hey guys just wondering what size tire can i go to that will fit under the stock suspenion of my 4wd 87 f150. I wnna go wider not much taller i got 235/75/15s. I also want american outlaw wheels, can anyone explain the difference between backside and offset? Thanks!

 

you can fit 31 inch tires with no problem, and other people have had 33s that only rub a little.