StopTech ST-60 | 6 piston Caliper
ST-60 calipers are used on 355mm to 380mm diameter rotors. On certain truck applications, please reference the ST-65 caliper. Wide annulus pads are also available for F8X BMW M3/M4 and Corvette C7 Wide Annulus kits.
StopTech ST-65 | 6 piston Caliper
ST-65 calipers are used on 6 piston truck applications and armored 6 piston vehicle applications.
StopTech ST-45 | 4 piston Caliper - discontinued
ST-45 Calipers are used on the rear of the 4 piston 355mm Nissan 350z, 370z, Infiniti G35/G37, and nearly all 380mm 4 piston big brake kits manufactured prior to 2011. NOTE: The pad shape for the ST-45 has a very slight difference from the standard ST-40 caliper. Use of ST-40 shaped pads in a ST-45 caliper will result in improper pad wear and noise.
StopTech ST-20 | 2 piston Caliper - discontinued
ST-20 sliding calipers were used on Chrysler PT Cruiser and Dodge Neon SRT-4 big brake kits.