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2026 GMC SIERRA HD

SHOP 2026 GMC SIERRA HD

*Starting at $46,700 MSRP

2026 GMC SIERRA HD FOR SALE: FEATURES, TRIMS, & CAPABILITY

The 2026 GMC Sierra HD is built for drivers wo need maximum strength, capability, and durability on the job or road. Available in 2500 and 3500 models, this heavy-duty pickup truck lineup delivers the power needed for demanding towing and worksite performance.

Explore the options to find the right Sierra HD for you below.

  • UP TO 6SEATS
  • 7TRIM LEVELS
  • 36,000LBS. TOWING CAPACITY
  • 2MODELS

2026 GMC SIERRA HD TRUCK

$479/month

*For 24 months

2026 GMC Acadia SUV
Exterior image of three 2026 GMC Sierra HD trim levels parked in a lot

2026 GMC SIERRA HD PRICE, TRIMS, & CONFIGURATIONS

Choose from seven trim levels with pricing starting at:

  • Pro: $46,700 MSRP
  • SLE: $53,500 MSRP
  • SLT: $64,700 MSRP
  • AT4: $71,600 MSRP
  • Denali: $75,000 MSRP
  • AT4X: $83,700 MSRP
  • Denali Ultimate: $93,800 MSRP

All trims have standard 4WD, except for the Pro, with standard RWD and available 4WD. The lineup is available as 2500 or 3500 models to customize your heavy-duty pickup truck performance.

2026 GMC SIERRA HD 2500

Exterior image of a black 2026 GMC Sierra HD 2500 towing a camping trailer in a coastal setting

The Sierra HD 2500 is a heavy-duty model that's available for all trim levels, with pricing starting at $46,700 MSRP:

  • 6.9-ft. Standard Bed
  • 410 hp and 464 lb.-ft. of torque
  • 22,500 lbs max towing and 3,970 lbs max payload

2026 GMC SIERRA HD 3500

Closeup exterior image of a white 2026 GMC Sierra HD 3500 towing a camping trailer on an open mountainous freeway

The Sierra HD 3500 is the heaviest-duty model that's available for all trim levels with 4WD, with pricing starting at $47,900 MSRP:

  • 8.2-ft. Long Bed
  • 470 hp and 975 lb.-ft. of torque
  • 36,000 lbs max towing and 2,822 lbs max payload

2026 GMC SIERRA HD PRO

Closeup image of a black 2026 GMC Sierra HD Pro towing a boat on a waterside freeway

The Sierra HD Pro is the base-level trim, with pricing starting at $46,700 MSRP:

  • 17" steel painted Silver wheels and all-season blackwall tires
  • 6.6L V8 engine with 10-speed automatic transmission and best-in-class cargo bed volume (up to 83.5 cu.-ft.)
  • 7" infotainment touchscreen, 3.5" digital gauge cluster, and six-speaker audio system
  • Four-way manual driver/front passenger seats and manual tailgate

2026 GMC SIERRA HD SLE

Closeup exterior image of a black 2026 GMC Sierra HD SLE driving on an open mountain road

The Sierra HD SLE is a lower-level trim, with pricing starting at $53,500 MSRP:

  • 17" machined aluminum wheels and all-season blackwall tires
  • Tailgate with EZ Lift assist, power lock, and release
  • 13.4" premium GMC infotainment touchscreen, 12.3" driver information center, and six-speaker audio system
  • Four-way manual driver/front passenger seats

2026 GMC SIERRA HD SLT

Closeup exterior image of a black 2026 GMC SierraHD SLT driving on an open dirt road

The Sierra HD SLT is the mid-level trim, with pricing starting at $67,700 MSRP:

  • 18" machined aluminum wheels with Dark Grey metallic accents and all-terrain blackwall tires
  • ProGrade Trailering System with in-vehicle trailering app
  • Outside power-adjustable vertical trailering mirrors with power folding and extending auto-dimming driver/passenger upper glass
  • 10-way power driver and front outboard passenger heated seats with lumbar support

2026 GMC SIERRA HD AT4

Closeup exterior image of a white 2026 GMC Sierra HD AT4 blowing dirt in a forest mountain landscape

The Sierra HD AT4 is the lower-level off-road trim, with pricing starting at $71,600 MSRP:

  • 20" Gloss Black aluminum wheels and all-terrain blackwall tires
  • Off-road Suspension package with twin-tube Rancho shocks and skid plates
  • Adaptive Cruise Control with trailering
  • 10-way power driver/front passenger seat with power lumbar

2026 GMC SIERRA HD DENALI

Closeup exterior image of a blue 2026 GMC Sierra 1500 Denali driving on a mountainside freeway

The Sierra HD Denali is the lower-level luxury trim, with pricing starting at $75,000 MSRP:

  • 20" Ultra-Bright machined aluminum wheels with bright chrome inserts and all-terrain blackwall tires
  • In-vehicle trailering app, skid plates, and remote start
  • Seven-speaker Bose premium audio system with a Richbass woofer
  • 12-way heated/ventilated power front seats

2026 GMC SIERRA HD AT4X

Exterior front close-up image of a black 2026 GMC Sierra HD AT4X with red accents parked in a field of a mountain landscape

The Sierra HD AT4X is the upper-level off-road trim, with pricing starting at $83,700 MSRP:

  • 18" machined aluminum wheels with High Gloss Black accents and 35" Goodyear Territory mud-terrain tires
  • 1.5" factory-installed suspension lift, Multimatic DSSV dampers, rear electronic-locking differential, larger steel transfer skid plate, and front aluminum skid plate
  • 15" Head-Up display
  • 16-way heated/ventilated power front seats with massaging (best-in-class)

2026 GMC SIERRA HD DENALI ULTIMATE

Closeup image of a black 2026 GMC Sierra HD Denali Ultimate driving on a dirt road

The Sierra HD Denali Ultimate is the top-level luxury trim, with pricing starting at $93,800 MSRP:

  • 20" Ultra-Bright machined aluminum wheels with gloss-black inserts and all-terrain blackwall tires
  • Duramax 6.6L Turbo-Diesel V8 engine and 10-speed automatic transmission
  • 15" Head-Up display and MultiPro Tailgate with KICKER audio system
  • 16-way power front seats with massaging, 12-speaker Bose premium audio system with Centerpoint surround sound, and a power sunroof

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2026 GMC SIERRA HD EXTERIOR DESIGN

EXTERIOR

A heavy-duty pickup truck design with a bold chrome grille, LED projector headlamps, LED taillights, and signature front bumper and fascia. Available as a two-door or four-door body style.

Choose from nine paint colors with select availability per trim level::

  • Cardinal Red (Pro & SLE)
  • Coastal Dune (Pro, SLE, AT4, & AT4X)
  • Downpour Metallic (Pro, Denali, & Denali Ultimate)
  • Glacier White Tricoat (SLT, Denali, & Denali Ultimate)
  • Onyx Black (All trims)
  • Sterling Metallic (All trims)
  • Summit White (All trims)
  • Titanium Rush Metallic (All trims except Pro)
  • Volcanic Red Tincoat (SLT, AT4, & AT4X)
Exterior side image graphic of a red 2026 GMC Sierra 2500 HD with its paint options and specs displayed

2026 GMC SIERRA HD INTERIOR DESIGN

Closeup image of the 2026 GMC Sierra HD infotainment touchscreen with a map displayed

INTERIOR

Wireless Apple CarPlay, Android Auto compatibility, and Wi-Fi hotspot capability are standard across the lineup to keep you connected.

Upper trim levels unlock a 13.4" GMC infotainment touchscreen and 12.3" driver information center for premium entertainment and vehicle display information. The Pro has a 7" color infotainment system and 3.5" monochromatic digital gauge cluster for all your necessary truck needs.

Choose from eight cabin themes with select availability per trim level:

  • Alpine Umber (Denali Ultimate)
  • Atmosphere/Brownstone (Denali)
  • Dark Walnut/Slate (SLE & SLT)
  • Jet Black (SLE & SLT)
  • Jet Black Cloth (Pro)
  • Jet Black Vinyl (Pro)
  • Jet Black with Kalahari accents (AT4)
  • Obsidian Rush (AT4X)
Interior image of a 2026 GMC Sierra 2500 HD Denali Ultimate front seating area with lakeside views from the windshield

SEATING CAPACITY

Two-row seating with three cab configuration options to suit your passenger requirements:

  • Regular Cab: Three-passenger bench seat with two doors
  • Double Cab: Six passengers with bucket seats and four doors
  • Crew Cab: Six passengers with bucket seats and four doors

CARGO SPACE

The world's first six-function MultiPro Tailgate is standard on the AT4 and upper trim levels for seamless cargo access with versatility.

A spray-on bedliner is standard across the lineup, featuring LED lighting (Pro available), a texturized non-skid surface with a watertight seal, bed corner steps, and cargo tie-downs.

Closeup rear-view exterior image of a red 2026 GMC Sierra HD opened cargo bed
Exterior front angle image of a red 2026 GMC Sierra HD AT4X parked on a steep rocky mountain

2026 GMC SIERRA HD POWERTRAIN

Two powertrain options to customize your heavy-duty capabilities:

  • Duramax 6.6L Turbo-Diesel V8: 470 hp and 975 lb.-ft. of torque
  • 6.6L V8: 410 hp and 464 lb.-ft. of torque

Enhance traction and ride quality on various terrain and road condition with several driver-slect modes:

  • 2WD
  • 4WD Low (4WD Models)
  • 4WD High (4WD Models)
  • Normal
  • My Mode
  • Off-Road
  • Weather

TOWING CAPACITY & PAYLOAD RATING

Exterior front angle image of a black 2026 GMC Sierra 3500 HD Pro towing three construction vehicles in a forest

Towing up to 36,000 lbs when property equipped, the 2026 Sierra HD is built for maximum hauling performance. It can tow heavy loads from construction equipmen to multi-car trailers and machinery with confidence.

Standard towing features, including Tow/Haul mode, a trailer brake controller, and Trailer Sway Control makes heavy hauling easier and safer.

SAFETY FEATURES

Close-up interior image of the 2026 GMC Sierra HD head-up display with rocky mountain windshield views

Access a suite of advanced safety and driver assistance technologies for a better peace of mind on the road, including:

  • Child rear outboard seat LATCH connectors
  • Forward Automatic Emergency & Pedestrian Braking
  • Lane Departure Warning
  • HD Rear Vision
  • Intellibeam

NEW 2026 GMC SIERRA HD FOR SALE IN SANTA FE, NM

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