Used GMC Sierra 2500HD Denali for Sale nearCastle Rock, CO
266 vehicles found
Shop with transparent pricing.
Only show listings that include dealer fees- Year:
- 2022
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Summit White
- Fuel type:
- Biodiesel
- Interior color:
- Dark Walnut/Dark Ash Gray
- Transmission:
- Automatic
- Mileage:
- 52,096
- Stock #:
- PP8601
- VIN:
- 1GT49REY2NF230993
Sponsored by O'Meara GMC
2022 GMC Sierra 2500HD
Denali Crew Cab 4WD
52,096 mi
Thornton, CO
36 mi away
Fair Deal
$59,458
- Year:
- 2019
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- White
- Fuel type:
- Biodiesel
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 144,225
- Stock #:
- 196530
- VIN:
- 1GT12SEY7KF196530
New arrival
Sponsored Listing
2019 GMC Sierra 2500HD
Denali Crew Cab 4WD
144,225 mi
Denver, CO
26 mi away
Good Deal
$39,995
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Quicksilver Metallic
- Fuel type:
- Biodiesel
- Interior color:
- Gray (Dark Walnut/Dark Ash Grey)
- Transmission:
- Automatic
- Mileage:
- 101,119
- Stock #:
- G7026T
- VIN:
- 1GT49REY8MF105124
Sponsored Listing
2021 GMC Sierra 2500HD
Denali Crew Cab 4WD
101,119 mi
Lakewood, CO
27 mi away
Fair Deal
$50,900
- Year:
- 2017
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Summit White
- Fuel type:
- Biodiesel
- Interior color:
- Cocoa/Dark Sand, Perforated Leather-Appointed Seat
- Transmission:
- Automatic
- Mileage:
- 81,934
- Stock #:
- THF118431
- VIN:
- 1GT12UEY5HF118431
2017 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
81,934 mi
Aurora, CO
26 mi away
Good Deal
$45,479
- Year:
- 2022
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Black
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 119,531
- Stock #:
- NF265424T
- VIN:
- 1GT49REY6NF265424
Price drop
-$1,801
2022 GMC Sierra 2500HD
Denali Crew Cab 4WD
119,531 mi
Wheat Ridge, CO
31 mi away
Good Deal
$47,399
$46,397
- Year:
- 2019
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Red
- Fuel type:
- Biodiesel
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 137,220
- Stock #:
- T18577
- VIN:
- 1GT12SEY6KF190167
New arrival
2019 GMC Sierra 2500HD
Denali Crew Cab 4WD
137,220 mi
Parker, CO
14 mi away
Good Deal
$39,998
- Year:
- 2024
- Make:
- GMC
- Model:
- Sierra 2500HD
- 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, Forge Perforated Leather Seat Trim
- Transmission:
- Automatic
- Mileage:
- 33,854
- Stock #:
- TRF335265
- VIN:
- 1GT49REY4RF335265
2024 GMC Sierra 2500HD
Denali Crew Cab 4WD
33,854 mi
Highlands Ranch, CO
15 mi away
Fair Deal
$69,260
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 360 hp 6L V8 Flex Fuel Vehicle
- Exterior color:
- Onyx Black
- Fuel type:
- Flex Fuel Vehicle
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 83,292
- Stock #:
- JF202244
- VIN:
- 1GT12UEG3JF202244
New arrival
2018 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
83,292 mi
Northglenn, CO
36 mi away
Good Deal
$38,301
- Year:
- 2025
- Make:
- GMC
- Model:
- Sierra 2500HD
- 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:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 6,029
- Stock #:
- SF308394C
- VIN:
- 1GT4UREY6SF308394
2025 GMC Sierra 2500HD
Denali Crew Cab 4WD
6,029 mi
Castle Rock, CO
2 mi away
Great Deal
$68,898
- Year:
- 2019
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Dark Slate Metallic
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 94,779
- Stock #:
- KF242988
- VIN:
- 1GT12SEY0KF242988
New arrival
2019 GMC Sierra 2500HD
Denali Crew Cab 4WD
94,779 mi
Centennial, CO
16 mi away
Fair Deal
$47,990
- Year:
- 2020
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 401 hp 6.6L V8
- Exterior color:
- Gray (Dark Sky Metallic)
- Fuel type:
- Gasoline
- Interior color:
- Gray (Dark Walnut/Dark Ash Grey)
- Transmission:
- 6-Speed Automatic
- Mileage:
- 132,637
- Stock #:
- LF272248
- VIN:
- 1GT49RE78LF272248
2020 GMC Sierra 2500HD
Denali Crew Cab 4WD
132,637 mi
Littleton, CO
18 mi away
Great Deal
$39,749
- Year:
- 2020
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Black
- Fuel type:
- Biodiesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 104,825
- Stock #:
- 315711
- VIN:
- 1GT49REY1LF315711
2020 GMC Sierra 2500HD
Denali Crew Cab 4WD
104,825 mi
Home delivery from Katy, TX
Price includes $547 shipping
Fair Deal
$49,767
- Year:
- 2020
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Onyx Black
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black, Forge Perforated Leather-Appointed Seat
- Transmission:
- Automatic
- Mileage:
- 92,204
- Stock #:
- TLF303332
- VIN:
- 1GT49REYXLF303332
2020 GMC Sierra 2500HD
Denali Crew Cab 4WD
92,204 mi
Highlands Ranch, CO
15 mi away
Fair Deal
$51,299
- Year:
- 2020
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Fuel type:
- Biodiesel
- Transmission:
- Automatic
- Mileage:
- 119,708
- Stock #:
- OS145071
- VIN:
- 1GT49REY6LF145071
New arrival
2020 GMC Sierra 2500HD
Denali Crew Cab 4WD
119,708 mi
Colorado Springs, CO
37 mi away
Fair Deal
$48,500
- Year:
- 2016
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 397 hp 6.6L V8 Diesel
- Exterior color:
- Onyx Black
- Fuel type:
- Diesel
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 99,183
- Stock #:
- 10406
- VIN:
- 1GT12UE80GF121980
2016 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
99,183 mi
Colorado Springs, CO
38 mi away
Fair Deal
$43,511
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Black (Ebony Twilight Metallic)
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 103,777
- Stock #:
- MF172080
- VIN:
- 1GT49REY8MF172080
New arrival
2021 GMC Sierra 2500HD
Denali Crew Cab 4WD
103,777 mi
Lone Tree, CO
14 mi away
Fair Deal
$50,990
- Year:
- 2017
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Fuel type:
- Biodiesel
- Transmission:
- 6-Speed Automatic
- Mileage:
- 206,116
- Stock #:
- 37469
- VIN:
- 1GT12UEY4HF137469
2017 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
206,116 mi
Englewood, CO
19 mi away
Fair Deal
$29,989
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Gray
- Fuel type:
- Biodiesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 117,324
- Stock #:
- 219778
- VIN:
- 1GT49REY0MF219778
2021 GMC Sierra 2500HD
Denali Crew Cab 4WD
117,324 mi
Home delivery from Tyler, TX
Price includes $1,086 shipping
Fair Deal
$50,231
- Year:
- 2019
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- White Frost Tricoat
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 154,985
- Stock #:
- 26227A
- VIN:
- 1GT12SEY0KF229254
2019 GMC Sierra 2500HD
Denali Crew Cab 4WD
154,985 mi
Home delivery from Topeka, KS
Price includes $494 shipping
Fair Deal
$39,328
- Year:
- 2024
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 401 hp 6.6L V8
- Exterior color:
- White Frost Tricoat
- Fuel type:
- Gasoline
- Interior color:
- Atmosphere/Brownstone
- Transmission:
- Automatic
- Mileage:
- 38,069
- Stock #:
- 64813
- VIN:
- 1GT49RE77RF110300
2024 GMC Sierra 2500HD
Denali Crew Cab 4WD
38,069 mi
Home delivery from Wall Township, NJ
Price includes $2,927 shipping
Fair Deal
$65,421
- Year:
- 2023
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- White Frost Tricoat
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 59,294
- Stock #:
- P157608
- VIN:
- 1GT49REY9PF157608
2023 GMC Sierra 2500HD
Denali Crew Cab 4WD
59,294 mi
Home delivery from Longmont, CO
Free home delivery
Good Deal
$56,080
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Pacific Blue Metallic
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 104,890
- Stock #:
- MF105974
- VIN:
- 1GT49REY0MF105974
2021 GMC Sierra 2500HD
Denali Crew Cab 4WD
104,890 mi
Lone Tree, CO
14 mi away
Fair Deal
$50,898
- Year:
- 2024
- Make:
- GMC
- Model:
- Sierra 2500HD
- 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:
- Black
- Transmission:
- Automatic
- Mileage:
- 44,355
- Stock #:
- RF403857D
- VIN:
- 1GT49REY8RF403857
2024 GMC Sierra 2500HD
Denali Crew Cab 4WD
44,355 mi
Castle Rock, CO
2 mi away
Good Deal
$65,199
- Year:
- 2016
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 397 hp 6.6L V8 Diesel
- Exterior color:
- Onyx Black
- Fuel type:
- Diesel
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 99,183
- Stock #:
- 10406
- VIN:
- 1GT12UE80GF121980
Sponsored Listing
2016 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
99,183 mi
Colorado Springs, CO
38 mi away
Fair Deal
$43,511
Overview
GMC introduced the luxurious Denali trim to its pickup catalog in the early 2000s and has expanded it to its heavy-duty truck like. The GMC Sierra 2500HD Denali is available only with four-wheel drive and can be had with a long or standard bed. No matter how it’s configured, the truck sports a crew cab body style. As a flagship trim of one of GMC’s most popular trucks, the 2500HD Denali gets the best features, an upscale interior, massive capability, and a heavy price tag to match.
Key Features
- Standard 6.6-liter gas engine, available diesel
- Six-speed heavy-duty transmission
- Four-wheel drive
- Trailering assistance functions
- Available Allison ten-speed transmission
Pricing Details
The 2022 GMC Sierra 2500HD Denali starts at $71,395. Stepping up to the 6.6-liter turbodiesel option adds a whopping $11,000 to the price tag but brings 910 pound-feet of torque and an Allison transmission. Used examples on CarGurus range from $19,861.00 to $111,193.50 with an average price of $23,888.88. Buyers can go wild with options, such as the $2,990 Black Diamond Edition, which adds a Kicker audio system in the tailgate. The $1,770 Denali Ultimate Package brings a sunroof, rear camera mirror system, and a head-up display. GMC also offers a plethora of accessories, such as bike racks, hitch carriers, and cargo management components.
Specifications
Performance
Engine
Standard 6.6-liter V8
Transmission
Six-speed automatic
Drivetrain
Four-wheel drive
Horsepower/Torque
401 hp/464 lb-ft
0-60 mph
7.5 seconds (estimated)
MPG
N/A (HD trucks are not subject to EPA fuel economy measurements)
Curb weight
6,642 pounds
Dimensions
wheelbase
158.94 inches (standard bed)
length
250.08 inches (standard bed)
width
250.08 inches (standard bed)
height
79.82 inches
*CarGurus meticulously monitors the prices of millions of pre-owned vehicle listings, offering users precise and up-to-date market insights. Historical pricing data excludes any additional dealer fees as of May 3, 2026.
FAQs
How much does the GMC Sierra 2500HD Denali cost in Castle Rock, CO?
The average GMC Sierra 2500HD Denali costs about $18,715.53. The average price has decreased by -9.1% since last year. The 266 for sale near Castle Rock, CO on CarGurus, range from $19,861 to $111,194 in price.
How many GMC Sierra 2500HD Denali vehicles in Castle Rock, CO have no reported accidents or damage?
206 out of 266 for sale near Castle Rock, CO have no reported accidents or damage.
What fuel types are available?
Diesel, Flex Fuel Vehicle, Biodiesel, Gasoline engines are available.
*CarGurus meticulously monitors the prices of millions of pre-owned vehicle listings, offering users precise and up-to-date market insights. Historical pricing data excludes any additional dealer fees as of May 3, 2026.
Relevant articles
CarGurus Editorial Team
Best Truck Lease Deals in August 2026
Leasing a truck can be a great way to get into one of the latest models, with the best technology, at a more affordable monthly price. Here are the best deals we've found this month.
Jill Ciminillo
2026 GMC Sierra 2500HD Pricing, Specs, and Release Date
Aside from a freshened color palette and broader availability of the trick MultiPro Tailgate, the 2026 GMC Sierra 2500HD full-size pickup truck soldiers on as a premium workhorse capable of towing up to 20,000 pounds in luxurious style.
Chris Teague
2025 GMC Sierra 2500HD Pricing, Specs, and Release Date
Slotted between the light-duty 1500 and the ultra-tough 3500HD, the 2025 GMC Sierra 2500HD balances immense capability with the comfort and latest amenities expected from today's truck buyers. Upgrades for 2025 include a newly standard trailer brake controller.
GMC Sierra 2500HD in Castle Rock COOBS 1990s-era Chevy and Ford Trucks for Sale in Castle Rock COUsed GMC Electric Cars for SaleLifted GMC trucks for sale in Castle Rock COWork Trucks for Sale in Castle Rock COGM Certified Preowned Vehicles for Sale Near Castle Rock CO3/4 Ton Trucks for Sale in Castle Rock CO
All Used CarsManual Transmission CarsLuxury CarsCars with Red InteriorCheap Manual CarsHybrid CarsSports CarsElectric SUVsCheap TrucksSmall CarsThird Row SUVsThree Quarter Ton TrucksLifted TrucksManual Transmission TrucksDiesel TrucksHybrid SUVsDually TrucksOne Ton TrucksCheap SUVsLifted Ford Trucks4x4 TrucksWork TrucksAWD SUVsFord TrucksChevrolet TrucksToyota TrucksTrucks Under $10,000Cars Under $15,000Sports Cars Under $20,000Trucks Under $20,000Used Sedans for Sale with Low Mileage in Castle RockUsed SUVs / Crossovers for Sale with Low Mileage in Castle RockUsed Hatchbacks for Sale with Low Mileage in Castle RockUsed Convertibles for Sale with Low Mileage in Castle RockUsed Vans for Sale with Low Mileage in Castle RockUsed Minivans for Sale with Low Mileage in Castle RockUsed Pickup Trucks for Sale with Low Mileage in Castle RockUsed Coupes for Sale with Low Mileage in Castle RockUsed Wagons for Sale with Low Mileage in Castle Rock
