Gas Milage
I recently pulled a 32' toy hauler from Chicago to Crandon, WI with a 2000 F350SD SRW 179k on the truck and driving 60mph, overdrive off, and got 9mpg. I usually get 15 to 15.5mpg in the city and 17.5 on the highway and I usually drive about 70mph.
Have a good day.
Harold