Disclaimer:
The Manufacturer’s Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.
1Dealer Discount applied to everyone
The 2026 GMC Sierra 2500HD AT4 represents serious capability wrapped in refined comfort. This crew cab is powered by GMC's legendary Duramax 6.6L V8 turbodiesel engine paired with a smooth 10-speed automatic transmission, delivering the towing and hauling strength professionals demand. With 51,390 miles, this 4WD truck is ready to handle both work sites and weekend adventures with confidence.
- Duramax 6.6L V8 turbodiesel engine with 10-speed automatic transmission
- Apple CarPlay & Android Auto with premium BOSE sound system
- Heated and cooled front seats with heated rear seats and steering wheel
- Power sunroof and power lift gate
- Advanced safety: automatic emergency braking, blind spot alert, lane departure warning
- 4WD with towing package for maximum versatility
- Navigation system with wireless charging and remote vehicle start
- Front and rear park assist with backup camera
- Jet black leather interior with Kalahari accents
- 20" high-gloss black aluminum wheels
The AT4 trim elevates this Sierra with premium appointments and off-road capability. Jet black leather with Kalahari accents wraps the interior, while the dual power seats with memory settings ensure every drive feels tailored to you. The extensive technology suite including HD surround vision, trailer camera provisions, and wireless phone projection keeps you connected and aware whether you're navigating city streets or remote terrain.
This white Sierra AT4 combines the durability you expect from GMC with the creature comforts that make every mile enjoyable. Visit our showroom today to experience the power, sophistication, and capability of this remarkable truck firsthand.