Parts & Accessories Spare parts A set of original sports front brakes from Brembo company for GMC and Chevrolet in all its versions, sedans and pickups, with a rim size of 20+. The calipers are 6 pistons. The hubs are double the size of regular hubs. The pads are double the size of regular pads. The benefit is increased performance and power of the front brakes, and consequently, an improvement in the overall braking system of the car. Only two sets are available.