DEARBORN, MI – Ford Motor Co. is unveiling an updated line of F-Series large pickups and work trucks designed for heavy-duty use, according to Forbes magazine. The new trucks will have additional towing capacity, a new 6.4L diesel engine, a tailgate that turns into a step, a refined suspension to improve ride and handling, and other new features. The F-250, F-350, F-450, and F-550 will compete in the category of work trucks weighing more than 8,500 lbs. The new models will reach dealerships in early-2007. Order date begins Nov. 1, 2006. Ford has sold about 900,000 F-Series trucks annually in recent years. About 40 percent of F-series trucks sold are Super Duty trucks, the report said.