Ford's Super Duty F-250pickup no longer looks like the F-150. Completely redesigned and re-engineered for 1999, the Super Duty F-250--and the rest of the new Super Duty F-Series pickups--now look like real trucks.Their menacing square-jawed front ends, brawny-looking raised hoods and aggressive headlamps are a big tip-off that there are significant differences underneath. In fact, the Super Duty F-Series trucks ride on an entirely different platform from the regular F-150 and F-250 models. The new Ford Super Duty F-250, which replaces the previous F-250HD, should not be confused with Ford's lighter duty F-250, which shares the F-150's aerodynamic body and chassis.Click here to read more