Have a fl70 freightliner, 9 speed, use it for everything, has fifth wheel, goose ball, and heavy bumper hitch, have a overhead rack with turn singnals, stops light for pulling things with out lights. Turned right side 100 gal fuel tank into farm fuel , will keep a sprayer running for a day, have 12 volt pump. Also have hose reel for air. On our gravel roads in Texas some have flint rocks, 11.22.5 tires don,t have flats, mine will turn shorter than a pickup. Also when your though for the day leave truck and nurse tank hooked up at headquarters and drive half ton pickup home.  Have different type hitch insert to pull anything from a sixteen foot bumper, penal on a plow to a module builder.  Only down side like everyone has said , it will not go in the mud.