will last longer, cost you less, and ensure your vehicle’s safety for thousands of miles to come. Cross-Drilled and Diamond-Slotted rotors provide the maximum benefits in stopping power, durability, and performance. Made of ceramic materials that are pressure-adhered within the brake-pad compound, ceramic brake pads are quieter and smoother. For vehicles that stop on a dime – without any unpleasant sounds – ceramic brake pads offer the best. An exceptionally hard and durable material, ceramic brake pads will last a long time between changes – providing superior stability and safety without the cost of repeated maintenance.