The Wilwood TC6R radial-mount caliper brings a refined Big Brake solution with six stainless pistons contained in a high-strength forged aluminum body. It’s built to deliver the stopping power and durability required for heavy loads on custom late-model trucks and sport utility vehicles. The product description lists piston dimensions and a 1.38 in disc spec to match rotor compatibility.
Wilwood Caliper-TC6R-Red 1.88/1.62/1.62in Pistons 1.38in Disc