6-Speed Automatic HD Electronic with Overdrive, 4WD, Dark Ash With Jet Black Interior Accents Cloth. Summit White 2016 Chevrolet Silverado 2500HD Work Truck 4WD 6-Speed Automatic HD Electronic with Overdrive 6.0L 8-Cylinder SFI Flex Fuel OHV Recent Arrival! Reviews: * Impressive hauling and towing capabilities; refined and quiet ride; strong diesel engine; available CNG fueling for regular V8; solid build quality. Source: Edmunds
