The 1999 Chrysler Concorde is available as a 4-door, 5-seat sedan. Starting at $21,740, the 1999 Chrysler Concorde LX is powered by a 2.7L , 6 -cylinder engine mated to an automatic transmission that returns an EPA estimated 21-mpg in the city and 30-mpg on the highway. The top of the line 1999ChryslerConcordeLXi , priced at $ 21,740 , is powered by a 3.2L , 6 - cylinder engine mated to an automatic transmission that returns an EPA estimated 19-mpg in the city and 29-mpg on the highway.