New 2021 GMC Sierra 2500 AT4

Driver Alert Package I: Ultrasonic Front and Rear Park Assist; Rear Cross Traffic Alert; Lane Change Alert with Side Blind Zone Alert; Perimeter Lighting,Preferred Equipment Group 4SB: HD Rear Vision Camera; LED Cargo Area Lighting; Remote Vehicle Starter System; 2 USB Ports (1st Row); Electric Rear-Window Defogger; Wireless Phone Projection; Floor-Mounted Center Console; Unauthorized Entry Theft-Deterrent System; Painted Black Surround Grille; Compass Located in Instrument Cluster; 4.2" Diagonal Color Display Driver Info Center; Electrical Lock Control Steering Column; 120-Volt Instrument Panel Power Outlet; Heated Driver & Front Outboard Passenger Seats; X31 Off-Road Package; Front Premium Floor Liners with Removable Carpet Insert; Steering Wheel Audio Controls; Rear Premium Floor Liners with Removable Carpet Insert; OnStar and GMC Connected Services Capable; 120-Volt Bed Mounted Power Outlet; Heated 2nd Row Outboard Seats; Power Front Passenger Windows with Express Up/down; 2-Speed Active Transfer Case; Deep-Tinted Glass; 6.6L V8 with Direct Injection and Variable Valve Timing Engine; Spray-On Pickup Box Bed Liner with AT4 Logo; Power Rear Windows with Express Down; Red Recovery Hooks; Integrated Trailer Brake Controller; Power Windows with Driver Express Up/down; Heated and Ventilated Front Bucket Seats; Manual Tilt-Wheel/telescoping Steering Column; 2nd Row Dual USB Charge-Only Ports; Keyless Open and Start; ProGrade Trailering System; Rear Wheelhouse Liners; 12-Volt Rear Auxiliary Power Outlet; 2 USB Ports; Power Door Locks,AT4 Preferred Package: HD Surround Vision; Bose Premium 7 Speaker Sound System; Power Sliding Rear Window with Defogger; LED Smoked Amber Roof Marker Lamps; Wireless Charging; Bed View Camera with Two Trailer Camera Provisions; Universal Home Remote; Premium GMC Infotainment System Radio with Navigation,Gooseneck/5th Wheel Package: Gooseneck/5th Wheel Prep Package; Bed View Camera with Two Trailer Camera Provisions,Brownstone Metallic,Bed View Camera with Two Trailer Camera Provisions,LED Smoked Amber Roof Marker Lamps,Android Auto/Apple CarPlay smart device wireless mirroring,OnStar 4G LTE mobile hotspot internet access,HD Rear Vision Camera w/Hitch View rear mounted camera,Brake assist system,Cruise control with steering wheel mounted controls,Ventilated driver and front passenger seats,Integrated navigation system with voice activation,Keyfob remote engine start,Heated steering wheel,Heated driver and front passenger seats,Heated rear seats,Leather front seat upholstery,Primary monitor touchscreen,Rear Cross-Traffic Alert collision warning,Driver seat power reclining, lumbar support, cushion tilt, fore/aft control and height adjustable control,AutoTrac part and full-time 4WD,6.6L V-8 gasoline direct injection, variable valve control, regular unleaded, engine with 401HP,Front wireless smart device charging,Teen Driver restricted driving mode,Keyless Open/Keyless Start with hands-free access and push button start,Keyfob window control,Aerial view camera,Bluetooth wireless audio streaming,Hitch Guidance back-up-to-hitch assist,Front mounted camera,Right side camera,Pickup box camera,Left side camera,Lane Change Alert with Side Blind Zone Alert blind spot warning,GMC ProGrade Trailering System trailer light test,GMC ProGrade Trailering System trailer light malfunction warning,GMC ProGrade Trailering System trailer theft alarm,Dual-zone front climate control,Immobilizer,Bose speakers,Bluetooth handsfree wireless device connectivity,Trailer brake controller,Trailer sway control,Trailering Assist Guidelines trailer backup assist with visual graphic guidance only,External memory control,Internet radio capability,6 USB ports,Power extendable trailer mirrors,StabiliTrak w/Proactive Roll Avoidance electronic stability control system with anti-roll,Hill Descent Control (HDC),Hill start assist,Automatic climate control,Rear Seat Reminder rear seat check warning,UltraSonic front and rear parking sensors,LED daytime running lights