New & Used 2026 GMC Sierra 3500HD for Sale near Forsyth, MT
119 vehicles found
Shop with transparent pricing.
Only show listings that include dealer fees- Year:
- 2025
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 470 hp 6.6L V8 Biodiesel
- Exterior color:
- Onyx Black
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black w/Kalahari Accents
- Transmission:
- Automatic
- Mileage:
- 3,422
- Stock #:
- 364360TG
- VIN:
- 1GT4UVEY4SF364360
Sponsored Listing
2025 GMC Sierra 3500HD
AT4 Crew Cab 4WD
3,422 mi
$82,666
- Year:
- 2025
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 470 hp 6.6L V8 Biodiesel
- Exterior color:
- Summit White
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 22,436
- Stock #:
- 599951
- VIN:
- 1GT4UUEY7SF250282
2025 GMC Sierra 3500HD
SLT Crew Cab 4WD
22,436 mi
$71,899
- Year:
- 2025
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 470 hp 6.6L V8 Biodiesel
- Exterior color:
- Gray
- Fuel type:
- Biodiesel
- Interior color:
- Brown
- Transmission:
- Automatic
- Mileage:
- 22,033
- Stock #:
- 10420
- VIN:
- 1GT4UYEY0SF125101
2025 GMC Sierra 3500HD
Denali Ultimate Crew Cab 4WD
22,033 mi
$85,044
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 470 hp 6.6L V8 Biodiesel
- Exterior color:
- Summit White
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black w/Kalahari Accents
- Transmission:
- Automatic
- Mileage:
- 10,779
- Stock #:
- 6486
- VIN:
- 1GT4UVEY5TF114112
2026 GMC Sierra 3500HD
AT4 Crew Cab 4WD
10,779 mi
$82,245
- Year:
- 2025
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 470 hp 6.6L V8 Biodiesel
- Exterior color:
- Downpour Metallic
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 11,439
- Stock #:
- 599901
- VIN:
- 1GT4UWEY3SF314748
2025 GMC Sierra 3500HD
Denali Crew Cab 4WD
11,439 mi
$79,899
- Year:
- 2025
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 401 hp 6.6L V8
- Exterior color:
- Thunderstorm Gray
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 10-Speed Automatic
- Mileage:
- 20,805
- Stock #:
- KM142525
- VIN:
- 1GT4UTE72SF142525
2025 GMC Sierra 3500HD
SLE Crew Cab 4WD
20,805 mi
$58,240
- Year:
- 2025
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 470 hp 6.6L V8 Biodiesel
- Exterior color:
- Sterling Metallic
- Fuel type:
- Biodiesel
- Interior color:
- Alpine Umber
- Transmission:
- Automatic
- Mileage:
- 20,955
- Stock #:
- 10088
- VIN:
- 1GT4UYEY2SF251377
2025 GMC Sierra 3500HD
Denali Ultimate Crew Cab 4WD
20,955 mi
$84,478
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 470 hp 6.6L V8 Biodiesel
- Exterior color:
- Onyx Black
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black w/Kalahari Accents
- Transmission:
- Automatic
- Mileage:
- 8,755
- Stock #:
- 152555
- VIN:
- 1GT4UVEY9TF152555
2026 GMC Sierra 3500HD
AT4 Crew Cab 4WD
8,755 mi
$84,424
- Year:
- 2025
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 470 hp 6.6L V8 Biodiesel
- Exterior color:
- White Frost Tricoat
- Fuel type:
- Biodiesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 37,311
- Stock #:
- F36281
- VIN:
- 1GT4UWEY6SF160584
2025 GMC Sierra 3500HD
Denali Crew Cab 4WD
37,311 mi
$76,097
- Year:
- 2025
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 470 hp 6.6L V8 Biodiesel
- Exterior color:
- Titanium
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 13,391
- Stock #:
- 14864
- VIN:
- 1GT4UUEY1SF170573
2025 GMC Sierra 3500HD
SLT Crew Cab 4WD
13,391 mi
$69,291
- Year:
- 2025
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 470 hp 6.6L V8 Biodiesel
- Exterior color:
- Summit White
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 12,614
- Stock #:
- 6512
- VIN:
- 1GT4UTEYXSF235236
2025 GMC Sierra 3500HD
SLE Crew Cab 4WD
12,614 mi
$64,245
- Year:
- 2025
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 470 hp 6.6L V8 Biodiesel
- Exterior color:
- White
- Fuel type:
- Biodiesel
- Interior color:
- Alpine Umber
- Transmission:
- Automatic
- Mileage:
- 22,680
- Stock #:
- 14901X
- VIN:
- 1GT4UYEY7SF148245
2025 GMC Sierra 3500HD
Denali Ultimate Crew Cab 4WD
22,680 mi
$85,188
- Year:
- 2025
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 470 hp 6.6L V8 Biodiesel
- Exterior color:
- Onyx Black
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- 10-Speed Automatic
- Mileage:
- 28,710
- Stock #:
- KM124311
- VIN:
- 1GT4UVEY8SF124311
-$1,494
2025 GMC Sierra 3500HD
AT4 Crew Cab 4WD
28,710 mi
$74,730
$73,236
CarGurus Analysis:
2026 GMC Sierra 3500HD
With 538 currently listed for sale and an average price of $86,272.00, 33.1% of 2026 GMC Sierra 3500HDs for sale on CarGurus are rated as good or great deals.
96.8% of 2026 Sierra 3500HD models on CarGurus are accident free.
The 2026 GMC Sierra 3500HD is known for its impressive towing and hauling capabilities, luxurious higher trim levels, and smart tech features for towing and off-roading.
- Year:
- 2025
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 470 hp 6.6L V8 Biodiesel
- Exterior color:
- Onyx Black
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black w/Kalahari Accents
- Transmission:
- Automatic
- Mileage:
- 3,422
- Stock #:
- 364360TG
- VIN:
- 1GT4UVEY4SF364360
2025 GMC Sierra 3500HD
AT4 Crew Cab 4WD
3,422 mi
$82,666
- Year:
- 2025
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 470 hp 6.6L V8 Biodiesel
- Exterior color:
- Summit White
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black With Kalahari Accents
- Transmission:
- Automatic
- Mileage:
- 18,615
- Stock #:
- IF220124
- VIN:
- 1GT4UVEY7SF220124
2025 GMC Sierra 3500HD
AT4 Crew Cab 4WD
18,615 mi
$80,951
- Year:
- 2025
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 470 hp 6.6L V8 Biodiesel
- Exterior color:
- Onyx Black
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- 10-Speed Automatic
- Mileage:
- 38,587
- Stock #:
- KM185845
- VIN:
- 1GT4UWEY1SF185845
2025 GMC Sierra 3500HD
Denali Crew Cab LB DRW 4WD
38,587 mi
$76,226
- Year:
- 2025
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 470 hp 6.6L V8 Biodiesel
- Exterior color:
- Summit White
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- 10-Speed Automatic
- Mileage:
- 34,300
- Stock #:
- JV133450
- VIN:
- 1GT4UUEY9SF133450
2025 GMC Sierra 3500HD
SLT Crew Cab 4WD
34,300 mi
$65,243
- Year:
- 2025
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 401 hp 6.6L V8
- Exterior color:
- Sterling Metallic
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 6,661
- Stock #:
- 13672
- VIN:
- 1GT4UWE79SF284114
2025 GMC Sierra 3500HD
Denali Crew Cab 4WD
6,661 mi
$75,918
- Year:
- 2025
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 470 hp 6.6L V8 Biodiesel
- Exterior color:
- Summit White
- Fuel type:
- Biodiesel
- Transmission:
- Automatic
- Mileage:
- 33,475
- Stock #:
- 3540
- VIN:
- 1GT4UYEY4SF313300
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2025 GMC Sierra 3500HD
Denali Ultimate Crew Cab 4WD
33,475 mi
$81,040
- Year:
- 2025
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 470 hp 6.6L V8 Biodiesel
- Exterior color:
- Summit White
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 25,430
- Stock #:
- A17357N
- VIN:
- 1GT4UWEY5SF275970
2025 GMC Sierra 3500HD
Denali Crew Cab LB DRW 4WD
25,430 mi
$76,708
- Year:
- 2025
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 470 hp 6.6L V8 Biodiesel
- Exterior color:
- Summit White
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black With Kalahari Accents
- Transmission:
- Automatic
- Mileage:
- 18,000
- Stock #:
- I1638
- VIN:
- 1GT4UVEY6SF185205
2025 GMC Sierra 3500HD
AT4 Crew Cab 4WD
18,000 mi
$77,256
- Year:
- 2025
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 470 hp 6.6L V8 Biodiesel
- Exterior color:
- Sterling Metallic
- Fuel type:
- Biodiesel
- Interior color:
- Atmosphere/Brownstone
- Transmission:
- Automatic
- Mileage:
- 13,888
- Stock #:
- M5047
- VIN:
- 1GT4UWEY3SF235046
2025 GMC Sierra 3500HD
Denali Crew Cab 4WD
13,888 mi
$74,626
- Year:
- 2025
- Make:
- GMC
- Model:
- Sierra 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 470 hp 6.6L V8 Biodiesel
- Exterior color:
- Downpour Metallic
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 34,593
- Stock #:
- 40083
- VIN:
- 1GT4UWEY9SF220812
2025 GMC Sierra 3500HD
Denali Crew Cab 4WD
34,593 mi
$76,042
CarGurus Analysis: 2026 GMC Sierra 3500HD
Summary
With 538 currently listed for sale and an average price of $86,272.00, 33.1% of 2026 GMC Sierra 3500HDs for sale on CarGurus are rated as good or great deals.
96.8% of 2026 Sierra 3500HD models on CarGurus are accident free.
The 2026 GMC Sierra 3500HD is known for its impressive towing and hauling capabilities, luxurious higher trim levels, and smart tech features for towing and off-roading.
Why it stands out
The 2026 GMC Sierra 3500HD stands out in the heavy-duty truck segment due to its blend of rugged capability and refined luxury. With a history dating back to the early 1900s, the Sierra 3500HD has evolved from a workhorse to a sophisticated vehicle that appeals to both commercial users and luxury truck buyers. The fifth generation, which began in 2020, introduced significant improvements in towing capacity, with the ability to tow up to 35,500 pounds when properly equipped. This model is available in various configurations, including multiple cab styles and trim levels, allowing buyers to customize their truck to fit their needs. The luxurious Denali trim offers premium features such as a Bose audio system, advanced safety technologies, and high-quality materials, making it a top choice for those seeking comfort alongside capability. However, potential buyers should be aware that while the Sierra 3500HD excels in many areas, it can be unwieldy in tight spaces and the top trims can be quite expensive.
Other model years to consider
- Average price: $69,144.00
- Good/great deal percentage: 33.9%
- User rating: 5 / 5
- Total listings: 1,287
- Average price: $56,587.00
- Good/great deal percentage: 33.8%
- Accident-free percentage: 91.2%
- Total listings: 1,186
- Average price: $76,713.00
- Good/great deal percentage: 33.3%
- User rating: 5 / 5
- Total listings: 1,204
This analysis is based on CarGurus' proprietary market data from July 13, 2026, CarGurus experts' opinions, and generative AI.
2026 GMC Sierra 3500HD Trims
| Trim type | MSRP |
|---|---|
| Pro Crew Cab LB 4WD | $54,900 |
| SLE Crew Cab 4WD | $59,100 |
| Pro Crew Cab 4WD | $54,700 |
| Pro Regular Cab LB 4WD | $51,000 |
| SLT Crew Cab 4WD | $66,400 |
| AT4 Crew Cab 4WD | $73,400 |
| Denali Ultimate Crew Cab 4WD | $97,600 |
| Denali Crew Cab 4WD | $76,300 |
2026 GMC Sierra 3500HD Price Trends
CarGurus tracks the prices of millions of used car listings every year. See how the average price of 2026 GMC Sierra 3500HD prices has changed over time.
See more price trends2026 GMC Sierra 3500HD Pricing Analysis
Pricing by Popular US Cities
Market Area: Nationwide
Key Insights
- Highest Prices in Dallas: The Dallas, TX market commands the highest average price at $115,617, likely due to high demand for heavy-duty trucks in the region.
- Lowest Price in 2014 Models: The 2014 GMC Sierra 3500HD is priced at $26,016, indicating significant depreciation and a potential value opportunity for budget-conscious buyers.
- Inventory Variation: Markets like Chicago (77 listings) and Houston (87 listings) show a healthy inventory, with average prices around $70,750 and $76,071, respectively, suggesting stable demand.
City-Level Pricing
| City | Total Listings | Avg Price |
|---|---|---|
| Dallas, TX | 85 | $115,617 |
| Philadelphia, PA | 65 | $108,445 |
| Washington, DC | 70 | $93,844 |
| Los Angeles, CA | 58 | $90,170 |
| Atlanta, GA | 82 | $90,389 |
| Chicago, IL | 77 | $70,750 |
| Houston, TX | 87 | $76,071 |
| Miami, FL | 56 | $84,164 |
| New York, NY | 58 | $64,607 |
Pricing Analysis by Model Year
Key Insights
- Significant New-Car Premium: The 2025 GMC Sierra 3500HD is priced at $77,684, approximately 63.7% above its MSRP, indicating strong demand for the latest model.
- Depreciation Trends: The 2019 model shows a price of $42,200, reflecting a depreciation of -3.9% from its original MSRP, which is relatively stable compared to older models.
- Best Value Years: The 2022 model is priced at $55,861, which is only -1.3% below its MSRP, making it a compelling option for buyers looking for newer vehicles with minimal depreciation.
Model Year Pricing
| Model Year | Original MSRP | Avg Price | Price vs MSRP |
|---|---|---|---|
| 2025 GMC Sierra 3500HD | $47,500 | $77,684 | +63.7% |
| 2024 GMC Sierra 3500HD | $46,600 | $70,834 | +52.0% |
| 2023 GMC Sierra 3500HD | $43,400 | $58,113 | +33.9% |
| 2022 GMC Sierra 3500HD | $41,400 | $55,861 | -1.3% |
| 2021 GMC Sierra 3500HD | $37,400 | $53,318 | +42.5% |
| 2020 GMC Sierra 3500HD | $37,000 | $50,919 | +37.5% |
| 2019 GMC Sierra 3500HD | $40,800 | $42,200 | -3.9% |
| 2018 GMC Sierra 3500HD | $36,100 | $42,555 | +17.9% |
| 2017 GMC Sierra 3500HD | $35,290 | $38,104 | +8.0% |
| 2016 GMC Sierra 3500HD | $34,635 | $36,035 | +4.0% |
| 2015 GMC Sierra 3500HD | $34,295 | $35,485 | +3.5% |
| 2014 GMC Sierra 3500HD | $32,805 | $26,016 | -20.6% |
These recommendations are based on CarGurus' proprietary market data from July 9, 2026, CarGurus experts' opinions, and generative AI.
FAQs
How much does the 2026 GMC Sierra 3500HD cost in Forsyth, MT?
How many 2026 GMC Sierra 3500HD vehicles in Forsyth, MT have no reported accidents or damage?
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