New 2026 GMC Sierra 3500 Double Cab Service Truck Job Ready: 3 Days * See All Photos2 Photos See All Photos2 Photos Stock # Q26359 Cab Type Double Drivetrain 4WD Fuel Type Gasoline Transmission Automatic Color Summit White Body Material Steel Body Length 8' 2" Body Width 77.5" Body Inside Width 48.5" See More Details Call Dealer for Price Get Sale Price Q26359 * Check with dealer for availability