All EBC rotors are British made and are precision machined in the UK, Having sold hundreds of thousands of brake kits feel confident their approach is as perfect as it gets. Help reduce brake fade at speed. Narrow slots reduce air noise, EBC Brakes USR7662 USR Slotted Rotor: Automotive. Rotors are made from high quality grey iron to exacting standards and undergo extensive testing and rigorous quality control, Black Geomet coating to protect against corrosion, Buy EBC Brakes USR7662 USR Slotted Rotor: Rotors - ✓ FREE DELIVERY possible on eligible purchases, Choose from EBC plain non drilled rotors or sport rotors in two choices - wide aperture 3GD series for cooler running or new SUPER SILENT Ultimax USR slotted series. Slotted brakes run cooler over OE style rotors. Slots help rotor maintain flat and parallel rotor and pad wear. Slotted rotors can significantly improve brake performance and longevity when used with a matching high friction pad set.