This Wilwood stainless steel caliper piston measures 1.88" x 1.03" and is a replacement component for compatible calipers. Produced to exacting dimensions, the piston is used during caliper rebuilds to restore correct bore fit, sealing, and pad movement. Installing it with the appropriate seals and rebuild hardware returns a caliper to proper hydraulic function and consistent brake engagement.
Wilwood Piston - 1.88inin x 1.03in SS