2026 GMC Sierra 1500 AT4 Crew Cab 4WD for Sale in Mobridge, SD

Experience rugged refinement with this 2026 GMC Sierra 1500 AT4 Crew Cab 4WD, now available at Beadle Chevrolet–GMC in Mobridge, South Dakota. Powered by the legendary Duramax 3.0L Turbo-Diesel engine paired with a smooth 10-speed automatic transmission, this Sierra delivers exceptional towing power, off-road capability, and diesel efficiency. With bold AT4 styling and premium interior comforts, it’s ready for both work and weekend adventures.

2026 GMC Sierra 1500 AT4 Crew Cab 4WD – Stock #5W149

• Engine: Duramax 3.0L Turbo-Diesel (LZ0)
• Transmission: 10-Speed Automatic (MQC)
• Drivetrain: 4WD with 2-Speed Autotrac Transfer Case (NQH)
• Color: Titanium Rush Metallic (G6M)
• Interior: Jet Black with Kalahari Accents (HVD)
• Packages: AT4 Premium Package (1SZ), Technology Package (CWM)
• Wheels & Tires: 20" Machined Aluminum Wheels with Goodyear All-Terrain Tires (NZH, QAE)
• Comfort: Heated & Ventilated Front Seats, Heated Rear Seats, Heated Steering Wheel (KA1, KQV, KA6, KI3)
• Convenience: Power Sunroof (CF5), Wireless Charging (K4C), Remote Start (BTV)
• Technology: 13.4" GMC Premium Infotainment with Navigation (IOK), 15" Head-Up Display (UV6), Bose 7-Speaker Sound System (UQA)
• Safety: GMC Pro Safety, Adaptive Cruise Control (KSG), HD Surround Vision (UV2), Rear Cross Traffic Braking (UFB), Lane Keep Assist (UHX)
• Towing: Integrated Trailer Brake Controller (JL1), Hitch Guidance with Hitch View (CTT, UET), Trailer Side Blind Zone Alert (UKV)
• Bed Utility: Spray-On Bedliner (CGN), MultiPro Tailgate (QK2), LED Cargo Lighting (UF2), Bed View Camera (UVN)

Expert Insights

According to Kelley Blue Book and Edmunds, the GMC Sierra AT4 stands out for its premium off-road performance, advanced diesel powertrain, and exceptional interior tech. Its combination of comfort, capability, and cutting-edge safety features make it one of the top-rated full-size trucks in its class.

Test Drive the 2026 GMC Sierra AT4 in Mobridge, SD

Ready to experience the power and luxury of the new Sierra 1500 AT4? Visit Beadle Chevrolet–GMC in Mobridge or call us today at 605-845-7277 to schedule your test drive. We proudly serve drivers from Aberdeen, SD, Bismarck, ND, and Pierre, SD — all less than two hours away!