The 2018 Lincoln Navigator is available as a 4-door, 7-seat sport utility. Starting at $72,555, the 2018 Lincoln Navigator Premiere 4x2 is powered by a 3.5L , 6 -cylinder engine mated to an automatic transmission that returns an EPA estimated 16-mpg in the city and 23-mpg on the highway. The top of the line 2018LincolnNavigatorBlack Label 4x4 , priced at $ 94,205 , is powered by a 3.5L , 6 - cylinder engine mated to an automatic transmission that returns an EPA estimated 16-mpg in the city and 21-mpg on the highway.