2026 GMC
Sierra 3500 HD Chassis Cab Truck

Starting at: $47,900

  • Manufacturer Offer

    For Well-Qualified Buyers When Financed w/ GM Financial

    * Read full offer details
    Applies to this new 2026 GMC Sierra 3500 HD Chassis Cab

    * Disclaimer(s)

    • 4.9% APR for 48 months for well-qualified buyers when financed w/GM Financial. Monthly payment is $22.98 for every $1000 you finance. Average example down payment is 10.0%. Not available with leases and some other offers. Must take new retail delivery by 03/31/2026. Truth in Lending Act Disclosure: Down payment will vary with APR and credit. For example, 4.9% APR with $2,500 down payment provides for 48 monthly payments of $22.98 per $1000 financed for qualified buyers. 4.9% APR for a term of 36 months corresponds to a monthly cost of $29.93 per $1000 financed. 6.9% APR for a term of 84 months corresponds to a monthly cost of $15.04 per $1000 financed. 6.9% APR for a term of 72 months corresponds to a monthly cost of $17 per $1000 financed. 5.9% APR for a term of 60 months corresponds to a monthly cost of $19.29 per $1000 financed. The rates described are for estimation purposes only; you may not be able to finance at this rate.

      See Trims

  • Manufacturer Offer

    Purchase Allowance

    * Read full offer details
    Applies to this new 2026 GMC Sierra 3500 HD Chassis Cab

    * Disclaimer(s)

    • Not available with special financing, lease and some other offers. Must take new retail delivery by 03/31/2026.

      See Trims

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Inventory

  • 2026 GMC Sierra 3500 HD Chassis Cab Pro

    • MSRP:$54,823
    • Offers:$500
    • Auto Mall Price :$54,323
    Engine:
    6.6L V-8,
    Transmission:
    Automatic,
    Drive Line:
    4WD,
    Exterior Color:
    Cardinal Red,
    Interior Color:
    Jet Black, Cloth seat trim,
    Stock #:
    G26066
    More
    • VIN Badges: {}
    View Details
  • 2026 GMC Sierra 3500 HD Chassis Cab Pro

    • MSRP:$54,328
    • Offers:$500
    • Auto Mall Price :$53,828
    Engine:
    6.6L V-8,
    Transmission:
    Automatic,
    Drive Line:
    4WD,
    Exterior Color:
    Summit White,
    Interior Color:
    Jet Black, Cloth seat trim,
    Stock #:
    G26110
    More
    • VIN Badges: {}
    View Details
  • 2026 GMC Sierra 3500 HD Chassis Cab Pro

    • MSRP:$64,183
    • Offers:$500
    • Auto Mall Price :$63,683
    Engine:
    6.6L V-8 Diesel,
    Transmission:
    Automatic,
    Drive Line:
    4WD,
    Exterior Color:
    Summit White,
    Interior Color:
    Jet Black, Cloth seat trim,
    Stock #:
    G26160
    More
    • VIN Badges: {}
    View Details
  • 2026 GMC Sierra 3500 HD Chassis Cab Pro

    • MSRP:$54,328
    • Offers:$500
    • Auto Mall Price :$53,828
    Engine:
    6.6L V-8,
    Transmission:
    Automatic,
    Drive Line:
    4WD,
    Exterior Color:
    Summit White,
    Interior Color:
    Jet Black, Cloth seat trim,
    Stock #:
    G26135
    More
    • VIN Badges: {}
    View Details
View More Inventory

Specifications

Trims

  MSRP Engine Transmission City/Hwy mpg
Pro 2026 GMC Sierra 3500 HD Chassis Cab Truck Pro Search New $47,900   401-hp 6.6L 8-cyl  10-spd auto  No Data  
Pro 2026 GMC Sierra 3500 HD Chassis Cab Truck Pro Search New $48,100   401-hp 6.6L 8-cyl  10-spd auto  No Data  
Pro 2026 GMC Sierra 3500 HD Chassis Cab Truck Pro Search New $50,700   401-hp 6.6L 8-cyl  10-spd auto  No Data  
Pro 2026 GMC Sierra 3500 HD Chassis Cab Truck Pro Search New $50,900   401-hp 6.6L 8-cyl  10-spd auto  No Data  
Pro 2026 GMC Sierra 3500 HD Chassis Cab Truck Pro Search New $51,800   401-hp 6.6L 8-cyl  10-spd auto  No Data  
SLE
Search New
$52,100   401-hp 6.6L 8-cyl  10-spd auto  No Data  
SLE
Search New
$52,300   401-hp 6.6L 8-cyl  10-spd auto  No Data  
Pro 2026 GMC Sierra 3500 HD Chassis Cab Truck Pro Search New $54,600   401-hp 6.6L 8-cyl  10-spd auto  No Data  
SLE
Search New
$54,900   401-hp 6.6L 8-cyl  10-spd auto  No Data  
SLE
Search New
$55,100   401-hp 6.6L 8-cyl  10-spd auto  No Data  
SLE
Search New
$56,100   401-hp 6.6L 8-cyl  10-spd auto  No Data  
SLE
Search New
$58,900   401-hp 6.6L 8-cyl  10-spd auto  No Data  

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At Auto Mall, we are proud to offer a comprehensive selection of brand-new vehicles from Chevrolet, GMC, and Buick. From spacious family-friendly SUVs to powerful pickup trucks and compact sedans, we have options for all lifestyles and driving preferences in Brattleboro, VT. Our digital showroom gives you exclusive access to all our latest arrivals and new vehicles, and our team is a click away to help you learn more about any vehicle that catches your eye. Start browsing our wide selection of new vehicles in Brattleboro, VT, today!

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Our new model inventory is second to none near Keene, NH. We have vehicles for all lifestyles, from compact convertibles to crossover-style SUVs and heavy-duty trucks. Some of our most popular new vehicles include the following:

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Whether you are based in Greenfield, MA, or Swanzey, NH, we are here to help you find your next vehicle at Auto Mall. Start exploring our digital showroom through this page, or stop by our showcase on Putney Road in Brattleboro, VT, for an exclusive look at our brand-new vehicles! If you have any questions, concerns, or feedback for our team before visiting us at Auto Mall, do not hesitate to give us a call or contact us through our website for more details about our lineup.

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Disclaimer: The Manufacturer’s Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.

1Dealer Discount applied to everyone