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Wilwood GM caliper square O‑ring kit, 2.50 size, four‑pack. These replacement seals fit specified GM caliper bore diameters and are intended for caliper rebuilds to restore proper sealing and pedal feel. Sold as a set of four, the square O‑rings provide the necessary spare seals when overhauling Wilwood or compatible GM calipers during routine maintenance or rebuilds.
Wilwood GM Caliper SQ-Ring Kit 2.5 4-Pk
