5.3L V8 crew cab long box, Chevy Safety Assist Package automatic emergency braking, front pedestrian braking, lane keep assist with lane departure warning, following distance indicator, forward collision alert, Intellibeam headlamps Max Trailering Package includes 9.76" rear axle, enhanced cooling radiator, revised shock tuning for increased control, heavier duty rear springs, increased RGAWR,220-amp alternator,18" wheels, trailer brake controller. Includes,3.42 axle ratio heatedand power trailering mirrors, heated front bucket seats, heated steering wheel, remote vehicle start, wheel to wheel assist steps, molded splash guards