AT4X AS SHOWN: {{as_shown_price}}{{as_shown_price_disclosure}}

    AT4X AEV AS SHOWN: {{as_shown_price}}{{as_shown_price_disclosure}}

2023 GMC Sierra 1500 AT4 and New AT4X.

2023 SIERRA 1500

AT4 & NEW AT4X

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STARTING AT:

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MAX HORSEPOWER UP TO

420 HP†
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MAX AVAILABLE TORQUE UP TO

495 LB.-FT.†
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EST. CITY/HWY

11.1/10.2 L/100 KM†
BUILD & PRICE VIEW INVENTORY

VEHICLE HIGHLIGHTS

13.4" DIAGONAL PREMIUM

GMC INFOTAINMENT SYSTEM† WITH AVAILABLE

GOOGLE BUILT-IN† COMPATIBILITY

(ENABLED BY DATA)

12.3" DIAGONAL DIGITAL

MULTICOLOUR DRIVER INFORMATION CENTRE

FRONT & REAR E-LOCKERS ON THE AT4X—

COMBINATION NOT OFFERED ON ANY COMPETITOR IN ITS CLASS†

ELECTRONIC PRECISION SHIFT AND STEERING-COLUMN PADDLE SHIFTERS

FACTORY-INSTALLED 2" SUSPENSION LIFT

MULTIMATIC™ DSSV SPOOL-VALVE DAMPERS ON AT4X

2023 Sierra 1500 AT4 Short Bed Crew Cab in Summit White.

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AT4

STARTING AT: {{starting_price}}{{starting_price_disclosure}}

EST. CITY/HWY 11.1/10.2 L/100 KM†

Key Features:

  • 3.0L Duramax Turbo Diesel engine or available 6.2L V8 engine with 10-speed automatic transmission
  • 13.4" diagonal centre touch-screen, 12.3" diagonal digital Driver Information Centre and available multicolour 15" diagonal Head-Up Display
  • 2" factory lift with off-road suspension and Rancho® monotube shocks
  • Jet Black interior with Kalahari accents and heated and ventilated front perforated-leather seating surfaces
  • 2-speed AutoTrac transfer case, automatic locking rear differential and underbody skid plates
BUILD & PRICE
2023 Sierra 1500 AT4X Short Bed Crew Cab in Cayenne Red Tintcoat.

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NEW AT4X

STARTING AT: {{starting_price}}{{starting_price_disclosure}}

EST. CITY/HWY 16.7/14.0 L/100 KM†

Key Features:

  • Standard 6.2L V8 Engine delivering 420 horsepower & 460 lb-ft of torque, paired with a 10-speed automatic transmission
  • MultimaticTM DSSV spool-valve dampers
  • Front and rear e-locking differentials—a combination not offered on any competitor in its class†
  • Heated and ventilated 16-way power front seats with massage
  • Obsidian Rush interior featuring full-grain leather seating with technical grain leather accents and authentic Vanta Ash wood
  • 12-speaker Bose® Premium Series with Centerpoint® surround sound
  • AEV Stamped-Steel Front Bumper with Front Winch Capability
  • AEV Hot-Stamped Boron Steel Front Approach Skid Plate
  • New 33" Goodyear® Wrangler Territory Mud-Terrain Tires
  • Redesigned Front Fascia and Grille with Gloss-Black Upper and Dark Nickel Inserts
  • Available AEV Edition
BUILD & PRICE

THE POWER TO PUSH THE LIMITS

Sierra 1500 AT4 and AT4X are equipped with powertrains to take on the challenges of the untamed backcountry.

3.0L DURAMAX TURBO DIESEL
3.0L Duramax Turbo Diesel engine.

Standard on AT4. Not available on AT4X.
  • Diesel horsepower of 305
  • 495 lb-ft of torque
  • Active thermal management
  • 10-speed automatic transmission
6.2L V8
6.2L V8 engine.

Standard on AT4X. Available on AT4.
  • 420 horsepower
  • 460 lb-ft of torque
  • Dynamic Fuel Management
  • 10-speed automatic transmission

FEATURED EDITION
The First Ever 2023 Sierra 1500 AT4X AEV Edition parked on rocky ground.

Preproduction model with available accessories shown. Actual production model may vary. Available early 2023.
Back close-up of the First Ever 2023 Sierra 1500 AT4X AEV Edition.

Preproduction model with available accessories shown. Actual production model may vary. Available early 2023.
AEV logo on the back of the First Ever 2023 Sierra 1500 AT4X AEV Edition.

Preproduction model with available accessories shown. Actual production model may vary. Available early 2023.
Frontal close-up of the First Ever 2023 Sierra 1500 AT4X AEV Edition.

Preproduction model with available accessories shown. Actual production model may vary. Available early 2023.
Close-up of the First Ever 2023 Sierra 1500 AT4X AEV Edition tire.

Preproduction model with available accessories shown. Actual production model may vary. Available early 2023.
Close-up of the First Ever 2023 Sierra 1500 AT4X AEV Edition seating top.

Preproduction model with available accessories shown. Actual production model may vary. Available early 2023.

SIERRA AEV EDITION

Master the untamed backcountry with the First Ever Sierra 1500 AEV Edition. Equipped by off-road recreational driving and overland adventure travel customizers American Expedition Vehicles (AEV), this off-road pickup is engineered for the roughest terrain. Features include: 

  • AEV Stamped-Steel Front and Rear Bumpers with Front Winch Capability
  • Five AEV Hot-Stamped Boron Steel Skid Plates
  • Exclusive AEV Badging on Bumpers, Embroidered Head Rests and All-Weather Floor Liners
  • AEV Racing-Inspired Salta Wheels with 12-Spoke Design and Recessed Valve Stems
  • Off-Road Rocker Panel Protectors to help Shield the Sills and Frame Rails, and an Optional Bolt-On Step Assist when not Off-Roading
BUILD & PRICE

NEW SIERRA 1500 AT4X: PREMIUM OFF-ROADING

AT4 embodies the boundless spirit of off-road adventure. The AEV-inspired 2023 Sierra 1500 AT4X is equipped with off-road capability, a comfortable interior experience and intuitive tech.

2023 Sierra AT4X: Uniquely tuned springs.

EQUIPPED FOR ADVENTURE

AT4X takes off-road capability to the next level with serious adventure-ready equipment to tackle the challenges of the trail. AT4X’s capability features include:

  • AEV stamped-steel front bumper with front winch capability
  • AEV hot-stamped boron steel front approach skid plate
  • Multimatic™ DSSV spool-valve dampers featuring three separate spool valves to control damping and three connected chambers for fluid flow
  • Uniquely tuned springs to increase maximum front and rear suspension travel
  • Specific off-road chassis and tuning
  • Front and rear e-locking differentials, which allows both wheels to spin together even under heavy resistance to help keep traction in the rough backcountry, a combination not offered on any competitor in its class†
  • Terrain Mode, ideal for low-speed, off-road conditions, providing extreme control and is precision-enabled for one-pedal† rock crawling, using only the accelerator
2023 GMC Sierra 1500 AT4X: Front grille.

THE LOOK OF DETERMINATION

Athletic and aggressive, AT4X is as ruggedly good-looking as it is adventure-ready. AT4X’s exterior features include:

  • Redesigned front fascia and grille with gloss-black upper and dark nickel inserts
  • New 33" Goodyear® Wrangler Territory mud-terrain tires
  • Available accessory rocker protection
  • Split c-shaped LED headlamp design
  • Protected dual-outlet exhaust
  • 18" 12-spoke high gloss-black aluminum wheels with laser etching and AEV centre cap

PURPOSEFUL INTERIOR WITH ATHLETIC APPEAL

AT4X features a luxurious, athletic and purposeful interior that is designed to let you to explore beyond the boundaries in ultra-premium style. Featuring heated and ventilated best-in-class† 16-way power front seats with massage feature helps AT4X make for a first-class experience no matter where the action takes you.

THE LUXURIOUS COMFORT OF AT4X:  

  • Refined Obsidian Rush Interior with full-grain leather seats with red and white double-needle stitching, technical-grained leather accents
  • Premium leather-trimmed instrument panel and door panels accented with black-finished Authentic Vanta Ash wood trim
  • Premium microsuede headliner, sun visors and pillars
  • 12-Speaker Bose† Premium Series with Centerpoint® Surround Sound
  • 16-way power front seats with massage feature     

AT4: PIONEER OF PREMIUM OFF-ROAD

Sierra AT4 offers powerful capability engineered to take you to the places your boundless sense of adventure can imagine. Ruggedly styled and equipped with tech-savvy and intuitive advanced features, Sierra AT4 is adventure-ready and engineered for action.

2023 GMC Sierra 1500 AT4 driving off-road.
Exterior driver-side view of the 2023 Sierra 1500 AT4 driving off-road.

TAKE ON THE UNTAMED BACKCOUNTRY

AT4 offers powerful capability engineered to take on off-road obstacles and the tough backcountry. AT4 capability features include:

  • Factory-installed 2" suspension lift
  • 2-speed AutoTrac transfer case, automatic locking rear differential and skid plates
  • Off-road-tuned Rancho® monotube shock absorbers
  • Red vertical recovery hooks†
  • Off-road mud terrain-rated Goodyear® Wrangler tires
  • 3.0L Duramax Turbo Diesel engine
  • Available 6.2L gas V8 engine
Interior of 2023 Sierra AT4: Jet Black with Kalahari interior and embroidered AT4 accents.

REFINED FOR ROUGH COUNTRY

Explore the rough and rutted trails in style and comfort in Sierra AT4’s premium interior. AT4 interior features include:

  • Jet Black with Kalahari interior and embroidered AT4 accents
  • Premium front and rear floor liners with removable carpet inserts
  • Available wireless charging pad†
  • Heated and ventilated front perforated-leather seating surfaces
  • Heated steering wheel
  • Rear seatback and under-seat storage
  • Bose® Premium Sound System with Richbass woofer
  • Wireless Android AutoTM† and Apple CarPlay® compatibility†

SPEC HIGHLIGHTS

SIERRA 1500 AT4
2023 Sierra 1500 AT4 Crew Cab specs.

The Sierra 1500 AT4 Crew Cab is offered in 4WD configuration and can be equipped with a short or standard bed.

MAX AVAILABLE HORSEPOWER

420†

CARGO BED VOLUME

1781 L – 2030 L (62.9 – 71.7 cu. ft.)†

PASSENGER CAPACITY

Up to 5

FRONT HEAD ROOM

1092 mm (43.0 in.)

MAX AVAILABLE TORQUE

495 lb.-ft.†

GROUND CLEARANCE

279 mm – 282 mm (11 in. – 11.1 in.)
VIEW DETAILED SPECS
NEW SIERRA 1500 AT4X
The new 2023 Sierra 1500 AT4X Crew Cab specs.

The new 2023 Sierra 1500 AT4X Crew Cab is offered in a 4WD configuration and is equipped with a short bed.

MAX AVAILABLE HORSEPOWER

420

CARGO BED VOLUME

1781 L (62.9 cu. ft.)†

PASSENGER CAPACITY

Up to 5

FRONT HEAD ROOM

1092 mm (43.0 in.)

MAX AVAILABLE TORQUE

460 lb.-ft.

GROUND CLEARANCE

279 mm (11 in.)

MAX FRONT APPROACH ANGLE

32.0 degrees

MAX REAR DEPARTURE ANGLE

23.3 degrees
VIEW DETAILED SPECS

AT4 COLOURS

EXTERIOR
Summit White

Summit White

Sterling Metallic

Sterling Metallic

Onyx Black

Onyx Black

Titanium Rush Metallic

Titanium Rush Metallic†

Dynamic Blue Metallic

Dynamic Blue Metallic†

Desert Sand Metallic

Desert Sand Metallic†

Volcanic Red Tintcoat

Volcanic Red Tintcoat†

Deep Bronze Metallic

Deep Bronze Metallic†

Summit White
Summit White
Sterling Metallic
Sterling Metallic
Onyx Black
Onyx Black
Titanium Rush Metallic
Titanium Rush Metallic
Dynamic Blue Metallic
Dynamic Blue Metallic
Desert Sand Metallic
Desert Sand Metallic
Volcanic Red Tintcoat
Volcanic Red Tintcoat
Deep Bronze Metallic
Deep Bronze Metallic
BUILD & PRICE
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INTERIOR
Jet Black With Kalahari Accents
Front interior view of the 2023 GMC Sierra 1500 in Jet Black with Kalahari Accents.
Side interior view of the 2023 GMC Sierra 1500 in Jet Black with Kalahari Accents.

Jet Black With Kalahari Accents

INTERIOR
Jet Black With Kalahari Accents
Jet Black With Kalahari Accents
BUILD & PRICE

GALLERY

2023 Sierra 1500 AT4 parked in a grass field.
The front grille and headlight design of the GMC Sierra AT4.
The 2023 GMC Sierra 1500 AT4 sunroof.
An owner loads up their bike into the GMC Sierra AT4 truck bed.
The MultiPro tailgate of the 2023 Sierra 1500 AT4.
Gallery 15 Photos

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Your safety is very important to us. If you want to determine whether or not there is a recall on your current vehicle or on a vehicle you are considering buying, visit https://my.gm.ca/gmc/en/recalls

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