The Wilwood O-ring kit provides square piston seals in 1.62", 1.38" and 1.38" sizes and is packaged as a six-piece set. Built to match Wilwood square-seal caliper requirements, this kit is intended for caliper rebuilds and seal replacement. Install during brake servicing to renew sealing surfaces and help maintain proper hydraulic operation of the caliper assembly.
Wilwood O-Ring Kit - 1.62/1.38/1.38in Square Seal - 6 pk.