From the Edmunds test:
Horsepower 325 240
Torque 375 420
Axle ratio 3.73 3.55
Manufacturer Tow Rating 8,100 7,660
SAE J2807 Certified Yes Yes
GCWR 13,300 13,750
As-Built Weight 5,160 5,877
***As-Built Tow Rating 7,840 7,573
The Ford had the 3.73 gears. That's going to be a pretty good hit to its fuel consumption. It would have been interesting to see how it would have made out with the 3.55s.