Dealer Notes
The 2026 GMC Sierra 3500HD AT4 is a true off-road powerhouse, ready to take on any challenge. Boasting a Duramax 6.6L V8 Turbodiesel engine and a 10-speed automatic transmission, this heavy-duty pickup delivers exceptional capability and performance.
- Upfitter Switch Kit (5)
- Power-Retractable Assist Steps with LED Lighting
- Universal Vehicle Module
- Dual 220-Amps Primary and 170-Amps Auxiliary Alternators
- AT4 Premium Plus Package
- BF Goodrich Off-Road T/A KO3 Tires
This Sierra 3500HD AT4 is equipped with a host of premium features that elevate the driving experience. Enjoy the convenience of a Bose Premium 7-Speaker Sound System, SiriusXM with 360L Trial Subscription, and Steering Wheel Audio Controls. Stay connected with Wireless Charging and Wireless Phone Projection.
For enhanced off-road prowess, the Sierra 3500HD AT4 is equipped with the X31 Off-Road Package, featuring an Off-Road Suspension, 2-Speed Active Transfer Case, and Hill Descent Control. The Gooseneck/5th Wheel Prep Package ensures you're ready for any towing task.
Inside, the cabin is designed for both comfort and functionality. Indulge in Heated and Ventilated Front Seats, a Heated Steering Wheel, and a Multicolor 15 Diagonal Head-Up Display. The Premium Front and Rear Floor Liners with Removable Carpet Inserts provide added protection.
Safety is a top priority, with features like Rear Cross Traffic Alert, Trailer Side Blind Zone Alert, and Ultrasonic Front and Rear Park Assist keeping you and your passengers secure.
Experience the uncompromising capability and premium features of the 2026 GMC Sierra 3500HD AT4. Schedule a test drive today and discover the true essence of power and versatility. Price includes: $1000 - Buick & GMC Consumer Cash Program. Exp. 06/30/2026
New vehicle pricing includes all offers and incentives. Tax, Title and Tags not included in vehicle prices shown and must be paid by the purchaser. While great effort is made to ensure the accuracy of the information on this site, errors do occur so please verify information with a customer service rep. This is easily done by calling us at (937) 412-0939 or by visiting us at the dealership.
**With approved credit. Terms may vary. Monthly payments are only estimates derived from the vehicle price with a 72 month term, 4.9% interest and 20% downpayment.
The Manufacturer’s Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.
