10-Speed Automatic, 4WD, Black Leather, 10-Way Power Driver Seat Adjuster with Lumbar, 10-Way Power Passenger Seat Adjuster with Lumbar, 120-Volt Bed Mounted Power Outlet, 120-Volt Instrument Panel Power Outlet, 18"" Machined Aluminum Wheels, 2 Charge-Only Rear USB Ports, 2 Charge/Data USB Ports, 2 Charge/Data USB Ports Inside Center Console, 2-Speed Active Transfer Case, 6-Speaker Audio System Feature, 6"" Rectangular Chromed Tubular Assist Steps, Adaptive Cruise Control, Bed View Camera with Two Trailer Camera Provisions, Bose Premium 7-Speaker Sound System, Chrome Surround Grille with Chrome Insert Bars, Deep-Tinted Glass, Driver Memory, Electric Rear-Window Defogger, Floor-Mounted Center Console, Front 40/20/40 Split-Bench Seats with Lockable Storage, Front Bucket Seats, Front Rain-Sensing Wipers, HD Surround Vision, Heated 2nd Row Outboard Seats, Heated Driver and Front Outboard Passenger Seats, Hill Descent Control, Keyless Open and Start, LED Cargo Area Lighting, LED Smoked Amber Roof Marker Lamps, Manual Tilt-Wheel/Telescoping Steering Column, Off-Road Suspension, Power Front Windows with Passenger Express Up/Down, Power Sliding Rear Window with Defogger, Preferred Equipment Group 4SA, Push Button Start, Rear Cross Traffic Alert, Rear Wheelhouse Liners, Remote Vehicle Starter System, Safety Alert Seat, Sierra HD Pro Safety Plus Package, SiriusXM with 360L Trial Subscription, SLT Convenience Package, SLT Preferred Package, SLT Premium Package, Spray-on Pickup Bedliner with GMC Logo, Steering Wheel Audio Controls, Trailer Camera Provisions, Trailer Side Blind Zone Alert, Ultrasonic Front and Rear Park Assist, Unauthorized Entry Theft-Deterrent System, Universal Home Remote, Ventilated Driver and Front Passenger Seats, Wireless Charging, Wireless Phone Projection, X31 Off-Road Package.Volcanic Red Tintcoat 2026 GMC Sierra 3500HD SLT 4WD 10-Speed Automatic Duramax 6.6L V8 Turbodiesel Price does not include tax, tag, title, Government fee, and $799 dealer doc fee. Prices do include all applicable factory rebates.$1000 - Buick & GMC Consumer Cash Program. Exp. 06/30/2026 $500 - GM Rewards Card Sales Sign Up and Spend Offer. Exp. 09/30/2026