The Wilwood Superlite FNSL4R caliper is specified in a 1.12/1.12 configuration and matched to a .810 rotor size in this listing. As a Superlite-series caliper it offers compact packaging with a focus on accurate pad placement and controlled piston sizing, making it suitable for rear or compact big-brake applications where the .810 rotor interface and the FNSL4R mounting must be respected.
Wilwood 1.12/1.12 FNSL4R Caliper .810 Rotor Ano