I have a 2002 Ford Ranger supercab 4x4 that i tow my boat with has the v6 in it with 4.10 gears, my boat motor and trailer weighs somewhere around 3,000 pounds, truck pulls does a good job pulling the boat i have no complaints and where i live it's all hilly, i just lock it out of overdrive and go on, the only issue i have is stopping power as there are no brakes on boat trailer. Truck weighs around 4,000 pounds with a 3,000 pound trailer pushing it....i get about 13 mpg towing 17/18 running around here empty and about 19-20 on highway if i keep it under 80mph...truck also has 260,000 miles on it.