The Ford F-150 pickup truck ... which had a 1.5-ton chassis. The F-Series had its birth in 1948 covering six truck classes, from a half-ton to a cab-over truck. Power and capacity increased ...
The Explorer Sport Trac is built on the same chassis as the Explorer SUV ... Gas mileage is in line with other crew-cab pickups, at 13 mpg city and 19 mpg highway.