StopTech Sport Rotors are 1-piece direct replacement brake discs for factory brake systems and stock calipers. This part number (127.44189R) is for the Rear Right (Passenger Side) slotted and drilled rotor. It features a unique cross-drilling and slotting design that aids in heat and brake dust dispersal, prevents pad glazing, and improves braking performance in wet and dry conditions. The rotors finished with a black e-coating on the hubs and vanes for superior corrosion resistance. Kit components: 1 x StopTech Sport Slotted & Drilled Brake Rotor (Right Rear) - SKU: 127.44189R.