Wilwood Left 120-14851-BK AT6R 6 Piston Caliper For 3/8", 3/4" or 13/16" Rotors Replaces 6993R/633

Introducing Wilwood’s new AT6R 6-piston race caliper. Replace those old, leaky and worn calipers with the latest in Wilwood technology. The new AT6R replaces the recently discontinued popular CNC 633 caliper, Jamar's CAL 600 caliper and also ProAm’s 6993R caliper. The calipers are left and right hand specific, featuring a progressive piston design using 1.375"/1.375"/1.750" piston bore sizes. Calipers feature a 6.875" lug mount spread and can be used with .375", .750" and .810" rotors up to a 12.3" diameter. The calipers can be used on PME, Fortin, ProAm and Jamar hubs.