Hawk ER-1 Endurance Racing brake pads are formulated for motorsport calipers such as Brembo and Wilwood, supplied to fit without modification. The ER-1 compound and pad design are intended for endurance racing environments where consistent braking is required; product notes include a 0.775" thickness and compatibility with a range of high-performance calipers. These pads are built to meet rigorous manufacturing standards for race use.
Hawk ER-1 Endurance Racing Brake Pads for Brembo/Wilwood Motorsport Calipers