Brembo dirt late model disc brake kits provide exceptional braking and offer a weight savings of 10-12 lbs. on each corner. Using front and rear brake kits can save up to 40 lbs. Each kit includes forged aluminum, 4-pistonmono-block calipers, 10.9" dia. x .700" thick slotted 48-vane racing discs, lightweight aluminum bells, caliper brackets and hardware. Kit includes, 1 axle set of brakes: disc assembly (L/R), calipers, brackets and mounting hardware. Brake pads DO NOT come with kit Kit is sold as a trailing or leading axle assembly. Each axle contains a set of calipers, suitable for front or rear axle, according to the race car set up (leading or trailing). Caliper spacing needs to be .080 in order to allow proper expansion of the rotor under heat. A shim kit is included in the kit in order to space the caliper properly. A three quarter (3/4) inch master cylinder is required front and rear in order to use the Brembo Dirt Late Model Kit. Brembo suggests to service the calipers with the Brembo Seals kit and the proper conditioning fluid every 1,000 miles or in case of high temperature (over 400°F/205°C) to guarantee a long life of the caliper.Pit Stop USA offers Brembo Dirt Late Model Rear Brake Kit 90.S061R at low everyday prices. Be sure to check out all of our products from Brembo including Brembo Rear Brake Kits.