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New 2026 GMC SIERRA 3500HD For Sale in South Dakota

Makes

GMC

Models

Condition

New

Year

State

City

  1. 9 For Sale
  2. GMC
  3. SIERRA 3500HD
  4. new
  5. 2026
  6. South Dakota
  1. $97,050 - 2026 GMC SIERRA 3500HD - Beadle's - (605) 845-3671

    2026 GMC Sierra 3500HD Denali Crew Cab 4WD for Sale in Mobridge, SD

    Maximum heavy-duty capability meets flagship luxury in this 2026 GMC Sierra 3500HD Denali Crew Cab 4WD. The Duramax 6.6L Turbo-Diesel V8 pairs with the Allison 10-speed automatic to deliver massive torque for gooseneck and fifth-wheel towing, while the Denali cabin wraps it all in premium leather and the latest technology. Finished in Onyx Black with a Jet Black interior, this one-ton is built for South Dakota and North Dakota ranchers and haulers who refuse to compromise on comfort.

    Loaded with the Denali Reserve Package and Max Trailering Package, this Sierra brings a power sunroof, multi-color Head-Up Display, rear camera mirror, GMC MultiPro tailgate, and animated LED lighting together in one of the most capable and refined trucks on the road.

    2026 GMC Sierra 3500HD Denali Crew Cab 4WD — Stock #6W138

    • Drivetrain: Four-Wheel Drive (4WD) with 2-Speed AutoTrac Transfer Case and Hill Start Assist
    • Engine: Duramax 6.6L Turbo-Diesel V8
    • Transmission: Allison 10-Speed Automatic
    • Exterior Color: Onyx Black
    • Interior: Jet Black premium leather
    • Packages: Denali Reserve Package and Max Trailering Package
    • Towing & Trailering: Max Trailering Package, trailering package with trailer sway control, and vehicle trailering app
    • Interior Comfort: 12-way power front bucket seats, heated and ventilated front seats, heated rear outboard seats, 60/40 rear folding bench, and driver seat and mirror memory
    • Technology: 13.4-inch diagonal color touchscreen with Google built-in, multi-color Head-Up Display, rear camera mirror, Bose premium audio, 12.3-inch color driver information center, and wireless charging
    • Safety: Forward Collision Alert, Automatic Emergency Braking, Front Pedestrian Braking, Lane Departure Warning, HD Surround Vision, IntelliBeam, and front and rear park assist
    • Exterior Highlights: Power sunroof, animated LED headlamps, power fold/extend and heated trailer mirrors, power rear sliding window, and LED cargo area lighting

    Expert Insights

    According to Kelley Blue Book and Edmunds, the GMC Sierra 3500HD is praised for its massive Duramax diesel torque, class-leading towing and payload, and quiet, upscale cabin. The Denali trim tops the lineup with premium materials and the most comprehensive technology.

    Visit Beadle Chevrolet–GMC in Mobridge, SD

    Come see this 2026 GMC Sierra 3500HD Denali Crew Cab 4WD at Beadle Chevrolet–GMC in Mobridge, South Dakota. We serve customers from Aberdeen, SD, Bismarck, ND, and Pierre, SD — all within two hours. Call us at 605-845-7277 or visit beadleautogroup.com to schedule your test drive!

  2. $88,720 - 2026 GMC SIERRA 3500HD - Wegner Auto - 1-800-658-2277
  3. $84,725 - 2026 GMC SIERRA 3500HD - Beadle's - (605) 845-3671

    2026 GMC Sierra 3500HD SLT Crew Cab 4WD Duramax for Sale in Mobridge, SD

    Maximum heavy-duty capability meets premium comfort in this 2026 GMC Sierra 3500HD SLT Crew Cab 4WD Dually. The Duramax 6.6L Turbo-Diesel V8 pairs with an Allison 10-speed automatic to deliver enormous torque for towing and hauling the heaviest loads, while the dual-rear-wheel setup adds serious stability under load. Finished in Summit White with a Dark Walnut/Slate interior, this SLT one-ton is built to work hard for South Dakota and North Dakota ranchers, farmers, and contractors.

    2026 GMC Sierra 3500HD SLT Crew Cab 4WD — Stock #6W132

    • Drivetrain: Four-Wheel Drive (4WD), Dual Rear Wheel, with 2-Speed AutoTrac Transfer Case
    • Engine: Duramax 6.6L Turbo-Diesel V8
    • Transmission: Allison 10-Speed Automatic
    • Exterior Color: Summit White
    • Interior: Dark Walnut / Slate
    • Packages: SLT Preferred Package, SLT Convenience Package
    • Technology: Bose premium audio, trailer camera provisions, and trailering mirrors with auto-dim
    • Capability: All-terrain tires, CornerStep rear bumper, hill start assist, and Sierra HD Pro Safety Plus

    Visit Beadle Chevrolet–GMC in Mobridge, SD

    Come see this 2026 GMC Sierra 3500HD SLT Crew Cab 4WD Duramax at Beadle Chevrolet–GMC in Mobridge, South Dakota. Call us at 605-845-7277 or visit beadleautogroup.com to schedule your test drive!

  4. $73,797 - 2026 GMC SIERRA 3500HD - Wegner Auto - 1-800-658-2277
  5. - 2026 GMC SIERRA 3500HD - Frontier Motors - 1-800-456-1237
  6. $90,420 - 2026 GMC SIERRA 3500HD - Beadle's - (605) 845-3671

    2026 GMC Sierra 3500HD AT4 Crew Cab 4WD for Sale in Mobridge, SD

    Maximum capability meets off-road attitude in this 2026 GMC Sierra 3500HD AT4 Crew Cab 4WD. The Duramax 6.6L Turbo-Diesel V8 pairs with the Allison 10-speed automatic for enormous towing torque, with AT4 off-road hardware and skid plates. Finished in Summit White with a Jet Black interior with Kalahari accents.

    • Engine: Duramax 6.6L Turbo-Diesel V8, Allison 10-Speed Automatic
    • Drivetrain: Four-Wheel Drive (4WD), 2-Speed AutoTrac, off-road/tow-haul modes
    • Interior: Jet Black with Kalahari, heated/ventilated 10-way power buckets
    • Capability: Trailering package, trailer brake controller, 3.42 axle, skid plates, all-terrain tires
    • Packages: AT4 Preferred, Technology Package, Gooseneck/5th-Wheel Package

    Visit Beadle Chevrolet–GMC in Mobridge, SD

    Come see this 2026 GMC Sierra 3500HD AT4 at Beadle Chevrolet–GMC in Mobridge, SD. Call us at 605-845-7277 or visit beadleautogroup.com.

  7. $78,110 - 2026 GMC SIERRA 3500HD - Beadle's - (605) 845-3671

    2026 GMC Sierra 3500HD SLE Crew Cab 4WD for Sale in Mobridge, SD

    Hardworking capability with off-road readiness in this 2026 GMC Sierra 3500HD SLE Crew Cab 4WD. The Duramax 6.6L Turbo-Diesel V8 pairs with the Allison 10-speed automatic for enormous torque, plus an X31 Off-Road Package with Rancho shocks and skid plates. Finished in Summit White with a Jet Black interior.

    • Engine: Duramax 6.6L Turbo-Diesel V8, Allison 10-Speed Automatic
    • Drivetrain: Four-Wheel Drive (4WD), 2-Speed Electronic Transfer Case
    • Interior: Jet Black, 40/20/40 bench, 10-way power driver seat
    • X31 Off-Road: Rancho shocks, hill descent control, skid plates, X31 badging
    • Capability: Trailering package, trailer brake controller, 3.42 axle, Gooseneck/5th-Wheel Package

    Visit Beadle Chevrolet–GMC in Mobridge, SD

    Come see this 2026 GMC Sierra 3500HD SLE at Beadle Chevrolet–GMC in Mobridge, SD. Call us at 605-845-7277 or visit beadleautogroup.com.

  8. - 2026 GMC SIERRA 3500HD - Frontier Motors - 1-800-456-1237
  9. - 2026 GMC SIERRA 3500HD - Frontier Motors - 1-800-456-1237

Find New 2026 GMC SIERRA 3500HD For Sale in South Dakota on the KX Automall. There are currently 9 available to view.

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