This product is a DFC Disc Brake Rotor with Geospec Coating and Drilled design. It fits Porsche 911 models from 1999 to 2021 and has a discard thickness of 26mm. The rotor is vented and has a rust-resistant coating. It is a universal fitment and can be placed on the rear left side of the vehicle. This product is not a vintage part and does not have any performance enhancements. It comes with a California Prop 65 Warning for Cancer and Reproductive Harm.