If we're showing trucks here's mine!
2001 with a 5 speed and 4:10 reared that got 15MPG on the highway and 7MPG towing my 11.000 pound tractor

I traded the 2001 when fuel was high for an 06 with an automatic with 3:55 rear that that I get 15 on the highway and 10.5 towing my 12,000 pound fifth wheel