The 2007 Chevrolet Suburban 1500 is available as a 4-door, 7-seat sport utility. Starting at $37,000, the 2007 Chevrolet Suburban 1500 LS 4x2 is powered by a 5.3L , 8 -cylinder engine mated to an automatic transmission that returns an EPA estimated 15-mpg in the city and 21-mpg on the highway. The top of the line 2007ChevroletSuburban 1500Commercial Fleet 4x4 w/1SX , priced at $ 39,800 , is powered by a 5.3L , 8 - cylinder engine mated to an automatic transmission that returns an EPA estimated 15-mpg in the city and 20-mpg on the highway.