If you're willing to risk it, having the spare in the stock location is IMVHO actually a benefit since it acts like a cushion when you do drag and as long as you're in mild rocks and trees the chance of cutting the sidewall is a little lower. The upside is you put less shock through your bed and camper, so it lasts longer before starting to fatigue.
'91 Toyota Pickup
'09 Kawasaki KLR650
'12 Gunnar Rockhound 29
"They say the test of literary power is whether a man can write an inscription. I say, 'Can he name a kitten?'" -- Samuel Butler