2026 GMC Sierra 3500 Denali

Specifications, live market data, colors, and factory features.

767 for sale right now

$72,386 – $147,900

View Listings

Specifications

Seats

$76k

Base MSRP

Performance

Engine: 6.6L V8 L5P
Transmission: 10-Speed Automatic
Drivetrain: 4WD

Fuel & Efficiency

Fuel: Diesel
Fuel Tank: 36 gal

Dimensions

Length: 266.8″
Width: 81.9″
Height: 80.7″
Wheelbase: 172″
Curb Weight: 7,244 lbs

Body & Practicality

Body Style: Truck
Doors: 4
Seating: 5
Base MSRP: $76,100

Colors

Factory colors on 2026 GMC Sierra 3500 Denalis for sale now.

Exterior

Onyx Black(black)91
Glacier White Tricoat(white)36
Summit White(white)33
Sterling Metallic(silver)25
Downpour Metallic(blue)21
Sterling(silver)14
Glacier White(white)13
Metallic(blue)12
Titanium Rush Metallic(silver)9
White5

Interior

Jet Black(black)158
Atmosphere/Brownstone(brown)39
Black37
Atmosphere(brown)20
Jet Blk Forge Perforated(black)2
Jet Black Forge Perforated Leather Seating Surfaces(black)2
H2x Jet Black(black)2
Brown1
Jet Black, Forge Perforated Leather Seating Surfaces(black)1
Atmosphere/brownstone Forge Perforated Leather Sea(brown)1

Live Market Data

Computed from active 2026 GMC Sierra 3500 Denali listings nationwide, updated continuously.

For sale now767

Median price$87,071

Average price$87,661

Price range$72,386 – $147,900

Median vs. MSRP+$10,971

Avg. days on market59

Avg. mileage1,168 mi

New / Used441 / 59

Price Distribution

Price vs. Mileage

Latest Denali Listings

The newest 2026 GMC Sierra 3500 Denalis on the market.

View all 767 →

New 2026 GMC Sierra 3500

Denali

$81,465

0 mi

Est. $1,174/mo*

1 day at this dealer

SterlingBlack

Mccarthy Auto World

Coon Rapids, MN

New 2026 GMC Sierra 3500

Denali

$94,304

1 mi

Est. $1,357/mo*

1 day at this dealer

BlackJet Black

Patriot Buick GMC of Boyertown

Boyertown, PA

New 2026 GMC Sierra 3500

Denali

$95,214

7 mi

Est. $1,370/mo*

3 days at this dealer

WhiteBrown

Steele GMC Round Rock

Round Rock, TX

New 2026 GMC Sierra 3500

Denali

$86,660

MSRP: $97,43511.1% off

0 mi

Est. $1,248/mo*

3 days at this dealer

WhiteBlue

Glenn Polk Chevrolet Buick GMC of Gainesville

Gainesville, TX

New 2026 GMC Sierra 3500

Denali

$85,247

MSRP: $98,49413.4% off

0 mi

Est. $1,228/mo*

3 days at this dealer

MetallicAtmosphere

Hardy Chevrolet GMC

Dallas, GA

New 2026 GMC Sierra 3500

Denali

$84,477

MSRP: $93,5299.7% off

0 mi

Est. $1,217/mo*

3 days at this dealer

Brown

Joyce Buick-GMC

Avon, OH

New 2026 GMC Sierra 3500

Denali

$88,393

MSRP: $91,6443.5% off

5 mi

Est. $1,273/mo*

3 days at this dealer

WhiteBlack

Sharp Automotive

Watertown, SD

New 2026 GMC Sierra 3500

Denali

$89,435

MSRP: $92,5853.4% off

0 mi

Est. $1,288/mo*

3 days at this dealer

Downpour MetallicJet Black

Mccarthy Auto World

Coon Rapids, MN

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The median 2026 GMC Sierra 3500 Denali lists for $87,071 today.

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Factory Features

Standard equipment from the window sticker, reviewed for accuracy.

Comfort & Convenience

Keyless Open and Start (remote keyless entry)
Remote start
Wireless phone charging
Dual-zone automatic climate control
Power windows (driver/front passenger express up/down)
Rear window defogger
Power door locks
Rainsense automatic windshield wipers
Deep-tinted glass
Universal Home Remote
Manual tilt and telescoping steering column
Steering-wheel-mounted controls

Driver Assistance

IntelliBeam automatic high beams
Lane Departure Warning
ProGrade trailering tech including Hitch Guidance with Hitch View

Entertainment

13.4" diagonal Premium GMC Infotainment System with Google built-in compatibility and navigation
Wireless Apple CarPlay and wireless Android Auto for compatible phones
Bose Premium sound system
Bluetooth connectivity and streaming audio
SiriusXM audio with trial subscription
8 years OnStar Basics
3 years OnStar One

Exterior

20" Ultra-Bright machined aluminum wheels with bright chrome inserts
Signature Chrome Denali grille
Chrome assist steps
Power fold/extend and heated trailering mirrors with auto-dimming
LED fog lamps
Chrome front recovery hooks
Spray-on bedliner
LED cargo area lighting
Power rear sliding window
GMC MultiPro six-function tailgate
Animated LED projector headlamps with LED turn signals and daytime running lamps
Animated LED signature tail lamps

Interior

Forge perforated leather seating surfaces
Denali-exclusive authentic wood and patterned aluminum trim
12-way power front bucket seats
Ventilated front seats
Heated front and rear outer seats
60/40 rear folding bench seat with storage package
Driver seat and mirror memory
12.3" diagonal multicolor Driver Information Center
Wrapped and heated steering wheel

Mechanical & Performance

6.6L gas V8 engine (401 hp / 464 lb-ft) — standard powertrain; Duramax 6.6L turbo-diesel is optional
Allison 10-speed automatic transmission
4WD with Autotrac 2-speed transfer case
Auto-locking rear differential
StabiliTrak electronic stability control with Trailer Sway Control and Hill Start Assist
Digital Variable Steering Assist
All-terrain tires
Factory Trailering Package (including hitch platform with 2.5" receiver and 4-/7-pin connectors)
Integrated trailer brake controller
In-vehicle Trailering App

Safety & Security

Forward Collision Alert
Following Distance Indicator
Front Pedestrian Braking
Automatic Emergency Braking
Buckle to Drive
HD Surround Vision
Front and rear park assist
Trailer Side Blind Zone Alert
Rear Cross Traffic Alert
Safety Alert Seat
Bed View Camera

Warranty

3 years / 36,000 miles bumper-to-bumper limited warranty
5 years / 100,000 miles powertrain limited warranty (as listed on factory Monroney for this model)
Roadside Assistance and Courtesy Transportation (matching powertrain term on Monroney)
First maintenance visit covered