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The Wilwood caliper piston (1.75" x 1.05" thermlock) is a service replacement intended for caliper rebuilds. Dimensioned to Wilwood specifications, this piston helps re-establish proper sealing and movement inside the caliper during a brake overhaul. Confirm the piston size against your caliper and install with compatible seals and hardware for safe brake function.
Wilwood Piston Thermlock - 1.75in x 1.05in
