Ian Thibodeau The Detroit News Published 6:14 AM EST Feb 5, 2019 Ford Motor Co.’s biggest pickups will get new engines and technology when the redesigned 2020 Super Duty is introduced later this year. The trucks — the Super Duty badge applies to the F-250, F-350 and F-450 models — will hit Ford’s lineup as the automaker moves to sell higher-margin vehicles, turn away from sedans and small passenger-cars, and attempt to give U.S. buyers more of what Ford thinks they want. For the foreseeable future that means big, powerful trucks with features to make them more user-friendly. The Super Duty line picks up where the F-150 leaves off. “We pride ourselves on offering trucks for every customer,” said Todd Eckert, Ford F-Series marketing manager. Eckert said about 60 percent of Super Duty sales are retail. The rest go to fleet buyers. Some of the retail sales are made up of small-business owners like plumbers or electricians who only need a couple of trucks. But the hulking pickups appeal to a range of customers, he said. And they’re a big reason Ford can year after year claim it has the best-selling pickup brand in the country. It does. But that brand is made up of…