Originally Posted by Phillip F

what are the essential hop ups you need to make the M05 easy to drive? A group of guys I race with are pretty fast with their M05s I don't get it.... they have the same brushed setup and tires as me. But I know they have ball diffs and I have the stock gear diffs. Does the ball diff really makes a difference? I come from 2wd off road buggy so this is pretty new to me.... On road using ball diffs.