2015 GMC Sierra 3500HD IV (GMTK2XX) Crew Cab Standard Box specs, Fuel consumption, Dimensions
Start of production 2015; End of production 2019 | Pick-up Power: from 301 Hp to 445 Hp Length 6083 mm (239.49 in.); Height 1990 mm (78.35 in.); Wheelbase 3904 mm (153.7 in.);