EBC S1 rear pad and rotor kit pairs Ultimax 2 pads with RK rotors as a direct-fit replacement for rear applications. The market description highlights a bundled saving versus separate parts, Aramid-fiber Ultimax pads with patented Brake-in coating for faster bed-in, and rotors with Geomet anti-rust coating that are balanced and runout tested for smooth braking.
EBC S1 Brake Pad and Rotor Kit