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The Wilwood caliper O-ring kit includes 1.88 and 1.62 inch square seals in a 4-pack for caliper rebuilds and seal replacement. These square seals are intended to restore piston sealing surfaces and help prevent brake fluid leaks during routine maintenance. Keep a set on hand when rebuilding compatible calipers to maintain safe brake operation and consistent pedal feel.
Wilwood O-Ring Kit - 1.88/1.62in Square Seal - 4 pk.
