The 1999 Ford Explorer is available as a 2-door, 4-seat sport utility. Starting at $20,065, the 1999 Ford Explorer 4x2 2dr is powered by a 4.0L , 6 -cylinder engine mated to a manual transmission that returns an EPA estimated 18-mpg in the city and 23-mpg on the highway. The top of the line 1999FordExplorerBase , priced at $ 34,540 , is powered by a 5.0L , 8 - cylinder engine mated to an automatic transmission that returns an EPA estimated 14-mpg in the city and 19-mpg on the highway.