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GMC

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  1. $102,255 - 2026 GMC SIERRA 2500HD - Beadle Auto Group - (605) 937-7646

    2026 GMC Sierra 2500HD Denali Ultimate 4WD for Sale in Mobridge, SD

    The pinnacle of heavy-duty luxury arrives in this 2026 GMC Sierra 2500HD Denali Ultimate 4WD. The Duramax 6.6L Turbo-Diesel V8 pairs with the Allison 10-speed automatic to deliver enormous torque for towing the heaviest loads, while the top-tier Denali Ultimate trim adds the most exclusive materials and technology GMC offers. Finished in Downpour Metallic with an Alpine Umber interior and riding on 22-inch gloss-black wheels, this one-ton is a first-class way to work across South Dakota and North Dakota.

    As the range-topping Denali Ultimate, this Sierra brings full leather appointments, a leather-wrapped steering wheel, animated LED lighting, and GMC's complete suite of driver-assist and trailering technology together in one commanding package.

    2026 GMC Sierra 2500HD Denali Ultimate 4WD — Stock #6W144

    • 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: Downpour Metallic
    • Interior: Alpine Umber premium leather
    • Packages: Denali Ultimate, with 22-inch gloss-black aluminum wheels
    • Towing & Trailering: Max Trailering capability, trailering package, and vehicle trailering app
    • Interior Comfort: Heated and ventilated front seats, heated rear outboard seats, leather-wrapped steering wheel, 60/40 rear folding bench, and driver memory settings
    • Technology: 13.4-inch diagonal color touchscreen with Google built-in, 12.3-inch color driver information center, rear camera mirror, HD Surround Vision, and Bose premium audio
    • Exterior Highlights: Animated LED headlamps, GMC MultiPro tailgate, LED cargo area lighting, and 22-inch gloss-black wheels

    Expert Insights

    According to Kelley Blue Book and Edmunds, the GMC Sierra 2500HD earns praise for its massive Duramax diesel torque, class-leading towing, and quiet, richly finished cabin. The Denali Ultimate tops the entire lineup with the most exclusive materials and features GMC builds.

    Visit Beadle Chevrolet–GMC in Mobridge, SD

    Come see this 2026 GMC Sierra 2500HD Denali Ultimate 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. $98,905 - 2026 GMC SIERRA 2500HD - Beadle Auto Group - (605) 937-7646

    2026 GMC Sierra 2500HD AT4X Crew Cab 4WD for Sale in Mobridge, SD

    The 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 Automatic
    • Drivetrain: Four-Wheel Drive (4WD) with rear e-locking differential, 2-Speed AutoTrac
    • Interior: Obsidian Rush leather, 16-way heated/ventilated power buckets
    • Capability: Trailering package, trailer brake controller, all-terrain tires, red recovery hooks
    • Technology: 13.4" Google built-in touchscreen, Bose sound, HD Surround Vision, HUD

    Visit Beadle Chevrolet–GMC in Mobridge, SD

    Come see this 2026 GMC Sierra 2500HD AT4X at Beadle Chevrolet–GMC in Mobridge, SD. Call us at 605-845-7277 or visit beadleautogroup.com.


  3. $95,265 - 2026 GMC SIERRA 2500HD - Wegner Auto - (605) 309-4158

  4. $92,725 - 2026 GMC SIERRA 2500HD - Beadle Auto Group - (605) 937-7646

    2026 GMC Sierra 2500HD Denali Crew Cab 4WD for Sale in Mobridge, SD

    Premium heavy-duty capability reaches its peak in this 2026 GMC Sierra 2500HD Denali Crew Cab 4WD. The available Duramax 6.6L Turbo-Diesel V8 pairs with the Allison 10-speed automatic to deliver enormous torque for towing and hauling the heaviest loads, while the flagship Denali cabin wraps it all in genuine leather, wood, and the latest technology. Finished in Downpour Metallic with an Atmosphere/Brownstone interior, this loaded three-quarter-ton is built for South Dakota and North Dakota ranchers, haulers, and families who refuse to compromise on comfort.

    Optioned with the Denali Reserve Package, Technology Package, and Max Trailering Package, this Sierra brings a power sunroof, multi-color Head-Up Display, rear camera mirror, GMC MultiPro tailgate, and a 3500HD-grade frame and axle setup with gooseneck/fifth-wheel prep — making it one of the most fully equipped Denali HDs to come through the lot.

    2026 GMC Sierra 2500HD Denali Crew Cab 4WD — Stock #6W137

    • Drivetrain: Four-Wheel Drive (4WD) with 2-Speed AutoTrac Transfer Case and Auto-Locking Rear Differential
    • Engine: Duramax 6.6L Turbo-Diesel V8
    • Transmission: Allison 10-Speed Automatic
    • Exterior Color: Downpour Metallic
    • Interior: Atmosphere/Brownstone premium leather
    • Packages: Denali Reserve Package, Technology Package, Max Trailering Package, and GMC Protection Package
    • Towing & Trailering: Max Trailering Package, 3500HD frame with leaf springs and 12-inch rear axle, gooseneck/fifth-wheel prep, 3.42 rear axle, trailer brake controller, and 11,750 lb GVWR
    • Interior Comfort: 12-way power front bucket seats, heated and ventilated front seats, heated rear outboard seats, wrapped and heated steering wheel, driver seat and mirror memory, and 60/40 rear folding bench with storage
    • Technology: 13.4-inch diagonal color touchscreen with Google built-in and navigation, multi-color Head-Up Display, rear camera mirror, Bose premium sound, wireless charging, and 12.3-inch color driver information center
    • Safety: Forward Collision Alert, Automatic Emergency Braking, Front Pedestrian Braking, Lane Departure Warning, IntelliBeam, HD Surround Vision, Front and Rear Park Assist, and Trailer Side Blind Zone Alert
    • Exterior Highlights: Power sunroof, animated LED projector headlamps, chrome assist steps, power fold/extend and heated trailer mirrors, spray-on bedliner, power rear sliding window, and GMC MultiPro tailgate

    Expert Insights

    According to Kelley Blue Book and Edmunds, the GMC Sierra 2500HD is praised for its massive Duramax diesel torque, class-leading towing, and quiet, upscale cabin. The Denali trim tops the lineup with premium materials and the most comprehensive technology, delivering genuine luxury alongside serious work capability.

    Visit Beadle Chevrolet–GMC in Mobridge, SD

    Come see this 2026 GMC Sierra 2500HD 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!


  5. $92,330 - 2026 GMC SIERRA 2500HD - Beadle Auto Group - (605) 937-7646

    2026 GMC Sierra 2500HD Denali Crew Cab 4WD for Sale in Mobridge, SD

    Heavy-duty capability meets genuine luxury in this 2026 GMC Sierra 2500HD Denali Crew Cab 4WD. The Duramax 6.6L Turbo-Diesel V8 pairs with the Allison 10-speed automatic for enormous torque, while the Denali trim wraps the cabin in premium materials. Finished in Glacier White Tricoat with an Atmosphere/Brownstone interior.

    • Engine: Duramax 6.6L Turbo-Diesel V8, Allison 10-Speed Automatic
    • Drivetrain: Four-Wheel Drive (4WD), 2-Speed AutoTrac
    • Interior: Atmosphere/Brownstone leather, 12-way heated/ventilated power buckets
    • Packages: Denali Reserve, Technology Package, Gooseneck/5th-Wheel Package
    • Luxury: Power sunroof, wireless charging, Head-Up Display, Bose sound

    Visit Beadle Chevrolet–GMC in Mobridge, SD

    Come see this 2026 GMC Sierra 2500HD Denali at Beadle Chevrolet–GMC in Mobridge, SD. Call us at 605-845-7277 or visit beadleautogroup.com.


  6. $84,000 - 2026 GMC SIERRA 2500HD - Beadle Auto Group - (605) 937-7646

    2026 GMC Sierra 2500HD Denali Ultimate 4WD for Sale in Bowdle, SD

    The pinnacle of heavy-duty luxury arrives in this 2026 GMC Sierra 2500HD Denali Ultimate 4WD. The Duramax 6.6L Turbo-Diesel V8 pairs with the Allison 10-speed automatic to deliver enormous torque for towing and hauling the heaviest loads, while the top-tier Denali Ultimate trim adds the most exclusive materials and technology GMC offers. Finished in Glacier White Tricoat with an Alpine Umber interior, this one-ton blends serious work capability with genuine refinement for South Dakota and North Dakota drivers.

    2026 GMC Sierra 2500HD Denali Ultimate 4WD — Stock #6T275A

    • Drivetrain: Four-Wheel Drive (4WD) with 2-Speed AutoTrac Transfer Case
    • Engine: Duramax 6.6L Turbo-Diesel V8
    • Transmission: Allison 10-Speed Automatic
    • Exterior Color: Glacier White Tricoat
    • Interior: Alpine Umber premium leather
    • Interior Comfort: Massaging, heated and ventilated 10-way power front bucket seats and multi-color Head-Up Display
    • Technology: Large touchscreen with Google built-in, premium audio, and HD Surround Vision
    • Capability: Digital variable steering assist, external engine oil cooling, and heavy-duty trailering hardware

    Expert Insights

    According to Kelley Blue Book and Edmunds, the GMC Sierra 2500HD earns praise for its massive Duramax diesel torque, class-leading towing, and quiet, richly finished cabin. The Denali Ultimate tops the entire lineup.

    Visit Beadle Ford in Bowdle, SD

    Come see this 2026 GMC Sierra 2500HD Denali Ultimate 4WD at Beadle Ford in Bowdle, South Dakota. We proudly serve customers from Aberdeen, SD, Mobridge, SD, and Pierre, SD. Call us at 605-285-6202 or visit beadleautogroup.com to schedule your test drive!


  7. $80,434 - 2026 GMC SIERRA 2500HD - Wegner Auto - (605) 309-4158

  8. $80,120 - 2026 GMC SIERRA 2500HD - Beadle Auto Group - (605) 937-7646

    2026 GMC Sierra 2500HD AT4 Crew Cab 4WD for Sale in Mobridge, SD

    Off-road capability meets heavy-duty muscle in this 2026 GMC Sierra 2500HD AT4 Crew Cab 4WD. The 6.6L V8 gas engine pairs with the Allison 10-speed automatic to deliver stout torque and lower up-front cost than diesel, while the AT4 package adds skid plates, all-terrain hardware, and a Traction Select system for real trail ability. Finished in Coastal Dune with a Jet Black and Kalahari interior, this three-quarter-ton is built for South Dakota and North Dakota work and adventure alike.

    This AT4 comes ready to tow and wander, with a gooseneck/fifth-wheel package, GMC MultiPro tailgate, spray-on bedliner, and animated LED projector headlamps rounding out a genuinely job-site-ready package.

    2026 GMC Sierra 2500HD AT4 Crew Cab 4WD — Stock #6W140

    • Drivetrain: Four-Wheel Drive (4WD) with 2-Speed AutoTrac Transfer Case and Traction Select System
    • Engine: 6.6L V8 Gas
    • Transmission: Allison 10-Speed Automatic
    • Exterior Color: Coastal Dune
    • Interior: Jet Black with Kalahari accents
    • Packages: AT4 Preferred Package, Technology Package, and Gooseneck/5th Wheel Package
    • Off-Road & Capability: AT4 skid plates, hill descent control, digital variable steering assist, trailering package, and 3.73 rear axle
    • Interior Comfort: Driver seat and mirror memory, dual-zone climate control, and heated seating
    • Technology: 12.3-inch color driver information center, rear camera mirror, wireless Android Auto and Apple CarPlay, HD Surround Vision, and SiriusXM
    • Towing & Utility: Gooseneck/fifth-wheel prep, 7-pin trailer harness, spray-on bedliner, power fold/extend and heated trailer mirrors, and GMC MultiPro tailgate
    • Exterior Highlights: Animated LED projector headlamps, LED roof marker lamps, and rear-window defogger

    Expert Insights

    According to Kelley Blue Book and Edmunds, the GMC Sierra 2500HD is praised for its strong towing, durable powertrains, and comfortable cabin. The AT4 trim adds genuine off-road hardware and rugged styling, and the 6.6L gas V8 is a favorite for buyers who want big-block torque without the diesel premium.

    Visit Beadle Chevrolet–GMC in Mobridge, SD

    Come see this 2026 GMC Sierra 2500HD AT4 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!


  9. $72,524 - 2025 GMC SIERRA 2500HD - Wegner Auto - (605) 309-4158
    Power, capability, and premium comfort come together in this pre-owned 2025 GMC Sierra 2500 SLT, now available in Pierre, SD. With only 17,662 miles, this truck offers impressively low mileage for a heavy-duty pickup and is ready to handle demanding jobs, weekend towing, and everyday driving with confidence. Equipped with 4WD and a proven V8 6.6L Diesel engine, it delivers the strength serious truck shoppers want, along with the refinement expected from the SLT trim. This GMC Sierra 2500 SLT stands out with desirable features designed to enhance convenience, safety, and versatility. Adaptive Cruise Control helps make longer drives more relaxed, while Cross-Traffic Alert and Lane Departure Warning add extra awareness on busy roads and in tight parking areas. The Off-Road Package gives you added confidence when the pavement ends, and XM Radio brings your favorite music, sports, and entertainment along for the ride. If you're searching for a pre-owned GMC Sierra 2500 for sale in Pierre, SD, this one deserves a close look. Its diesel power, advanced technology, low mileage, and legendary GMC durability make it a strong choice for drivers who need a dependable truck that's built to work hard and look great doing it. Don't miss your chance to see this impressive heavy-duty pickup today.
  10. $68,675 - 2024 GMC SIERRA 2500HD - Beadle Auto Group - (605) 937-7646

    2024 GMC Sierra 2500HD Denali Ultimate Crew Cab 4WD for Sale in Mobridge, SD

    The top of the Sierra HD lineup. This 2024 GMC Sierra 2500HD Denali Ultimate Crew Cab 4WD pairs the storied 6.6L Duramax Turbo-Diesel V8 with the Allison 10-Speed Automatic, built for heavy towing, long-distance hauls, and zero compromise on luxury.

    The Denali Ultimate trim brings full-grain leather, 16-way power front buckets, the GMC MultiPro tailgate with storage, hands-free Super Cruise driving, and a finish that's unmistakably top-shelf. It's a Heavy Duty that takes the work seriously and still feels premium on every drive home through Aberdeen, Bismarck, or Pierre.

    2024 GMC Sierra 2500HD Denali Ultimate Crew Cab 4WD — Stock #6W78A

    • Drivetrain: Four-Wheel Drive (4WD)
    • Engine: Duramax 6.6L Turbo-Diesel V8
    • Transmission: Allison 10-Speed Automatic
    • Exterior Color: Redwood Metallic (Premium Paint)
    • Interior: Alpine Umber Full-Grain Leather-Appointed Seating
    • Packages: Denali Ultimate Package, Gooseneck / 5th-Wheel Trailering Prep
    • Performance: Heavy-Duty Frame, 2-Speed Transfer Case, Hill Descent Control
    • Towing & Trailering: ProGrade™ Trailering System with Multi-Camera Views, Integrated Trailer Brake Controller, Gooseneck/5th-Wheel Hitch Prep
    • Interior Comfort: 16-Way Power Heated and Ventilated Front Buckets, Heated Rear Seats, Heated Steering Wheel, Massage Function, Power Assist Running Boards
    • Technology: Super Cruise Hands-Free Driver Assistance, 13.4-inch Infotainment Touchscreen, Head-Up Display, 12.3-inch Driver Information Display, Wireless Apple CarPlay® and Android Auto™
    • Safety: HD Surround Vision, Rear Cross Traffic Alert, Lane Change Alert with Side Blind Zone Alert, Front and Rear Park Assist
    • Convenience: GMC MultiPro Tailgate with Audio System and Power Up/Down, Remote Start, Keyless Entry and Start, Wireless Charging
    • Exterior Highlights: 20-inch Premium Polished Aluminum Wheels, Power Sunroof, LED Headlamps and Tail Lamps, Premium Chrome Accents

    Expert Insights

    According to Kelley Blue Book and Edmunds, the 2024 Sierra 2500HD Denali Ultimate is a class benchmark for premium HD trucks — earning praise for its Super Cruise hands-free system, exceptional ride comfort, and the unmatched Duramax/Allison combination that delivers heavy-duty conventional and gooseneck towing capability when properly equipped.

    Visit Beadle Chevrolet–GMC in Mobridge, SD

    Come see this 2024 GMC Sierra 2500HD Denali Ultimate 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!


  11. $67,999 - 2026 GMC SIERRA 2500HD - 12th Street Auto Mart & Big City Motors - (605) 789-2900
    2026 GMC Sierra 2500HD SLT Crew Cab — Black exterior, Leather interior — 14,066 miles — 4WD

    Powerful, capable and ready for work or play. This low-mileage Sierra 2500HD SLT pairs the legendary Duramax performance with a full complement of towing, convenience and safety technologies to make heavy-duty tasks easier and more confident.

    Key highlights
    - ENGINE: Duramax 6.6L Turbo-Diesel V8 (B20-diesel compatible) for strong torque and durability.
    - 4WD with X31 Off-Road Package for enhanced traction and off-pavement capability.
    - ProGrade Trailering System with Hitch Guidance and Hitch View plus integrated trailer brake controller and In-vehicle Trailering App for simplified trailer hookup and monitoring.
    - GMC MultiPro Tailgate and bed step with integrated forward bed step for easy access and versatile cargo handling.
    - Crew Cab with Up-level Rear Seat with Storage Package (60/40 folding bench, under-seat storage, centre armrest), leather seating and power 10-way driver and passenger seats with lumbar and driver memory.
    - GMC Pro Safety Plus package including Adaptive Cruise Control, Following Distance Indicator and many active safety features.
    - Premium cockpit tech: 13.4 GMC Premium infotainment display, 12.3 reconfigurable digital driver information cluster and enhanced driver assists.
    - Exterior convenience and lighting: Animated LED signature taillamps, LED fog lamps, LED cargo area lighting, bed-mounted 120V power outlet (400W shared), and front rain-sensing wipers.
    - Tow-ready electrical and cooling: auxiliary external transmission oil cooler, external engine oil cooler, and heavy-duty wiring/tie-ins for trailering.
    - Heavy-duty hardware: four-wheel antilock disc brakes with Duralife rotors, auto-locking rear differential, trailer tire pressure monitoring capability (with sensors), and capless fuel fill (where vehicle configuration applies).
    - Comfort and convenience: dual-zone automatic climate control with rear air vents, heated steering wheel, heated power exterior mirrors with auto-dimming and puddle lamps, r
  12. $63,175 - 2026 GMC SIERRA 2500HD - Wegner Auto - (605) 309-4158

  13. $61,900 - 2024 GMC SIERRA 2500HD - CK Auto - 701-223-7774
    2024 GMC SIERRA 2500 AT4 6.6 DURAMAX 16K MILES FULLY LOADED HEATED AND COOLED LEATHER HEATED STEERING WHEEL NAVIGATION APPLE/ANDROID CAR PLAY 360 CAMERA LANE DEPARTURE AND FORWARD COLLISION SPRAY IN BED LINER WITH FACTOR 5TH WHEEL PACKAGE POWER SUN ROOF HEADS UP DISPLAY REMOTE START WIRELESS CHARGER TRUCK IS VERY NICE AND CLEAN RUNS LIKE NEW DRIVES GREAT, ASKING $61900 OBO, PRIOR SALVAGE TITLE BEEN INSPECTED AND READY TO GO, FINANCING AVAILABLE
  14. $56,995 - 2019 GMC SIERRA 2500HD - Stobbs Sales Inc. - (605) 789-3788

  15. $55,445 - 2024 GMC SIERRA 2500HD - Wegner Auto - (605) 309-4158
    2024 GMC Sierra 2500 SLT 4WD with the potent 6.6L V8 diesel — a rugged, refined heavy-duty truck ready for work or weekend adventures. Located in Pierre, SD, this GMC Sierra pairs diesel torque and towing capability with a comfortable, tech-forward cabin. Features include Android Auto, Hands-Free Bluetooth, and Steering Wheel Audio Controls for seamless connectivity and safer driving on long hauls. The Off-Road Package enhances capability with upgraded suspension and protective equipment, making it ready for rough trails and jobsite challenges. This vehicle carries an AutoCheck 1-Owner history, reflecting careful ownership and documented maintenance. The SLT trim balances premium comfort with durable utility: a spacious interior with supportive seating, practical storage, and modern infotainment controls puts convenience at your fingertips. The 4WD system and heavy-duty diesel engine deliver confidence when towing heavy loads or navigating winter conditions common in South Dakota. Priced to move — this GMC Sierra represents the best price available in the area for comparable models, blending performance, capability, and value. Whether you need a dependable work truck, a weekend hauler, or a versatile daily driver, this 2024 GMC Sierra 2500 SLT offers the strength and features to meet demanding needs. Contact us in Pierre, SD to arrange a test drive and experience this powerful diesel GMC Sierra in person.
  16. $53,950 - 2022 GMC SIERRA 2500HD - Pioneer Garage Inc. - (605) 777-7227
    2022 GMC SIERRA 2500 DENALI, HEATED/VENTILATED LEATHER SEATS, 5TH BALL Power Mirrors Full Size Spare Tire Tow Hooks Traction Control Trailer Towing Pkg Airbag - Driver Psngr Arbg On/Off Cntrl Airbag - Passenger Side Airbags Roof Airbags Air Conditioning AM/FM Radio Satellite Radio Premium Audio System 12V Power Outlet Backup Camera Four Wheel ABS 4-Wheel Disc Brakes Cruise Control Rear Defrost Four Wheel Drive V8 Cyl. Engine Floor Mats Fog Lights Remote Keyless Entry Power Locks Heated Mirrors Sliding Rear Window Power Windows Cooled Driver Seat Navigation System Running Boards Leather Seats Heated Seats Power Driver Seat Power Passenger Seat
  17. $22,990 - 2007 GMC SIERRA 2500HD - Fine Line Auto Inc. - (605) 777-7263
    SLE CREW CAB 4X4 6.6 DURAMAX DIESEL LOW MILES!!!!
  18. $14,790 - 2004 GMC SIERRA 2500HD - Vermillion Ford - (605) 231-4176
    Onyx Black Duramax 6.6L V8 Turbodiesel, Allison 1000 5-Speed Automatic, 4WD.

    2004 GMC Sierra 2500HD SLT 4D Crew Cab Duramax 6.6L V8 Turbodiesel Allison 1000 5-Speed Automatic 4WD


    Don`t miss your chance to SAVE HUGE $$$ at Vermillion Ford!!
  19. $6,988 - 2007 GMC SIERRA 2500HD - Daryl's Auto Service - (605) 988-8783
    REGULAR CAB WORK TRUCK WITH A FLAT BED 4X4 WITH A 6.0 V-8 ENGINE
  20. - 2026 GMC SIERRA 2500HD - Frontier Motors - (605) 777-7257


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