Originally Posted by
Michael P
I have both the CL7R and the CL7R sti and they are both AAC. I know the CL7B's are ABC.
SIRIO'S motor line up for on road 21s are CL7R (AAC), Cl7R STI (AAC), RR STI (ABC), S21 WCR (AAC), S21 P (ABC), S21 RR (ABC), S21 RE (ABC), S21R (ABC).
+1 Mike is right the off-road line are ABC the on road are AAC