O K here goes ,, hope I dont get jumped on to hard, becuse this is like some other post.......... what I have now is an 2000 F350 crew cab dually, 4 x 4 with juice 3 stage chip, AFE 7 air filter, 4" exhaust, hilwig anti swaybars front and rear, bilsteen ( sp) shocks front and rear, oversized oil pan, full set of gages, air bags ect, 4;10 gears I have an 11 ft camper and weigh in just under 14,000lbs, truck is a 9 on scale of 10, but the best I can get milage wise is 10mpg at 60mph, empty just bearly 13 mpg,,,,,What I am looking at would be an dodge set up the same ,,,,but I am not sure what year? I will be buying used with low miles but what year ?, 05 , 06, or 07, any problems with thoes years,??? Oh yes also pulling a 4,000 lb boat , or trailer with quads,,,,,would the dodge with 3;73 gears pull this ? maimly looking to improve the milage while pulling.......looking for your input as I have no idea on the dodge,,,,,,,,,,love the ford just time to upgrade, to a newer truck and am going to try dodge,,,,,,,,,,,,,thanks:beer