The 2008 Chevrolet Suburban 1500 is available as a 4-door, 7-seat sport utility. Starting at $38,085, the 2008 Chevrolet Suburban 1500 LS 4x2 is powered by a 5.3L , 8 -cylinder engine mated to an automatic transmission that returns an EPA estimated 14-mpg in the city and 20-mpg on the highway. The top of the line 2008ChevroletSuburban 1500Commercial Fleet 4x4 w/1SX , priced at $ 40,930 , is powered by a 5.3L , 8 - cylinder engine mated to an automatic transmission that returns an EPA estimated 14-mpg in the city and 19-mpg on the highway.