RE: XTM MAMMOTH V. AE MGT
Two disks in front of the spur gear, Two disks in back. Take a hard look at the picture of the spur gear. That will allow you to figure out the set up. its immpresive you really need to see it run. What I like most about it is everything on this truck is there for a reason. No gimmicks like fake piggyback shocks. This truck is made for seriuos racing