Coleman Racing Racing Brake Parts
- Coleman Racing®Caliper Piston Reducer Kit (21926)Caliper Piston Reducer Kit by Coleman Racing®. This piston reducer fits the popular GM mid-size caliper with 2 1/2" piston. It is designed to help balance the front to rear brake bias by adapting a smaller piston into the rear calipers....High quality at an affordable priceExpertly made from premium materials$75.51