Audio System, Chevrolet Mylink Radio With Navigation And 8” Diagonal Color Touch-Screen, Am/Fm Stereo, Battery, Heavy-Duty Dual 730 Cold-Cranking Amps/70 Amp-Hr, Black, Bose Sound With 6 Speaker System, Capped Fuel Fill, Console, Floor Mounted, Dark Ash With Jet Black Interior Accents, Perforated Leather-Appointed Seat Trim, Duramax Plus Package, Emissions, Federal Requirements, Engine Block Heater, Engine, Duramax 6.6L Turbo Diesel V8, B20-Diesel Compatible, Exhaust Brake, Front And Rear Park Assist, Ultrasonic, Gvwr, 11,500 Lbs. (5216 Kg) With Single Rear Wheels, Hill Descent Control, Lamps, Smoked Amber Roof Marker, Led Lighting, Cargo Box, License Plate Kit, Front, Lpo, Assist Steps – 6” Chromed Rectangular, Ltz Plus Package, For Crew Cab And Double Cab, Ltz Preferred Equipment Group, Paint, Solid, Pedals, Power-Adjustable For Crew Cab And Double Cab Models, Rear Axle, 3.73 Ratio, Seating, Heated And Vented Perforated Leather-Appointed Front Bucket, Seats, Front Full-Feature Leather-Appointed Bucket With (Ka1) Heated Seat Cushions And Seat Backs., Steering Wheel, Heated, Leather Wrapped With Audio And Cruise Controls, Sunroof, Power On Crew Cab Models, Tires, Lt265/70R18e All-Terrain, Blackwall, Trailer Brake Controller, Integrated, Trailering Wiring Provisions, For Camper, Fifth Wheel And Gooseneck Trailer, Transmission, Allison 1000 6-Speed Automatic, Electronically Controlled, Underbody Shield, Frame-Mounted Shields, Wheels, 18” (45.7 Cm) Chromed Aluminum, Wireless Charging, Z71 Package, Off-Road.