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Wilwood 2.38" stainless steel cup caliper piston for GM III/GM Metric applications is offered as a replacement piston suitable for compatible Wilwood calipers. The listing identifies the piston diameter and cup style without additional materials or application claims; it is supplied for technicians rebuilding or servicing compatible brake calipers that accept this piston size and configuration.
Wilwood Piston - 2.38in SS Cup - GM III/GM Metric
