Originally Posted by
snopro31
with rotors i see there is options like 12.3 and 12.5 what do they do different? is one more rpm and the other more torque if so what one is what
Larger diameter rotors tend to provide more torque, whereas smaller ones provide more RPM. They both have their advantages to suit driver preferences and track conditions. If you have a specific application , please email Matt Murphy at
[email protected] and he'll be able to recommend one to meet your needs.