I've never owned a 7.3 but that shouldn't mean anything I use to have a 2011 dodge ram 1500 with leveling kit federal couragias 33x12.50x20 and fuel krank 20x12s -44mm no rub at all my old 95 12 valve cummins had a leveling kit with 35x12.50x20 Mickey Thompson Atzs with 20x12 gears wheels and...