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
This 2021 GMC Sierra 2500HD AT4 delivers the capability and refinement you expect from a premium heavy-duty truck. With its commanding presence and proven engineering, this truck is ready to handle whatever demands you place on it, whether that means navigating job sites or tackling weekend adventures with confidence.
- 6.6L V8 Engine with 6-Speed Automatic and 4WD
- X31 Off-Road Package with Hill Descent Control
- 20" Machined Aluminum Wheels with High Gloss Black Accents
- Preferred Equipment Group 4SB
- LED Smoked Amber Roof Marker Lamps
- Integrated Trailer Brake Controller with Hitch Guidance
- SiriusXM with 360L and Premium GMC Infotainment System
- Apple CarPlay and Android Auto Integration
- Heated and Ventilated Front Bucket Seats with Perforated Leather
- Heated 2nd Row Outboard Seats
- Spray-On Pickup Box Bed Liner with AT4 Logo
- HD Rear Vision Camera
- 4G LTE Wi-Fi Hotspot Capable
- Keyless Open and Start
- Remote Vehicle Starter System
New Brakes Installed
New Tires Installed
The AT4 package elevates this Sierra with purposeful design elements and functional upgrades specifically engineered for serious truck work. The off-road suspension, two-speed active transfer case, and Hill Descent Control work together to provide genuine capability on challenging terrain. Red recovery hooks, black surround grille, and rear wheelhouse liners contribute both form and function to this truck's rugged character.
Inside the cabin, you'll find a well-appointed space designed for long days on the road or the job site. The heated and ventilated front bucket seats with perforated leather deliver comfort in any season, while the premium GMC Infotainment System with Apple CarPlay and Android Auto keeps you connected. Dual-zone automatic climate control, a heated steering wheel, and multiple USB charge ports throughout the cabin mean you and your passengers stay comfortable during every drive.
The truck's versatility extends from the driver's seat to the bed. The 120-volt instrument panel power outlet and 120-volt bed-mounted power outlet let you power tools and equipment directly from your truck. The spray-on bed liner with AT4 branding protects your investment while maintaining a professional appearance. Integrated trailer brake controller with hitch guidance simplifies towing tasks, whether you're managing single trips or regular hauling duties.
This Sierra 2500HD represents a solid investment in a workhorse that balances raw capability with daily usability. With fresh brakes and tires already installed, you can drive home with confidence knowing this truck is ready for the road ahead. Visit us today to experience this truck's blend of power, connectivity, and practicality firsthand.

