2026 GMC Sierra 1500 AT4X

Heated/Cooled Leather Seats, NAV, Sunroof, Heated Rear Seat, 4x4. AT4X trim, Coastal Dune exterior and Obsidian Rush interior SEE MORE! KEY FEATURES INCLUDE Leather Seats, Sunroof, 4x4, Heated Driver Seat, Heated Rear Seat, Cooled Driver Seat, Back-Up Camera, Premium Sound System, Satellite Radio, Onboard Communications System, Trailer Hitch, Aluminum Wheels, Remote Engine Start, Dual Zone A/C, Lane Keeping Assist. Keyless Entry, Privacy Glass, Steering Wheel Controls, Electronic Stability Control, Heated Mirrors. OPTION PACKAGES ENGINE, 6.2L ECOTEC3 V8 (420 hp [313 kW] @ 5600 rpm, 460 lb-ft of torque [624 Nm] @ 4100 rpm); featuring Dynamic Fuel Management, LPO, OFF-ROAD HIGH CLEARANCE STEPS (dealer-installed), 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), TRANSMISSION, 10-SPEED AUTOMATIC WITH ELECTRONIC PRECISION SHIFT, ELECTRONICALLY CONTROLLED with overdrive, and tow/haul mode and steering column paddle shifters. Includes Cruise Grade Braking and Powertrain Grade Braking. GMC AT4X with Coastal Dune exterior and Obsidian Rush interior features a 8 Cylinder Engine with 420 HP at 5600 RPM*. Approx. Original Base Sticker Price: $86,000*. WHY BUY FROM US You save at Sterling Buick GMC. Pricing analysis performed on 7/10/2026. Horsepower calculations based on trim engine configuration. Fuel economy calculations based on original manufacturer data for trim engine configuration. Please confirm the accuracy of the included equipment by calling us prior to purchase.

Market range uses current approved inventory near this dealer. Taxes, fees, incentives, vehicle history, and equipment can affect actual value.

Truck specifications

Engine

6.2L EcoTec3 V8 engine

Transmission

Automatic

Drivetrain

Four Wheel Drive

Fuel

Gasoline Fuel

Exterior

Tan

Interior

Obsidian Rush, Full grain leather front seat trim

Doors

4

Body Style

Truck

City Mpg

14

Highway Mpg

16

Features

• AWD
• Adaptive Cruise Control
• Android Auto
• Apple CarPlay
• Automatic Climate Control
• Backup Camera
• Bluetooth
• Fog Lights
• Keyless Entry
• Lane Departure Warning
• Lane keep assist
• Parking Sensors / Assist
• Power Seats
• Push Start
• Rain Sensing Wipers
• Remote Start
• Side-Impact Air Bags
• Sunroof / Moonroof
• Tow Package
• Wireless Phone Charging