Full-size pickups are the American auto industry’s bread and butter, and no one knows that crucial recipe better than Ford. For the past four-plus decades, the F-Series has been the best-selling vehicle in the country, with most of those numbers posted by the light-duty F-150. But with new threats coming soon in the way of the redesigned 2027 Chevrolet Silverado 1500 and GMC Sierra 1500, Ford knows its money-making pickup needs a refresh to keep its title.