In the first quarter, foreign auto makers will produce 1.4 million cars and trucks in the U.S., roughly equal to domestic output, projects Toyota Motor Corp.’s TM 2.00% choice of Alabama as the new home for a shared factory with Mazda Motor Corp. 7261 0.70% marks a major shift in U.S. vehicle manufacturing, with foreign auto makers soon set to build more cars and trucks in America than the Detroit giants. American car makers already have given up the crown in the overall U.S. car business, with market share of the so-called Big 3 dwindling to 44% in 2017. More cars were sold last year with Asian nameplates than domestic ones. In coming years, however, General Motors Co., Ford Motor Co. F -0.38% , and Fiat Chrysler Automobiles FCAU -0.55% NV are likely see their dominance in vehicle production entirely evaporate as rivals from Toyota to Mercedes-Benz increase […]