Hawk Performance Ceramic Street brake pads are engineered to reduce brake NVH (Noise, Vibration, and Harshness), creating a quieter performing brake pad for your premium vehicle. The ceramic composite compound is designed to deliver a smooth, linear braking profile while keeping your wheels cleaner with extremely low dust output. This kit includes a complete set of rear axle brake pads (4 pads). Part number: HB866Z.652. Key features: Low dust, quiet performance, gentle on rotors, and improved stopping power over factory pads.