How about Professional Grade in a 3500HD machine! A 6.0-liter V8 with 322 horsepower and 380 lb-ft of torque, regular cab, & four wheel drive. With a fully boxed frame, beefed-up suspension, as well as bulked-up brakes, makes this Sierra a true machine of trailer-towing, payload-toting machine. Standard safety equipment as four-wheel disc ABS and daytime running lights across the board. Did you see the size of this truck? It is ready to work! Print this page and call us NOW for your personalized GMC test drive towards ownership.