The Ford Fusion is a four-door, five-passenger mid-size sedan manufactured and marketed by Ford. Introduced for the 2006 model year, three generations of the Fusion have been produced in gasoline, gas/electric hybrid, and gas/plug-in electric hybrid variants. The Fusion is manufactured at Ford's Hermosillo Stamping and Assembly plant in Sonora, Mexico alongside its rebadged variant the Lincoln MKZ, and formerly the Mercury Milan, both of which share its CD3 platform.

The Lincoln MKZ, is a four-door, five-passenger mid-size sedan manufactured by Ford and marketed as the Zephyr (MY 2006) and as the MKZ (MY 2007–present) by Ford's Lincoln brand — across two generations in both gasoline and hybrid gas/electric models. Along with the badge engineered variant Ford Fusion, the MKZ is manufactured at Ford's Hermosillo Stamping & Assembly plant in Mexico.