I live out of the damn thing (Though not the RMCC anymore, it’s too big for my laptop to handle XD) so it kinda has to be huge to store all my shit. I’d take the “horder” trait if it could account for the crap in my vehicle XD
Mostly end up driving around cities, takes too long for it turn to be able to drive it in a city.
Current Build of the Mobile Field Base:

4 V8 Engines, 2 Large Electric Engines. 36 Wide Wheels (27 Gasoline Per Turn @ Top Safe Speed, 7 Energy @ Top Safe Speed)
Safe Top Speed: 115 MPH Redlined: 1214
Current Weight: 23458 LBS
258,000 Units Gas Capacity, 3,000,000 Energy Capacity, 4,000 Water Capacity
25 Tiles long, 8 Wide (The RMCC is 30 by 10 I think and the Bread Sled was 12 by 6)
Because the big red lizard needs a big olive drab truck to carry all his crap about the wastes while traveling from town to town delivering Books, Guns, Meth, and Mutigen to all the good boys and girls whilst searching for drugs, women, ammo, and artifacts.
Merry Apocalypse, it’s the Gun Lizard. Spreading apocalyptic cheer and merriment to all the good folks of a world moved on.