Haven't had it off road yet. No rubbing on the street at all. Too early to tell on the gas mileage. So far it seems to about the same. If you want a 35 inch tire on a 16x10 rim this setup works great. More later...
_________________
2001 Dodge Ram 1500 SLT Off-Road Quad Cab, 5.9L, Auto, 4.10 gears, 3" Rough Country lift, Heckethorn 8000 shocks, duel stabilizers, 315/75-R16 Goodyear MT/R, 16x10 M/T Classic II, Flowmaster custom duel exhaust, K&N Gen II.