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Wilwood ST Powerlite caliper with dual 1.38/1.38 pistons and .79/.86 rotor compatibility. This listing highlights piston sizes and rotor thickness ranges that define the caliper’s intended braking application. Use it as a replacement caliper or in a Wilwood-compatible brake assembly when the specified piston geometry and rotor dimensions are required.
Wilwood ST Powerlite Caliper 1.38/1.38 .79/.86
