2026 GMC Sierra 3500 Denali Ultimate

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

982 for sale right now

$83,164 – $147,997

View Listings

Specifications

470

Horsepower

975

lb-ft Torque

Seats

$97k

Base MSRP

Performance

Engine: 6.6L V-Shaped L5P
Horsepower: 470 hp
Torque: 975 lb-ft
Transmission: 10-Speed Automatic
Drivetrain: 4WD

Fuel & Efficiency

Fuel: Diesel
MPG City: 0 mpg
MPG Highway: 0 mpg
Fuel Tank: 36 gal

Dimensions

Length: 266.8″
Width: 81.9″
Height: 80.8″
Wheelbase: 172″
Curb Weight: 8,399 lbs

Body & Practicality

Body Style: Truck
Doors: 4
Seating: 5
Base MSRP: $97,400

Colors

Factory colors on 2026 GMC Sierra 3500 Denali Ultimates for sale now.

Exterior

Onyx Black(black)62
Glacier White Tricoat(white)36
Sterling Metallic(silver)31
Glacier White(white)21
Summit White(white)15
Downpour Metallic(blue)12
Sterling(silver)11
Titanium Rush Metallic(silver)9
Metallic6
White4

Interior

Alpine Umber(brown)211
BROWN/BLACK(black)3
ALPINE UMBER(brown)2
Alpine Umber, Full Grain Leather Seating Surfaces(brown)2
Alpine Umber Full Grain Leather Seating Surfaces(brown)1
Atmosphere/Brownstone(brown)1

Live Market Data

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

For sale now982

Median price$100,256

Average price$100,251

Price range$83,164 – $147,997

Median vs. MSRP+$2,856

Avg. days on market43

Avg. mileage706 mi

New / Used454 / 46

Price Distribution

Price vs. Mileage

Latest Denali Ultimate Listings

The newest 2026 GMC Sierra 3500 Denali Ultimates on the market.

View all 982 →

New 2026 GMC Sierra 3500

Denali Ultimate

$102,433

1 mi

Est. $1,473/mo*

3 days at this dealer

Onyx BlackAlpine Umber

Coggin Buick GMC of Orange Park

Jacksonville, FL

New 2026 GMC Sierra 3500

Denali Ultimate

$106,533

1 mi

Est. $1,532/mo*

3 days at this dealer

SilverAlpine Umber

Coggin Buick GMC of Orange Park

Jacksonville, FL

New 2026 GMC Sierra 3500

Denali Ultimate

$105,850

0 mi

Est. $1,522/mo*

4 days at this dealer

Onyx BlackAlpine Umber

Chavez Buick GMC

Indio, CA

New 2026 GMC Sierra 3500

Denali Ultimate

$102,125

0 mi

Est. $1,469/mo*

4 days at this dealer

BlueBlue

Alpine Buick GMC South

Colorado Springs, CO

New 2026 GMC Sierra 3500

Denali Ultimate

$102,125

0 mi

Est. $1,469/mo*

4 days at this dealer

BlackBlue

Alpine Buick GMC South

Colorado Springs, CO

New 2026 GMC Sierra 3500

Denali Ultimate

$98,990

MSRP: $102,1143.1% off

2 mi

Est. $1,424/mo*

4 days at this dealer

BlackBrown

Blaise Alexander GMC of Hazleton

Hazleton, PA

New 2026 GMC Sierra 3500

Denali Ultimate

$98,656

MSRP: $103,7084.9% off

3 mi

Est. $1,419/mo*

4 days at this dealer

WhiteBlue

Joyce Buick-GMC

Avon, OH

New 2026 GMC Sierra 3500

Denali Ultimate

$104,490

MSRP: $106,9292.3% off

2 mi

Est. $1,503/mo*

4 days at this dealer

WhiteBrown

Blaise Alexander GMC of Hazleton

Hazleton, PA

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The median 2026 GMC Sierra 3500 Denali Ultimate lists for $100,256 today.

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Factory Features

Standard equipment from the window sticker, reviewed for accuracy.

Comfort & Convenience

Keyless Open and Start with remote keyless entry
Remote vehicle starter system
Dual-zone automatic climate control
Heated steering wheel
Heated/ventilated front seats and heated rear outboard seats
16-way power massaging front seats with driver memory
Power-retractable illuminated assist steps
Power sunroof
Universal Home Remote
Wireless charging pad
120-volt cabin and bed power outlets
MultiPro Tailgate with EZ Lift assist
Rain-sensing wipers
Power-folding/extending trailering mirrors

Driver Assistance

Adaptive Cruise Control (trailering-compatible)
HD Surround Vision multi-camera system
Hitch Guidance and Hitch Guidance with Hitch View
In-Vehicle Trailering App (checklist, maintenance reminders, security alerts, trailer mileage, tow/haul reminder, trailer electrical diagnostics, trailer tire-pressure monitoring module)
Trailer Side Blind Zone Alert
Rear Cross Traffic Alert
Front and Rear Park Assist
Lane Departure Warning
Forward Collision Alert with Following Distance Indicator
IntelliBeam automatic high-beam assist

Entertainment

13.4-inch diagonal Premium GMC Infotainment System with Google built-in (navigation and voice assistance)
Wireless Apple CarPlay and wireless Android Auto
Bluetooth phone connectivity and streaming audio
Bose Premium Series 12-speaker system with CenterPoint surround sound, Richbass woofer, and AudioPilot
MultiPro Tailgate Audio System by KICKER
SiriusXM with 360L trial subscription
Wi-Fi Hotspot capable
AM/FM stereo with multi-touch display

Exterior

Signature Denali Ultimate grille in Vader chrome with high-gloss black surround
Exclusive 20-inch Ultra-Bright machined aluminum wheels with gloss-black inserts (SRW); 18-inch polished forged aluminum wheels with Denali center caps (DRW)
All-terrain blackwall tires (LT275/65R20 SRW or LT235/80R18 DRW) with matching spare
Power sunroof
Power-retractable illuminated assist steps with LED perimeter lighting and bright accent
GMC MultiPro six-function Tailgate with EZ Lift, power lock/release, and hitch-area lighting
MultiPro Tailgate Audio System by KICKER
Spray-on bedliner with GMC logo
Animated LED projector headlamps with LED turn signals and signature LED daytime running lamps
Animated LED signature taillamps (stop/turn/reverse)
LED fog lamps
IntelliBeam automatic high-beam headlamps
Outside power-adjustable vertical trailering mirrors with heated and auto-dimming upper glass, lower convex mirrors, turn-signal indicators, puddle lamps, perimeter and auxiliary lighting, and power folding/extending
Chrome mirror caps
Chrome door handles
Deep-tinted glass
Rain-sensing front wipers
Power sliding rear window with rear defogger
Body-color front bumper (body-color lower) and body-color rear bumper with CornerStep
Integrated black bed steps (driver and passenger)
Stainless-steel beltline moldings
LED cargo-area lighting (cab-mounted and bed)
12 fixed cargo tie-downs (500 lbs per corner)
Tailgate and bed-rail protection caps
Winter grille cover
Tire carrier lock
Smoked amber LED roof marker lamps (standard with dual rear wheels)

Interior

Exclusive Alpine Umber interior with full-grain leather seating surfaces
Authentic Paldao wood trim
16-way power driver and front passenger seats with power lumbar and massage
Heated and ventilated front seats
Heated second-row outboard seats
Front bucket seats with floor-mounted center console
Driver memory (power driver seat and outside mirrors)
Up-level rear seat with Storage Package (60/40 folding bench, seatback storage, center armrest with cupholders, full-width underseat storage)
Heated leather-wrapped steering wheel with audio controls
Manual tilt and telescoping steering column
Dual-zone automatic climate control with rear air vents
Rear Camera Mirror (auto-dimming with full camera display)
Multicolor 15-inch diagonal head-up display
12.3-inch diagonal reconfigurable multicolor Driver Information Center
13.4-inch diagonal multicolor Premium GMC Infotainment touchscreen
Wireless phone charging
Multiple USB ports (charge/data in console and charge-only rear)
120-volt power outlets (instrument panel and bed-mounted)
Universal Home Remote
Color-keyed carpeting with carpeted front and rear floor mats
Power door locks
Power windows (driver and front passenger express up/down; rear express down)
Electric rear-window defogger
Theft-deterrent unauthorized-entry system
Front and rear assist handles
Compass and exterior temperature display

Mechanical & Performance

Duramax 6.6L Turbo-Diesel V8 (470 hp / 975 lb-ft) — standard on Denali Ultimate
Allison 10-speed automatic transmission
Four-wheel drive
Two-speed active electronic AutoTrac transfer case with push-button control
Auto-locking rear differential
3.42 rear axle ratio
Integrated trailer brake controller
Trailering Package (trailer hitch, 7-pin and 4-pin connectors, Hitch Guidance)
ProGrade Trailering System (Hitch Guidance with Hitch View and In-Vehicle Trailering App)
Exhaust brake
4-wheel antilock disc brakes with DuraLife rotors
Brake lining wear indicator
Digital Variable Steering Assist
X31 Off-Road Package (Hill Descent Control, skid plates protecting oil pan/front axle/transfer case, off-road suspension with twin-tube Rancho shocks)
Fully boxed frame with hydroformed front section and stamped rear section
Chrome front recovery hooks
Heavy-duty air filter with air filtration monitoring
External engine oil cooler
Auxiliary external transmission oil cooler
Heavy-duty 730 cold-cranking amps / 70 Amp-hr battery with rundown protection and retained accessory power
220-amp alternator
Capped fuel fill
Push-button start
Pickup bed (roll-formed high-strength steel)

Safety & Security

Sierra HD Pro Safety suite
Automatic Emergency Braking
Forward Collision Alert
Front Pedestrian Braking
Following Distance Indicator
Lane Departure Warning
IntelliBeam automatic high beams
Buckle to Drive
Safety Alert Seat
Trailer Side Blind Zone Alert
Rear Cross Traffic Alert
HD Surround Vision with front camera washer
Bed View Camera with trailer camera provisions
Hitch Guidance with Hitch View (pan/zoom/tilt)
Front and Rear Park Assist (ultrasonic)
Tire Pressure Monitoring System with Tire Fill Alert
Trailer Tire Pressure Monitor Sensors (set of 4; requires In-Vehicle Trailering App)
StabiliTrak electronic stability control with Proactive Roll Avoidance, traction control, electronic trailer sway control, and Hill Start Assist
Hill Descent Control
Dual-stage frontal airbags; seat-mounted side-impact airbags; head-curtain airbags for outboard seating positions; Passenger Sensing System
Teen Driver
Rear Seat Reminder
Rear seat belt warning indicator
Seat-belt adjustable guide loops (front)
OnStar Basics (remote commands, built-in voice assistance, real-time traffic/navigation, Automatic Crash Response)
OnStar Services capable
Theft-deterrent system

Warranty

Basic limited warranty: 3 years / 36,000 miles
Powertrain limited warranty: 5 years / 60,000 miles
Corrosion coverage: 3 years / 36,000 miles
Rust-through protection: 6 years / 100,000 miles
Roadside Assistance: 5 years / 60,000 miles
KICKER MultiPro Tailgate Audio System limited warranty (non-GM): 3 years / 36,000 miles