Description

2026 GMC Sierra 1500 AT4 Crew Cab 4WD – Stock #6W05

Discover premium off-road capability and refined diesel performance with this brand-new 2026 GMC Sierra 1500 AT4 Crew Cab 4WD, now available at Beadle Chevrolet GMC in Mobridge, South Dakota. Finished in Titanium Rush Metallic with a Jet Black interior accented by Kalahari details, this AT4 is powered by the highly sought-after Duramax 3.0L Turbo-Diesel paired with a smooth 10-speed automatic transmission.

Built for drivers who need serious capability without sacrificing comfort or technology, this Sierra AT4 is an ideal upgrade for truck buyers from Aberdeen SD, Bismarck ND, and Pierre SD. It’s an easy drive to Mobridge and well worth the trip for a truck this well equipped.

Key Features & Highlights

• Duramax 3.0L Turbo-Diesel Engine
• 4WD with 2-Speed Autotrac Transfer Case
• AT4 Off-Road Suspension Package
• 10-Speed Automatic Transmission
• 20" Machined Aluminum Wheels with Carbon Gray Accents
• All-Terrain Tires & Skid Plates
• Spray-In Bedliner
• MultiPro Tailgate with Lift Assist
• Integrated Trailer Brake Controller & Trailering Package

Interior Comfort & Technology

• AT4 Premium Package
• Heated & Ventilated Front Seats
• Heated Second-Row Outboard Seats
• Heated Steering Wheel
• Power Panoramic Sunroof
• 13.4" GMC Premium Infotainment System with Navigation
• Wireless Apple CarPlay & Android Auto
• Bose Premium Audio System
• 15" Head-Up Display
• Rear Camera Mirror & HD Surround Vision

Advanced Safety & Driver Assistance

• GMC Pro Safety
• Forward Collision Alert & Automatic Emergency Braking
• Lane Keep Assist with Lane Departure Warning
• Adaptive Cruise Control
• Front & Rear Park Assist
• Blind Zone Alert with Trailer Coverage
• Rear Cross Traffic Braking

Expert Insight

The GMC Sierra 1500 AT4 is consistently praised by industry experts for its balance of off-road capability, premium interior materials, and exceptional diesel efficiency. The Duramax 3.0L diesel is especially well regarded for delivering impressive torque, highway fuel economy, and long-term durability—making it a smart investment for both work and everyday driving.

Visit Beadle Chevrolet GMC in Mobridge, SD

If you’re shopping for a fully loaded off-road truck near Aberdeen SD, Bismarck ND, or Pierre SD, this 2026 GMC Sierra 1500 AT4 is worth the short drive to Mobridge. Contact Beadle Chevrolet GMC today to schedule your test drive or request more information.

Call us today at 605-845-7277
Beadle Chevrolet GMC – Mobridge, SD