"SummaryStraight Forward Pricing ** Serving Spartanburg, Greenville, Woodruff, Landrum, Boiling Springs, Inman, Saluda, Gaffney, Blacksburg, Taylors, Simpsonville, Greer, Clemson, Hendersonville, Asheville, Anderson, Brevard, Tryon, Cowpens, Forest City, Shelby, Kings Mountain, Rock Hill and surrounding areas for over 80 Years!Vehicle DetailsDiscover rugged capability and refined comfort with this 2026 GMC Sierra 3500 AT4, now available in Spartanburg, SC. Built for heavy-duty performance, the GMC Sierra features a powerful V8 6.6L diesel engine paired with 4WD to tackle towing, hauling, and tough terrain with confidence. The AT4 trim brings an off-road package that includes upgraded suspension, skid plates, and specialty off-road tires-perfect for weekend adventures or demanding jobsite conditions.Inside, enjoy premium amenities like leather seats and a BOSE stereo system that delivers exceptional sound for every drive. Advanced features such as adaptive cruise control and remote start enhance safety and convenience on the road and in changing weather. The cabin is designed to be comfortable and durable, giving you modern tech and luxury where it counts.This GMC Sierra 3500 is ideal for buyers who need serious capability without sacrificing interior refinement. Whether you're towing heavy equipment or exploring backcountry trails, this truck provides the strength and technology to get the job done. Located in Spartanburg, SC, it's ready for a test drive-schedule an appointment today to experience the powerful performance and premium appointments of the 2026 GMC Sierra 3500 AT4.PackagesAT4 Premium Plus Package: Power Sunroof; Off-Road High Clearance Step. Preferred Equipment Group 4SB: LED Cargo Area Lighting; Trailer Side Blind Zone Alert; SiriusXM with 360L Trial Subscription; Remote Vehicle Starter System; Safety Alert Seat; Ultrasonic Front and Rear Park Assist; Trailer Camera Provisions; Electric Rear-Window Defogger; Floor-Mounted Center Console; Unauthorized Entry Theft-Deterrent System; Bed View Camera with Two Trailer Camera Provisions; Front Rain-Sensing Wipers; Sierra HD Pro Safety; Wireless Phone Projection; 2 USB Ports; Rear Cross Traffic Alert; 120-Volt Instrument Panel Power Outlet; 2 Charge/data USB Ports Inside Center Console; Heated Driver and Front Outboard Passenger Seats; Wireless Charging; X31 Off-Road Package; Premium Front Floor Liners with Removable Carpet Insert; Steering Wheel Audio Controls; Premium Rear Floor Liners with Removable Carpet Insert; 2 Charge-Only Rear USB Ports; 120-Volt Bed Mounted Power Outlet; Heated 2nd Row Outboard Seats; Power Front Windows with Passenger Express Up/down; Bose Premium 7-Speaker Sound System; 2-Speed Active Transfer Case; Deep-Tinted Glass; Spray-On Pickup Bedliner with GMC Logo; HD Surround Vision; Ventilated Driver and Front Passenger Seats; Manual Tilt-Wheel/telescoping Steering Column; Keyless Open and Start; ProGrade Trailering System; Push Button Start; Gloss Black Header and Grille Insert Bars; Rear Wheelhouse Liners. Technology Package: Multicolor 15"" Diagonal Head-Up Display; Auto-Dimming Inside Rearview Mirror with Camera. AT4 Preferred Package: Power Sliding Rear Window with Defogger; LED Smoked Amber Roof Marker Lamps; Universal Home Remote. Off-Road High Clearance Step. Power Sunroof. Gooseneck/5th Wheel Prep Package. Titanium Rush Metallic. Hitch Package. All-Weather Floor Liners with AT4 Logo. Universal Vehicle Module. Upfitter Switch Kit (5). LED Smoked Amber Roof Marker Lamps. **Equipment listed is based on original vehicle build and subject to change. Please confirm the accuracy of the included equipment by calling the dealer prior to purchase.**"