Quality validated for proper metallurgy and correct brake plate thickness 19327434 Description: ACDelco Advantage Coated Disc Brake Rotors provide reliable vehicle braking power. Their robotic-applied, baked-on coating helps prevent brake pulsation, helps prevent the rotor from seizing to the hub, and provides superior rust prevention against harsh environmental elements such as rain, snow, and corrosive road sprays ACDelco Advantage Coated Disc Brake Rotors provide reliable vehicle braking power. 2017-2022 Toyota Prius Prime Brake Rotor - AC Delco 18A2635AC - Rear Acdelco Advantage Coated Brake Rotor ACDelco 18A2635AC | Rear Disc Brake Rotor Non-directional Ground Finish Brake Rotor Mill-balanced for proper rotor function; no extra weights needed Acdelco 18A2635AC Coated Rear Disc Brake Rotor FAST & FREE SHIPPING FinditParts (58378 They are also ready to be installed right out of the box, with no machining required. They feature a non-directional ground finish that helps to extend brake pad life and minimizes thickness variation.