The 2004 Lincoln Aviator is available as a 4-door, 5-seat sport utility. Starting at $40,290, the 2004 Lincoln Aviator Luxury (100A) 4x2 is powered by a 4.6L, 8-cylinder engine mated to an automatic transmission that returns an EPA estimated 13-mpg in the city and 18-mpg on the highway. The top of the line 2004 Lincoln Aviator Ultimate (310A) AWD, priced at $45,705, is powered by a 4.6L, 8-cylinder engine mated to an automatic transmission that returns an EPA estimated 13-mpg in the city and 17-mpg on the highway.