StopTech Sport Slotted & Drilled Brake Rotors (Right Side) are 1-piece direct replacement brake discs for factory brake systems and stock calipers. They offer improved cooling and biting power over standard rotors. The cross-drilling and slotting aid in heat and brake dust dispersal, preventing pad glazing and improving wet weather response. This part (127.34059R) is a single Rear Right brake rotor. For a complete axle setup, it is recommended to pair with the Left Side rotor (127.34059L). Specifications: 312mm Diameter, 25mm Thickness, 5x112 Bolt Pattern.