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2023 SIERRA 1500

AT4 & AT4X

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MAX HORSEPOWER UP TO

420 HP

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MAX AVAILABLE TORQUE UP TO

460 LB.-FT.

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EST. CITY/HWY

11.1/10.2 L/100 KM

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 WITH THE FIRST EVER 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

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AT4

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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

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AT4X

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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
  • Sierra-first application of 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
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

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

Standard on AT4X. Available on AT4.

  • 420 horsepower
  • 460 lb-ft of torque
  • Dynamic Fuel Management
  • 10-speed automatic transmission

SIERRA 1500 AT4X: PREMIUM OFF-ROADING

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

2022 MODEL YEAR SHOWN.

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:

  • 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

THE LOOK OF DETERMINATION

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

  • Unique GMC front fascia and grille with dark nickel finish and AT4X badging
  • 18” black-gloss wheels with Goodyear® Wrangler DuraTrac® mud-terrain tires
  • Available accessory rocker protection
  • Split C signature LED headlamp design
  • Signature vertical red recovery hooks
  • Protected dual-outlet exhaust

CAPABILITY WITHOUT COMPROMISE

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.

EXPLORE IN THE SUPREMELY APPOINTED SIERRA AT4X:

  • Obsidian Rush interior
  • Full-grain leather seating
  • Premium leather-trimmed instrument panel and door panels
  • Black-finished authentic Vanta Ash wood accents
  • Premium microsuede sun visors and headliner
  • Technical-grain leather accents
  • Red double-needle stitching and ceramic white accents
  • Etched stainless-steel speaker grilles

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.

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 is available

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
  • 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

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

460 lb.-ft.

GROUND CLEARANCE

279 mm – 282 mm (11 in. – 11.1 in.)

SIERRA 1500 AT4X

The 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.)

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

INTERIOR
Jet Black With Kalahari Accents

Jet Black With Kalahari Accents

GALLERY

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