Should be, could be without problem so long as you don't mind it looking like a casula tractor... Same as with the armored trucks really.
Got another silly one, think it is in the game oob, that's an Algerian war-era French para RLR scooter! Yes, a vintage Vespa scooter, with a US 90mm recoilless rifle sitting on the rear seat, barrel protruding through the front shield...
Images can be found
here 