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The Wilwood O-ring kit supplies 1.75" round piston seals in a four-piece pack for caliper rebuilds. These replacement round seals are intended for use when servicing calipers that call for the 1.75" size, helping to renew sealing surfaces and preserve hydraulic integrity. Fit them during caliper maintenance to support consistent brake operation.
Wilwood O-Ring Kit - 1.75in Round Seal - 4 pk.
