StopTech Sport Slotted Brake Rotors are premium 1-piece replacement brake discs for factory braking systems. The directional slotting aids in dispersing heat, gas, and brake dust, ensuring consistent braking performance and improved initial bite. These rotors feature a special black e-coat finish on the hubs and vanes for superior corrosion protection. This specific part (126.45064SR) is a single Rear Right (Passenger Side) rotor. For a complete rear axle set, it is recommended to pair this with the Left side rotor (126.45064SL). Specifications: Rotor Style: Slotted; Position: Rear Right; Diameter: 278mm; Height: 41mm; Thickness: 10mm.