The 2013 Chevrolet Suburban 2500 is available as a 4-door, 7-seat sport utility. Starting at $45,480, the 2013 Chevrolet Suburban 2500 LS 4x2 is powered by a 6.0L , 8 -cylinder engine mated to an automatic transmission that returns an EPA estimated 10-mpg in the city and 16-mpg on the highway. The top of the line 2013ChevroletSuburban 2500Commercial Fleet 4x4 , priced at $ 48,320 , is powered by a 6.0L , 8 - cylinder engine mated to an automatic transmission that returns an EPA estimated 10-mpg in the city and 15-mpg on the highway.