GMC T8500 Tandem tilt-cabs are tough medium-duty trucks. With great maneuverability, power, and visibility, they get the job done in tight spaces, under tight schedules. The up to 53 degree wheelcut turning angle and a 33.5-inch frame width make this truck perfect for working in crowded city areas. The T8500 Tandem tilt-cabs feature a large, expansive windshield with a wide driver's view that helps drivers maneuver in and out of tight spots. Add in the power of the Isuzu 6H Diesel 7.8L I-6 engine that generates up to 300 horsepower and up to 860 lb.-ft. of torque and the GMC T8500 Tandem tilt-cabs are the right trucks to get your tough jobs done. Engine specifications are based on 2007 diesel emissions-compliant engines. See the Online Order Guide for specifications.