ok im totally confused about what gearing i should get for my truck. i have heard so many things lately i dunno what to do. i was told to get 4:56 gearing. but then i was told if i get them i wasnt gonna be able to cruise down the freeway at 90 if i want to. i have a 4 cylinder so can someone please clarify what i am going to be expecting if i get 4:56 gears im gonna evenmtually be running 32 or 33 inch mudders hopefully. please help before i get into something i dont want to get into to.