457RC stands for 457 RS CORSA. 

As a seasoned biker, our passion for enhancing normal street bikes to ultimate track machine by looks and by performance is unmatched. 

We dedicate to bringing the most performance sophisticated parts for Aprilia RS457, pushing this small range bike to dominating tracks, the "CORSA". 

We don't want to just be a racer; we want to be a BETTER Racer.