Chevrolet Silverado heavy-duty models are offered in a range of 2500HD (three-quarter-ton) and 3500HD (one-ton) models; and are available in a wide range of configurations – three cab styles, three cargo box styles and five wheelbase lengths. They have an 18,500-pound (8,392 kg) gross combined vehicle weight rating with a gas V-8 and a 13,000-pound (5,897 kg) conventional trailer weight rating enabled by a larger-capacity trailer hitch platform. Maximum towing capacity is 16,700 pounds (7,575 kg), when equipped with a fifth-wheel hitch. A 3.08 axle ratio and fuel saver mode is standard with 5.3L V-8 for improved fuel economy. The 4.8L, 5.3L and 6.2L engines are capable of using E85 FlexFuel (85 percent ethanol and 15 percent gasoline).
Additional changes for 2010 include side curtain airbags and seat-mounted side airbags made standard on all models; and expanded availability of the rear-view camera system.
Additional changes for 2010 include side curtain airbags and seat-mounted side airbags made standard on all models; and expanded availability of the rear-view camera system.

