GMC AT4 2500HD Sierra 4WD. Pacific Blue metallic. These GMC trucks look as tough as they drive, with Blacked grills, Black/Alloy wheels, Black side steps and mirrors. Engine: 6.6L turbo-diesel V8, 445 horsepower at 2,800 rpm, 910 pound-feet of torque (1234nm) at 1,640 rpm. Allison 10-speed automatic transmission with tow haul mode. New for 2021 is GMC’s AT4 off-road package applied to the 2500HD/3500HD pickup trucks. The 2500HD AT4 boasts an array of electronic gear to enhance drivability, towing and off-roading, including an off-road suspension with Rancho Shocks, skid plates and Eaton locking rear differential; 18-inch wheels with Michelin all-terrain tyres (Available with 20-inchers as part of the Premium Package); Traction Select System with Off-Road mode; Hill Descent Control and Hill Start Assist; 15-inch diagonal Head-Up Display with Off-Road Inclinometer; and HD Surround Vision for low-speed views of vehicle surroundings. Available with 4490kg gvm ( car licence), 5153kg gvm, or 5493kg gvm ( LR licence) these amazing trucks are available to order in a range of colour and options. 5 year Australia wide warranty on all new American trucks. Unlimited kms. American Tough Trucks are available to order from our long established Truck, RV and Caravan dealership on the north of the CBD in SA. Order prices can change depending on options. Call or drop in for exact quote and to test drive these amazing new American Tough Trucks. We will trade late model trucks, 4WDs, luxury and sports cars, muscle cars, caravans and motorhomes, and vans. Finance and Insurance arranged. All enquiries welcome. Open 7 days.