The PowerStop Evolution Geomet coated rear rotor for 2009–2019 Audi A4 is a direct-fit replacement finished with Genuine GEOMET 360 coating to protect against rust and corrosion without affecting braking performance. Manufactured to original equipment specifications for weight, vane count and tolerances, these rotors are dynamically mill-balanced for quiet, smooth operation and install without modifications.
Power Stop 09-19 Audi A4 Rear Evolution High Carbon Geomet Coated Rotor