U.S. Brake's aluminum brake calipers are machined from 6061 T-6 billet aluminum with an innovative internal interlock construction that locks together the caliper halves for increased rigidity and more consistent stopping performance with less brake pad taper. Stainless steel pistons are used for durability and to help reduce fluid temperatures. What you get is lower pedal effort, less pad wear and more consistent lap times that make this caliper the winner's choice!
F11i Series Calipers These two piston calipers have become very popular in drag racing and lightweight applications. Features internal cross-over, 4-bleeder screws and uses 3-3/4'' center-to-center mounting brackets.
F33i Series Calipers Ideal for Drag Racing, Pro Street, Street Rods and Circle Track applications. Features four ''same diameter'' pistons, internal cross-over passages and four bleeder screws that allow for easy brake bleeding no matter which side of the axle the caliper is mounted on. uses 5-1/4'' center-to-center mounting brackets.
F88i Series Calipers These 4-piston calipers are designed with differential piston bores for outstanding performance. Stainless steel heat shields and abutment plates are included for durability and reduced fluid temperatures. Uses standard 3-1/2'' center-to-center mounting brackets. Ideal for Road Racing, Circle Track and Drag Racing.
Oversize Metric GM Calipers U.S. Brake also offers a series of racing brake calipers based on the GM Metric caliper. These oversized 2-3/4'' piston models give you over 20% more caliper clamping force than standard 2-1/2'' piston versions. 100% quality checked and tested.
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