New 2026 GMC Sierra 3500HD AT4

Preferred Equipment Group 4SB

Wheels: 20" High Gloss Black 8 Spoke Aluminum

Perforated Front Leather Seat Trim

10-Way Power Driver Seat Adjuster w/Lumbar

AT4 Preferred Package

AT4 Premium Plus Package

Technology Package

Radio: AM/FM w/Premium GMC Infotainment System

Electric Rear-Window Defogger

Prem Front Floor Liners w/Removable Carpet Insert

120-Volt Instrument Panel Power Outlet

2 Charge-Only Rear USB Ports

Power Sunroof

Spray-On Pickup Bedliner w/GMC Logo

Black Power-Retractable Assist Steps

Deep-Tinted Glass

Front License Plate Kit

LED Smoked Amber Roof Marker Lamps

LED Cargo Area Lighting

Pickup Bed

Rear Wheelhouse Liners

GMC MultiPro Tailgate Step Lights (LPO)

Off-Road High Clearance Step (LPO)

Snow Plow Prep/Camper Package

Gooseneck/5th Wheel Prep Package

Hitch Package (LPO)

220 Amp Alternator

Engine Block Heater

Skid Plates

Off-Road Suspension

High Idle Switch

2-Speed Active Transfer Case

Auto-Dimming Inside Rearview Mirror w/Camera

SiriusXM w/360L Trial Subscription

Driver Memory

Power Sliding Rear Window w/Defogger

10-Way Power Passenger Seat Adjuster w/Lumbar

Power Front Windows w/Passenger Express Up/Down

Keyless Open & Start

Winter Grille Cover

Prem Rear Floor Liners w/Removable Carpet Insert

Push Button Start

Remote Vehicle Starter System

Front Rain-Sensing Wipers

Floor-Mounted Center Console

Gloss Black Header & Grille Insert Bars

Safety Alert Seat

Hill Descent Control

Exhaust Brake

Wireless Charging

Heated Driver & Front Outboard Passenger Seats

Heated 2nd Row Outboard Seats

120-Volt Bed Mounted Power Outlet

Ventilated Driver & Front Passenger Seats

Heavy-Duty 80 Amp-Hr Battery

Manual Tilt-Wheel/Telescoping Steering Column

Sierra HD Pro Safety

Wireless Phone Projection

Hitch Guidance w/Hitch View

Buckle to Drive

IntelliBeam Automatic High Beam On/Off

Trailer Camera Provisions

2 Charge/Data USB Ports Inside Center Console

2 USB Ports

Ultrasonic Front & Rear Park Assist

Following Distance Indicator

Forward Collision Alert

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

GMC Premium 13.4" Diagonal Information Display

Unauthorized Entry Theft-Deterrent System

HD Surround Vision

Multicolor 15" Diagonal Head-Up Display

Bed View Camera w/2 Trailer Camera Provisions

X31 Off-Road Package

4-Wheel Disc Brakes

Emergency communication system: OnStar Services capable

Premium audio system: Premium GMC Infotainment System

AM/FM radio: SiriusXM with 360L

Auto High-beam Headlights

Exterior Parking Camera Rear

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