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New 2026 GMC Sierra 1500 AT4 Crew Cab

Stock #550507

Window Sticker

Vehicle Notes

Vehicle DetailsThe 2026 GMC Sierra 1500 AT4 delivers rugged capability, premium comfort, and modern technology in one highly refined pickup. Equipped …
Read More… Vehicle Details
The 2026 GMC Sierra 1500 AT4 delivers rugged capability, premium comfort, and modern technology in one highly refined pickup. Equipped with 4WD and a 6-cylinder, 3.0L Diesel engine, this GMC Sierra is engineered for confident performance whether you are navigating job sites, towing equipment, or heading out for weekend adventure. The AT4 trim adds a bold, off-road-ready stance with distinctive styling and a premium interior designed to keep every drive comfortable and controlled. Inside, you will find advanced connectivity and convenience features that make every trip more enjoyable. Apple CarPlay and Android Auto help you stay connected to navigation, music, and messaging, while the BOSE Stereo delivers rich, immersive sound throughout the cabin. Adaptive Cruise Control adds confidence on long highway drives by helping maintain a set distance from traffic ahead, and Remote Start allows you to get the truck ready before you climb in. With its strong diesel powertrain, capable 4WD system, and premium AT4 appointments, this 2026 GMC Sierra 1500 is built for drivers who want versatility without sacrificing refinement. Located in Sedalia, MO, this GMC Sierra 1500 AT4 is ready to meet the demands of work, travel, and everyday driving with strength, style, and advanced technology.

Equipment
Never get into a cold vehicle again with the remote start feature on this model. This 1/2 ton pickup is pure luxury with a heated steering wheel. Apple CarPlay: Seamless smartphone integration for the GMC Sierra - stay connected and entertained on the go! It comes equipped with Android Auto for seamless smartphone integration on the road. This 2026 GMC Sierra 1500 features a hands-free Bluetooth phone system. See what's behind you with the back up camera on it. The leather seats in the vehicle are a must for buyers looking for comfort, durability, and style. This 1/2 ton pickup has automated speed control that adjusts to maintain a safe following distance, enhancing highway driving convenience. This 1/2 ton pickup's Lane Departure Warning helps keep you in your lane. The installed navigation system will keep you on the right path. Lane Keep Assist in the vehicle helps maintain safe driving by gently steering to stay within the lane.
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Chassis Details

Stock Number

550507

Stock Type

New

Year

2026

Make

GMC

Model

Sierra 1500

Class

GVWR

7,200

Drivetrain

4WD

Cab Type

Crew

Vehicle Trim

AT4

Interior Color

Jet Black with Kalahari accents, Perforated leather front seat trim

Seating Capacity

Exterior Color Description

Coastal Dune

Engine Cylinder Count

Engine

3.0L Duramax<sup>®</sup> Turbo Diesel engine

Transmission Type

Automatic

Fuel Type

Diesel

Engine Model

LZ0

Engine Size (L)

3.0

Horsepower

305

Vehicle Options

Steering column, power rake and telescoping
Auto-locking rear differential
Door handles, body-color
Lamps, cargo area, cab mounted integrated with center high mount stop lamp, with switch in bank on left side of steering wheel
Tailgate and bed rail protection caps, top
In-Vehicle Trailering App System, includes checklist, trailer maintenance reminders, trailer security alerts, trailer mileage, tow/haul reminder, trailer electrical diagnostics and Trailer Tire Pressure Monitor System module
Alternator, 220 amps (Included and only available with (LZ0) Duramax 3.0L Turbo-Diesel I6 engine.)
LED Cargo Area Lighting located in cargo bed activated with switch on center switch bank or key fob
HD Surround Vision provides the driver with an overhead view of the scene around the vehicle on a center stack display. Includes front camera washer.
Adaptive Cruise Control
Tire Pressure Monitoring System, auto learn includes Tire Fill Alert (does not apply to spare tire)
Rear Seat Belt Indicator
Windows, power rear, express down
USB Ports, 2, Charge/Data ports located inside center console
Theft-deterrent system, unauthorized entry
Driver memory recalls driver "presets" for power driver seat and outside mirrors
Center Console, floor-mounted with cup holders, cell phone storage, power cord management, hanging file folder capability
Engine, Duramax 3.0L Turbo-Diesel I6 (305 hp [227 kW] @ 3750 rpm, 495 lb-ft of torque [671 Nm] @ 2750 rpm) (Includes (KW5) 220-amp alternator and (K05) engine block heater.) (STD)
Air vents, rear
Defogger, rear-window electric
Rear Seat Reminder
Trailer Side Blind Zone Alert
Rear Pedestrian Alert
Automatic Stop/Start
Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
Wheels, 20" x 9" (50.8 cm x 22.9 cm) machined aluminum with Carbon Grey Metallic accents (STD)
Headlamps, LED projectors with Fade-on/Fade-off animation, LED turn signals and Daytime Running Lamps
Premium Floor Liners with removable carpet insert, front
Cargo tie downs (12), fixed
Keyless Open and Start includes remote keyless entry
Driver Information Center, enhanced, 12.3" diagonal reconfigurable multicolor digital display
CornerStep, rear bumper
Seat, Up-level Rear with Storage Package, 60/40 folding bench for Crew Cab models, includes full-length bench seat, seatback storage on left and right side, center fold out armrest with 2 cupholders, full cab width under-seat storage, (includes child seat top tether anchor)
Following Distance Indicator (Included and only available with (PDI) GMC Pro Safety.)
IntelliBeam, automatic high beam on/off (Included and only available with (PDI) GMC Pro Safety.)
Airbags, Dual-stage frontal airbags for driver and front outboard passenger; Seat-mounted side-impact airbags for driver and front outboard passenger; Head-curtain airbags for front and rear outboard seating positions; Includes front outboard Passenger Sensing System for frontal outboard passenger airbag (Always use seat belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner's Manual for more information.)
Bluetooth for phone, connectivity to vehicle infotainment system
Assist handles front A-pillar mounted for driver and passenger, rear B-pillar mounted
Daytime Running Lamps, LED signature lighting
Safety Alert Seat (Included and only available with (PDI) GMC Pro Safety.)
Battery, heavy-duty 850 cold-cranking amps/95 Amp-hr, maintenance-free with rundown protection and retained accessory power (Included and only available with (LZ0) Duramax 3.0L Turbo-Diesel I6 engine.)
Glass, deep-tinted
Seat adjuster, passenger 10-way power including lumbar
Steering wheel audio controls
Exterior Temperature Display, located in radio display
Audio System, 13.4" diagonal Premium GMC Infotainment System with Google built in apps such as navigation and voice assistance, includes color touch-screen, multi-touch display, AM/FM stereo Bluetooth streaming audio for music and most phones; featuring wireless Android Auto and Apple CarPlay capability for compatible phones (STD)
Wheelhouse liners, rear (Deleted with (PCP) AT4 CarbonPro Edition.)
Bumper, front, body-color lower
Forward Collision Alert (Included and only available with (PDI) GMC Pro Safety.)
Buckle to Drive prevents vehicle from being shifted out of Park until driver seat belt is fastened; times out after 20 seconds and encourages seat belt use (Included and only available with (PDI) GMC Pro Safety.)
GVWR, 7200 lbs. (3266 kg) (Requires TK10*43 Crew Cab 4WD model with (LZ0) Duramax 3.0L Turbo-Diesel I6 engine.) (STD)
Tailgate, GMC MultiPro Tailgate with six functional load/access features
Mirrors, outside heated power-adjustable, power-folding and driver-side auto-dimming puddle lamps, side perimeter lighting and memory
SiriusXM with 360L Trial Subscription. SiriusXM with 360L transforms your customers' ride with our most extensive and personalized radio experience on the road. (IMPORTANT: The SiriusXM trial subscription is not provided on vehicles that are ordered for Fleet Daily Rental ("FDR") use. Trial subscription is subject to the SiriusXM Customer Agreement and privacy policy, visit siriusxm.com which includes full terms and how to cancel. All fees, content, features, and availability are subject to change. Some features require GM connected vehicle services.)
Suspension, Off-Road with 2" factory installed lift and monotube shocks
USB ports, (2) charge-only, rear
Window, power front, passenger express up/down
Seat trim, Perforated leather front
Hitch Guidance
Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)
Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) interior power outlet)
Frame, fully-boxed, hydroformed front section
Trailer brake controller, integrated
Taillamps, LED LED signature taillight with LED stop, turn & reverse and Fade-on/Fade-off animation
Seats, front bucket with center console (STD)
Steering wheel, heated
Automatic Emergency Braking (Included and only available with (PDI) GMC Pro Safety.)
Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light
Rear axle, 3.23 ratio
Wheel, 17" x 8" (43.2 cm x 20.3 cm) full-size, steel spare
Hill Descent Control
Mirror caps, high gloss Black
Air conditioning, dual-zone automatic climate control
Trailer Camera Provisions and trailer viewing software
Windows, power front, drivers express up/down
Steering wheel, wrapped
Front and Rear Park Assist, ultrasonic
Exhaust, aluminized stainless-steel muffler and tailpipe
Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
Seat Belt Adjustable Guide Loops, front row only
Bumper, rear body-color with corner steps
Bose Sound System, premium 7-speaker system with Richbass woofer
Bedliner, Spray-on Pickup bedliner with GMC logo (does not include spray-on liner on tailgate due to Black composite inner panel) (Deleted with (PCP) AT4 CarbonPro Edition. Crew Cab models are available with Ship Thru codes (VCO), (VDT), (VYC) or (VYS).)
Compass, located in instrument cluster
Exhaust, dual system (Includes chrome exhaust tips. Not available with (L87) 6.2L EcoTec3 V8 engine.)
SiriusXM Trial Subscription
Recovery hooks, Red
Brake lining wear indicator
Seat adjuster, driver 10-way power including lumbar
Capless Fuel Fill
Tire, spare 255/80R17SL all-season, blackwall (Included and only available with 20" or 22" wheels and tires excluding (QFV) LT265/60R20 MT blackwall Goodyear Wrangler Territory tires.) (STD)
Wipers, front rain-sensing
StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist
USB Ports, 2 (first row) located on console
Floor covering, color-keyed carpeting
Seating, heated driver and front outboard passenger
Power outlet, interior power outlet, 120-volt (400 watts shared with (KC9) bed mounted power outlet)
Steering, Electric Power Steering (EPS) assist, rack-and-pinion
Wireless Charging
Transmission, 10-speed automatic with Electronic Precision shift, electronically controlled with overdrive, tow/haul mode and steering column paddle shifters. Includes Cruise Grade Braking and Powertrain Grade Braking (Included and only available with (LZ0) Duramax 3.0L Turbo-Diesel I6 engine.) (STD)
Fog lamps, LED
Rear Cross Traffic Braking
Mirror, inside rearview auto-dimming
Front Pedestrian Braking (Included and only available with (PDI) GMC Pro Safety.)
GMC Premium information Display- 13.4" diagonal Multicolor touch screen
Hitch View with image adjustment, Pan/Zoom/Tilt
Lighting, perimeter
Remote vehicle starter system
Steering column lock, electrical
Four wheel drive
Skid Plates
Lane Keep Assist with Lane Departure Warning (Included and only available with (PDI) GMC Pro Safety.)
Premium Floor Liners with removable carpet insert, rear
OnStar services capable (See onstar.com for details and limitations. Services vary by model. Service plan required.)
Seats, heated second row outboard seats
Transfer case, two-speed, electronic Autotrac with push button control (4WD models only)
Door locks, power
Seats, ventilated driver and front passenger
Wireless, Apple CarPlay / Wireless Android Auto
Tires, 275/60R20SL all-terrain, blackwall (STD)
Grille (Black chrome grille insert bars with gloss black header and accents.)
OnStar Basics (OnStar Fleet Basics for Fleet) Drive confidently with core OnStar services including remote commands, built-in voice assistance, real-time traffic and navigation, and Automatic Crash Response to help if you're in need. (Requires (UE1) OnStar. OnStar Basics includes remote commands, Navigation, Voice Assistance, and Automatic Crash Response, for eligible vehicles with compatible software. OnStar Basics is standard for 8 years; OnStar plan, working electrical system, cell reception and GPS signal required. OnStar links to emergency services. Service coverage varies with conditions and location. Service availability, features and functionality vary by device and software version. See onstar.com for details and limitations.)
Engine block heater
Universal Home Remote
AT4 Preferred Package
AT4 Preferred Equipment Group
LPO, Off-Road High Clearance Steps
Window, power, rear sliding with rear defogger
Option/package discount
Coastal Dune
AT4 Premium Package
Jet Black with Kalahari accents, Perforated leather front seat trim
License plate kit, front
Emissions, Federal requirements
AT4 PREMIUM PACKAGE DISCOUNT
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