It's shaping up to be a rough year for Ford's top-selling nameplate — the redesigned F-series pickup — because of chronic microchip shortages that have upended output, inventory and U.S. sales (down 7.9 percent through August). But the latest Ford F-150 Raptor is anything but forgettable. The first F-150 Raptor created the extreme performance pickup segment some 12 years ago.