GiroDisc caliper piston seals, sold by piston diameter from 26 mm to 46 mm, used when rebuilding a caliper. GiroDisc piston seals and dust boots suit the calipers in all StopTech and Brembo big brake kits, as well as factory Brembo fixed calipers on most cars. Choose the size that matches each piston in the caliper, and pair it with the matching-size dust boot.
Specifications
- Type: Caliper piston seal
- Piston diameters: 26 mm to 46 mm in 2 mm steps
Note GiroDisc lists the factory Brembo calipers on the Mk3 Ford Focus RS and 2018-on Subaru WRX STI as exceptions.