StopTech Sport Rotors are 1-piece direct replacement brake discs for factory brake systems and stock calipers. This Front Right (Passenger Side) rotor features a cross-drilled and slotted surface finish that improves heat and gas dissipation, enhances braking performance in wet conditions, and adds a sporty look to your vehicle. Part Number: 127.42076R. This is a single rotor unit. Key features: E-Coated finish for corrosion resistance, high carbon metallurgy for reduced noise and increased durability, and directional cooling vanes.