[Patrick]

Originally Posted by Cd

Mesilla Valley Transportation
I find it odd that they just cover two sets of wheels, but I'm sure there is a reason.

The wheels on the drive axles are dished in so it's easy to put a cover on. The wheels on the front (steering) axles are dished out so it's a lot harder to put a cover on. It could still be done, but would stick out quite a bit.