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The Wilwood caliper O-ring kit provides 1.25 inch square seals in a 4-pack for caliper rebuilds and routine service. These seals are intended to restore piston sealing surfaces and help prevent brake fluid leaks during reassembly. Use the kit when refreshing compatible calipers to maintain hydraulic integrity and consistent braking feel after installation, keeping stopping performance reliable.
Wilwood O-Ring Kit - 1.25in Square Seal - 4 pk.
