[Cory]

Originally Posted by JamesBrown

I am almost positive it is live axle, I know I talked to Rob from 121 about it, if you look at pictures of the robot from the year before you can see the drive system better, the design is almost Identical, other than the addition of more clearance this year.

They used bushings.

If you want to use bearings (which most people do), you can't do it without mounting pillowblocks on the top of the frame.