Bronco 2 max tire size without lift?

[camokids]

i have a 2"superlift w/ 31's that rub

 

[tomahawk350]

all depends on the condition of your springs, my springs are in relatively good shape. 30 x 9.5's fit fine and could easily put 31's on. The problem is my 3.45 gear ratio. I need to swap to 3.73 gears to climbs the PA mountains....