2026 GMC Sierra 2500HD AT4X Crew Cab 4WD for Sale in Mobridge, SDThe ultimate off-road heavy-duty truck in this 2026 GMC Sierra 2500HD AT4X Crew Cab 4WD. The Duramax 6.6L Turbo-Diesel V8 pairs with the Allison 10-speed automatic, while the flagship AT4X trim adds a rear e-locking diff and the most luxurious HD cabin. Finished in Summit White with an Obsidian Rush leather interior.Engine: Duramax 6.6L Turbo-Diesel V8, Allison 10-Speed AutomaticDrivetrain: Four-Wheel Drive (4WD) with rear e-locking differential, 2-Speed AutoTracInterior: Obsidian Rush leather, 16-way heated/ventilated power bucketsCapability: Trailering package, trailer brake controller, all-terrain tires, red recovery hooksTechnology: 13.4`` Google built-in touchscreen, Bose sound, HD Surround Vision, HUDVisit Beadle ChevroletGMC in Mobridge, SDCome see this 2026 GMC Sierra 2500HD AT4X at Beadle ChevroletGMC in Mobridge, SD. Call us at 605-845-7277 or visit beadleautogroup.com.
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