StopTech Sport Slotted Brake Rotors are premium 1-piece direct replacement brake discs for factory brake systems and stock calipers. They feature high-quality cooling vanes and a specialized slotted pattern that helps evacuate gases, dust, and heat, ensuring consistent braking performance and improved pad bite. The rotors are finished with a black e-coating for superior corrosion resistance on the non-friction surfaces. Note: This is an individual Rear Left side rotor. For a complete axle set, it is recommended to pair this with the corresponding Rear Right rotor (Art. 126.34147SR). Technical details: Rotor Diameter: 330mm, Construction: Vented, Bolt Pattern: 5x120.