Sierra 2500 SLE Crew Cab 4WDENGINE 6.6L V8 WITH DIRECT INJECTION AND VARIABLE VALVE TIMING GASOLINE (401 hp [299 kW] @ 5200 rpm 464 lb-ft of torque [629 N-m] @ 4000 rpm) (STD), Keyless Start, Aluminum Wheels, Smart Device Integration, Split Bench Seat, Adjustable Steering Wheel, Automatic Highbeams, Power Door Locks, Power Door Locks, Front Head Air Bag, Four Wheel Drive, Front Collision Mitigation, Tow Hooks, Floor Mats, Telematics, ABS, Power Windows, Tire Pressure Monitor, Lane Departure Warning, MP3 Capability, Auxiliary Audio Input, A/C, Daytime Running Lights, Front Collision Warning, Front Collision Mitigation, Front Side Air Bag, Tires - Front All-Season, Tow Hitch, Back-Up Camera, Requires Subscription, Requires Subscription, Keyless Entry, Cruise Control, MP3 Capability, Conventional Spare Tire, Traction Control, Front Collision Warning, Privacy Glass, Keyless Start, Integrated Turn Signal Mirrors, Satellite Radio, Navigation System, Requires Subscription, Rear Bench Seat, Tires - Rear All-Season, Stability Control, Running Boards/Side Steps, Front Collision Warning, Floor Mats, Locking/Limited Slip Differential, Driver Air Bag, Pass-Through Rear Seat, Automatic Highbeams, Telematics, Front Collision Mitigation, Cloth Seats, Lane Departure Warning, Passenger Air Bag Sensor, Bluetooth Connection, Heated Mirrors, Daytime Running Lights, AM/FM Stereo, Driver Restriction Features, Bluetooth Connection, Bluetooth Connection, Power Mirror(s), 4-Wheel Disc Brakes, Power Windows, Auxiliary Audio Input, Power Windows, Rear Head Air Bag, Daytime Running Lights, Power Steering, Smart Device Integration, Steering Wheel Audio Controls, Passenger Air Bag, WiFi Hotspot, Requires Subscription