2026 GMC Sierra 2500HD AT4

Stock: 25721VIN: 1GT4UPE72TF215045

2026 Summit White GMC Sierra 2500HD AT4 4X4 Truck

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Stock: 25721 VIN: 1GT4UPE72TF215045

2026 GMC Sierra 2500HD AT4

$75,553

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MSRP:

$80,075

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- $3,022

Internet Price:

$77,053

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Your Price:

$75,553

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Overview

25721: Stock

1GT4UPE72TF215045: VIN

Truck: Body

4X4: Drivetrain

Summit White: Exterior

Jet Blk With Kalahari Acc: Interior

159: Wheelbase

6.6L V8: Engine

Gas: Fuel

10-Speed Automatic: Transmission

4: Doors

Crew Cab: Cab Type

Features

Apple CarPlay

Bed Liner

Brake Assist

Collision Warning

Ventilated Seats

Cross-Traffic Alert

Fog Lights

Heated Seats

Heated Side Mirrors

Keyless Entry

Lane Keep

Leather Seats

Memory Seats

Parking Assist

Power Seat

Power Windows

Premium Audio

Push Button Starting

Rain Sensing Wipers

Rear Heated Seats

Rearview Camera

Satellite Radio

Security System

Side-Impact Air Bags

Stability Control

Sunroof / Moonroof

Remote Start

Tow Hitch

Heated Steering Wheel

Details

Features

SiriusXM with 360L Trial Subscription

Preferred Equipment Group 4SB

10-Way Power Driver Seat Adjuster with Lumbar

Driver Memory

Power Sliding Rear Window with Defogger

10-Way Power Passenger Seat Adjuster with Lumbar

Power Front Passenger Windows with Express Up/Down

Deep-Tinted Glass

Keyless Open and Start

Rear Wheelhouse Liners

Rear Premium Floor Liners with Removable Carpet Insert

Front Premium Floor Liners with Removable Carpet Insert

Push Button Start

Remote Vehicle Starter System

Electric Rear-Window Defogger

Front Rain-Sensing Wipers

Power Sunroof

Spray-on Pickup Bedliner with GMC Logo

Technology Package

Floor-Mounted Center Console

Inside Rearview Auo-Dimming Rear Camera Mirror

Pickup Box

Gloss Black Header Grille and Grille Insert Bars

3.73 Rear Axle Ratio

Safety Alert Seat

Radio: AM/FM Stereo with Premium GMC Infotainment System

Hill Descent Control

Wireless Charging

Heated Driver and Front Outboard Passenger Seats

Heated 2nd Row Outboard Seats

120-Volt Bed Mounted Power Outlet

120-Volt Instrument Panel Power Outlet

Ventilated Driver and Front Passenger Seats

Heavy-Duty 80 Amp Battery

Manual Tilt-Wheel/Telescoping Steering Column

2-Speed Active Transfer Case

Skid Plates

AT4 Premium Plus Package

Sierra HD Pro Safety

AT4 Preferred Package

Wireless Phone Projection

ProGrade Trailering System

Hitch Guidance with Hitch View

Wheels: 20" High Gloss Black 8 Spokes Aluminum

Perforated Leather-Appointed Front Seat Trim

Buckle to Drive

IntelliBeam Automatic High Beam on/Off

Trailer Cam Provisions and Trailer Viewing Software

LED Smoked Amber Roof Marker Lamps

2 Charge/Data USB Ports Inside Center Console

2 USB Ports

2 Charge-Only Rear USB Ports

Ultrasonic Front and Rear Park Assist

OnStar Services Capable

Following Distance Indicator

in-Vehicle Trailering System App

Forward Collision Alert

LED Cargo Area Lighting

Rear Cross Traffic Alert

Lane Departure Warning System

Universal Home Remote

Automatic Emergency Braking

Steering Wheel Audio Controls

Front Pedestrian Braking

Trailer Side Blind Zone Alert

Bose Premium 7-Speaker Sound System

Unauthorized Entry Theft-Deterrent System

HD Surround Vision

Multicolor 15" Diagonal Head-Up Display

Bed View Camera with Two Trailer Camera Provisions

Front License Plate Kit

Off-Road High Clearance Step

X31 Off-Road Package

Gooseneck/5th Wheel Prep Package

Off-Road Suspension

4-Wheel Disc Brakes

Apple CarPlay/Android Auto

Premium audio system: Premium GMC Infotainment System

Emergency communication system: OnStar

AM/FM radio: SiriusXM with 360L

Auto High-beam Headlights

Compass

7 Speakers

Auto-dimming Rear-View mirror

Ventilated front seats

Variably intermittent wipers

Turn signal indicator mirrors

Trip computer

Traction control

Tilt steering wheel

Telescoping steering wheel

Steering wheel mounted audio controls

Split folding rear seat

Speed-sensing steering

Speed control

Security system

Remote keyless entry

Rear window defroster

Rear step bumper

Rear seat center armrest

Rear reading lights

Rain sensing wipers

Power windows

Power steering

Power passenger seat

Power driver seat

Power door mirrors

Passenger vanity mirror

Passenger door bin

Panic alarm

Overhead console

Overhead airbag

Outside temperature display

Occupant sensing airbag

Memory seat

Low tire pressure warning

Illuminated entry

Heated steering wheel

Heated rear seats

Heated front seats

Heated door mirrors

Fully automatic headlights

Front wheel independent suspension

Front reading lights

Front fog lights

Front dual zone A/C

Front anti-roll bar

Dual front side impact airbags

Dual front impact airbags

Driver vanity mirror

Driver door bin

Delay-off headlights

Bumpers: body-color

Brake assist

Automatic temperature control

Auto-dimming door mirrors

Alloy wheels

ABS brakes

Voltmeter

Tachometer

Front Center Armrest

Front Bucket Seats

Electronic Stability Control

Air Conditioning

Package

X31 Off-Road Package includes (JHD) Hill Descent Control, (NZZ) skid plates, Off-Road suspension and Twin-tube Rancho shocks

ProGrade Trailering System includes (PZ8) Hitch Guidance with Hitch View and (UET) In-vehicle Trailering App

Mechanical

Engine, 6.6L V8 with Direct Injection and Variable Valve Timing, gasoline, (401 hp [299 kW] @ 5200 rpm, 464 lb-ft of torque [629 N-m] @ 4000 rpm)

Rear axle, 3.73 ratio (Requires (L8T) 6.6L V8 gas engine.)

GVWR, 10,850 lbs. (4921 kg) (Included and only available with TK20743 model and (L8T) 6.6L V8 gas engine with 18", 20" or 22" wheels.)

Hill Descent Control

Transfer case, two-speed active, electronic Autotrac with push button control

Auto-locking rear differential

Four wheel drive

Cooling, external engine oil cooler

Cooling, auxiliary external transmission oil cooler

Air filter, heavy-duty

Air filtration monitoring

Battery, heavy-duty 720 cold-cranking amps/80 Amp-hr maintenance-free with rundown protection and retained accessory power (Included and only available with (L8T) 6.6L V8 gas engine.)

Alternator, 170 amps (Requires (L8T) 6.6L V8 gas engine.)

Trailer brake controller, integrated

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 (Includes trailer tire pressure monitoring alert when (PTT) trailer tire pressure monitor sensors are installed.)

Recovery hooks, Red

Skid Plates protect the oil pan, front axle and transfer case

Frame, fully-boxed, hydroformed front section and a fully-boxed stamped rear section

Suspension, Off-Road includes twin-tube shocks

Steering, Digital Variable Steering Assist this system automatically adjusts steering based on speed, road conditions, and other inputs to reduce driver effort and fatigue

Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors

Brake lining wear indicator

Capless Fuel Fill (Requires (L8T) 6.6L gas V8 engine.)

Exterior

Tire, spare LT275/70R18 all-terrain, blackwall

Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door

Bumper, front, body-color lower

Bumper, rear body-color with bumper CornerSteps

Bed Step, Black integrated on forward portion of bed on driver and passenger side

CornerStep, rear bumper

Cargo tie downs (12), fixed, rated at 500 lbs per corner

Wheelhouse liners, rear

Moldings, beltline, Black

Grille (Gloss Black header and grille insert bars with Black Chrome accents.)

Fog lamps, LED

Lamps, cargo area cab mounted integrated with center high mount stop lamp, with switch in bank on left side of steering wheel

LED Cargo Area Lighting located in cargo bed activated with switch on center switch bank or key fob

Taillamps, Animated LED Signature Tail, Stop, turn and Reverse lamps

Mirrors, outside power-adjustable vertical trailering with heated and auto-dimming upper glass, (driver and passenger), lower convex mirrors, turn signal indicators, puddle lamps, (U12) perimeter lighting, auxiliary lighting, power folding/extending (extends 3.31" [84.25mm]) lighting

Mirror caps, high gloss Black

Glass, deep-tinted

Wipers, front rain-sensing

Door handles, body-color

Tailgate, GMC MultiPro Tailgate with six functional load/access features NOTE: Auto release can be disabled if ball hitch is installed. See Owner's manual for details

Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light

Tailgate and bed rail protection caps, top

Entertainment

Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)

Interior

Seat, Up-level Rear with Storage Package 60/40 folding bench, 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)

Seat adjuster, driver 10-way power including lumbar

Seat adjuster, passenger 10-way power including lumbar

Seats, heated second row outboard seats

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

Floor covering, color-keyed carpeting

Steering wheel, wrapped

Steering wheel, heated

Steering wheel audio controls

Steering column, manual Tilt-Wheel and telescoping

Driver Information Center, enhanced, 12.3" diagonal reconfigurable multicolor digital display

Rear Seat Reminder

GMC Premium information Display- 13.4" diagonal Multicolor touch screen

Exterior Temperature Display, located in radio display

Compass, located in instrument cluster

Remote vehicle starter system

Adaptive Cruise Control

Wireless Charging

Theft-deterrent system, unauthorized entry

Power outlet, instrument panel, 120-volt (400 watts shared with (KC9) bed mounted power outlet)

USB ports, (2) charge-only, rear

Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet)

Air vents, rear

Air conditioning, dual-zone automatic climate control

Assist handles front A-pillar mounted for driver and passenger, rear B-pillar mounted

Safety

StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist

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.)

Front and Rear Park Assist, ultrasonic

Bed View Camera, camera in the CHMSL to show a view of the cargo bed display located in infotainment screen, includes Two Trailer Camera Provisions

Trailer Camera Provisions and trailer viewing software

Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching

Following Distance Indicator (Included and only available with (PDI) Sierra HD Pro Safety.)

Rear Seat Belt Indicator

Rear Cross Traffic Alert

Trailer Side Blind Zone Alert

Seat Belt Adjustable Guide Loops, front row only

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) Sierra HD Pro Safety.)

Safety Alert Seat

Teen Driver a configurable feature that lets you activate customizable vehicle settings associated with a key fob, to help encourage safe driving behavior. It can limit certain available vehicle features, and it prevents certain safety systems from being turned off. An in-vehicle report card gives you information on driving habits and helps you to continue to coach your new driver

Trailering Information Label provides max trailer ratings for tongue weight, conventional, gooseneck and 5th wheel trailering

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*Price includes Manufacturer Rebates and Dealer Discounts. Price subject to change. Price does not include tax, tags or fees.

Mon:	8:00a - 6:00p
Tue:	8:00a - 6:00p
Wed:	8:00a - 6:00p
Thu:	8:00a - 6:00p
Fri:	8:00a - 6:00p
Sat:	9:00a - 1:00p
Sun:	Closed

Mon:	8:00a - 5:00p
Tue:	8:00a - 5:00p
Wed:	8:00a - 5:00p
Thu:	8:00a - 5:00p
Fri:	8:00a - 5:00p
Sat:	8:00a - Noon
Sun:	Closed

Mon:	8:00a - 5:00p
Tue:	8:00a - 5:00p
Wed:	8:00a - 5:00p
Thu:	8:00a - 5:00p
Fri:	8:00a - 5:00p
Sat:	Closed
Sun:	Closed

Mon:	8:00a - 5:00p
Tue:	8:00a - 5:00p
Wed:	8:00a - 5:00p
Thu:	8:00a - 5:00p
Fri:	8:00a - 5:00p
Sat:	8:00a - Noon
Sun:	Closed

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2026 GMC Sierra 2500HD AT4

2026 GMC Sierra 2500HD AT4