Skip to main content
Price Drop
2026 GMC Sierra 1500 Crew Cab
AT4 Pickup 4D 5 3/4 ft
6,217 miles
Includes:$495 in factory upgrades
|

Why You’ll Love This Sierra 1500

Slotted between the SLT and AT4X in the Sierra 1500 lineup, the AT4 delivers trail-ready confidence with an off-road suspension featuring a 2-inch factory lift and Rancho monotube shocks. It also keeps everyday tasks effortless with the 13.4-inch GMC infotainment system with Google Built-In plus wireless Apple CarPlay and Android Auto, and the versatile MultiPro Tailgate.

GMC MultiPro tailgate

Offers six unique functions for convenient loading, unloading and bed access.

Off-road suspension with 2-inch factory lift

Includes a 2-inch factory lift and Rancho Monotube Shocks for enhanced ground clearance and ride quality over rough terrain.

High-torque diesel capability

Delivers an impressive 305 HP and 495 lb-ft through a 3.0L Duramax Turbo-Diesel I6 engine, 10-speed automatic transmission, and 4WD, featuring an auto locking rear differential and two-speed Autotrac transfer case for enhanced off-road control.

High-torque diesel capability

Delivers an impressive 305 HP and 495 lb-ft through a 3.0L Duramax Turbo-Diesel I6 engine, 10-speed automatic transmission, and 4WD, featuring an auto locking rear differential and two-speed Autotrac transfer case for enhanced off-road control.

Off-road capability focus

The AT4 trim emphasizes factory off-road capability with specialized hardware for challenging terrain.

13.4-inch premium GMC infotainment system

Provides a large, intuitive display with Google Built-In compatibility, offering wireless Apple CarPlay and Android Auto for seamless smartphone integration.

Bose premium sound system

Delivers a rich, immersive audio experience throughout the cabin.

Adaptive cruise control

Automatically adjusts vehicle speed to maintain a set following distance, reducing driver fatigue on long journeys.

Heated and ventilated front seats

Provides year-round comfort by warming up in cold weather and circulating air in warm conditions.

Heated rear outboard seats

Warms rear passenger seats for added comfort during colder drives.

Remote start

Allows you to start the vehicle from a distance, pre-conditioning the cabin before entry.

Spray-on bedliner

Protects the truck bed from scratches and dents, preserving its condition and resale value.

This content is AI-generated and some details may not be 100% accurate. Refer to the details throughout this page for specific vehicle info.

Looking for specific vehicle info?