Call For Pricing
Auto Gallery Price: $80,935

New 2026 GMC Sierra 2500 AT4 Crew Cab

Stock #TG1106
New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #TG1106 - photo 1
New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #TG1106 - photo 1 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #TG1106 - photo 2 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #TG1106 - photo 3 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #TG1106 - photo 4 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #TG1106 - photo 5 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #TG1106 - photo 6 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #TG1106 - photo 7 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #TG1106 - photo 8 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #TG1106 - photo 9 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #TG1106 - photo 10 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #TG1106 - photo 11 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #TG1106 - photo 12 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #TG1106 - photo 13 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #TG1106 - photo 14 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #TG1106 - photo 15 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #TG1106 - photo 16 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #TG1106 - photo 17 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #TG1106 - photo 18 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #TG1106 - photo 19 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #TG1106 - photo 20 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #TG1106 - photo 21 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #TG1106 - photo 22 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #TG1106 - photo 23 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #TG1106 - photo 24
Photos may be stock images.
Dealer Video
Window Sticker

Vehicle Notes

Auto Gallery Chevrolet GMC is always Striving for Excellence Come see us and find out why we have That Hometown Feel and how we make Big City Deals!- …
Read More… Auto Gallery Chevrolet GMC is always Striving for Excellence Come see us and find out why we have That Hometown Feel and how we make Big City Deals!- 6.6L V8 Diesel Turbocharged (Duramax) (B20-Diesel Compatible) (Includes (K05) Engine Block Heater) (470 hp [350.5 kW] @ 2800 rpm, 975 lb-ft of torque [1322 Nm] @ 1600 rpm)Introducing the all-new 2026 GMC Sierra 2500HD AT4, a true powerhouse built to conquer any terrain. This rugged and capable truck is designed to take on the toughest jobs with ease, thanks to its impressive Duramax 6.6L V8 Turbodiesel engine that delivers a staggering 470 horsepower and an incredible 975 lb-ft of torque.Equipped with a 10-speed automatic transmission and a robust 4-wheel drive system, the Sierra 2500HD AT4 is ready to tackle any challenge. Whether you're hauling heavy loads, navigating rough off-road conditions, or simply enjoying the open road, this truck will deliver the performance and capability you demand.The Sierra 2500HD AT4 is more than just a workhorse; it's also a premium, well-appointed vehicle. Boasting a Bose Premium 7-Speaker Sound System, a heated steering wheel, and heated and ventilated front seats, this truck offers the ultimate in comfort and convenience. The advanced infotainment system with Apple CarPlay and Android Auto integration keeps you connected and entertained on the go.Safety is also a top priority, with features like Automatic Emergency Braking, Forward Collision Alert, and Rear Cross Traffic Alert ensuring you and your passengers are protected. The X31 Off-Road Package further enhances the Sierra 2500HD AT4's capabilities, with Hill Descent Control and an Off-Road Suspension for unparalleled performance in challenging terrain.Elevate your driving experience with the 2026 GMC Sierra 2500HD AT4. This exceptional truck combines uncompromising power, advanced technology, and premium amenities to deliver a truly remarkable driving experience. Visit Auto Gallery Chevrolet GMC today and discover why this is the ultimate choice for those who demand the best.Auto Gallery Chevrolet GMC open 6 days a week and 24/7 at AutoGalleryChevyGMC.com. Proudly serving the communities of LaGrange, Newnan, Columbus, Auburn and all of greater Troup County. (706)668-4783 Price includes: $500 - Bonus Cash. Exp. 03/31/2026 $500 - Purchase Allowance. Exp. 03/31/2026
Read Less

Chassis Details

Stock Number
TG1106
Stock Type
New
Year
2026
Make
GMC
Model
Sierra 2500
Class
3
Drivetrain
4WD
Wheelbase
158.94
Cab Type
Crew
Vehicle Trim
AT4
Vehicle VIN
1GT4UPEY6TF257825
Interior Color
Jet Black
Seating Capacity
5
Exterior Color Description
Sterling Metallic
Engine Cylinder Count
8
Engine
Turbocharged Diesel V8 6.6L/
Transmission Type
Automatic
Fuel Type
Diesel
Engine Model
L5P
Engine Size (L)
6.6
Brake Type
Hydraulic

Vehicle Options

  • ENGINE DURAMAX 6.6L TURBO-DIESEL V8 B20-DIESEL COMPATIBLE (470 hp [350.5 kW] @ 2800 rpm 975 lb-ft of torque [1322 Nm] @ 1600 rpm) (Includes (K05) engine block heater.)
  • Lane Departure Warning
  • Front Collision Mitigation
  • Front Collision Warning
  • Automatic Highbeams
  • Tow Hitch
  • Running Boards/Side Steps
  • Keyless Start
  • Locking/Limited Slip Differential
  • Four Wheel Drive
  • Tow Hooks
  • Power Steering
  • ABS
  • 4-Wheel Disc Brakes
  • Aluminum Wheels
  • Tires - Front All-Terrain
  • Tires - Rear All-Terrain
  • Conventional Spare Tire
  • Bed Liner
  • Daytime Running Lights
  • Automatic Highbeams
  • Fog Lamps
  • Heated Mirrors
  • Power Mirror(s)
  • Integrated Turn Signal Mirrors
  • Power Folding Mirrors
  • Privacy Glass
  • Intermittent Wipers
  • Variable Speed Intermittent Wipers
  • Rain Sensing Wipers
  • Integrated Tailgate Step
  • AM/FM Stereo
  • Navigation System
  • MP3 Capability
  • Bluetooth Connection
  • Auxiliary Audio Input
  • Smart Device Integration
  • Requires Subscription
  • Satellite Radio
  • Requires Subscription
  • Premium Sound System
  • Bluetooth Connection
  • Bluetooth Connection
  • Smart Device Integration
  • WiFi Hotspot
  • Bucket Seats
  • Leather Seats
  • Rear Bench Seat
  • Power Driver Seat
  • Driver Adjustable Lumbar
  • Power Passenger Seat
  • Passenger Adjustable Lumbar
  • Heated Front Seat(s)
  • Heated Front Seat(s)
  • Cooled Front Seat(s)
  • Heated Rear Seat(s)
  • Mirror Memory
  • Seat Memory
  • Floor Mats
  • Floor Mats
  • Heated Steering Wheel
  • Steering Wheel Audio Controls
  • Adjustable Steering Wheel
  • Power Windows
  • Power Windows
  • Power Windows
  • Power Door Locks
  • Keyless Entry
  • Power Door Locks
  • Keyless Start
  • Remote Engine Start
  • Cruise Control
  • Adaptive Cruise Control
  • Security System
  • MP3 Capability
  • Auxiliary Audio Input
  • MP3 Capability
  • Auxiliary Audio Input
  • Climate Control
  • Multi-Zone A/C
  • A/C
  • Rear Defrost
  • Auto-Dimming Rearview Mirror
  • Front Collision Mitigation
  • Front Collision Mitigation
  • Front Collision Warning
  • Traction Control
  • Stability Control
  • Daytime Running Lights
  • Daytime Running Lights
  • Driver Air Bag
  • Passenger Air Bag
  • Front Side Air Bag
  • Front Head Air Bag
  • Rear Head Air Bag
  • Passenger Air Bag Sensor
  • Telematics
  • Requires Subscription
  • Rear Parking Aid
  • Back-Up Camera
  • Aerial View Display System
  • Back-Up Camera
  • Front Collision Warning
  • Lane Departure Warning
  • Cross-Traffic Alert
  • Blind Spot Monitor
  • Driver Restriction Features
  • Tire Pressure Monitor
  • Navigation System
  • Telematics
  • Requires Subscription
  • View All
New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #TG1106 - photo 2
Photos may be stock images.

Body Details

Body Type
Pickup
Call For Pricing

Pricing Details

MSRP $90,935
Auto Gallery Discount - $10,000
Auto Gallery Price $80,935
Total Savings $10,000
Additional Upfit Cost

Vehicle available NOW in LaGrange, GA.

Contact Auto Gallery GMC for more info.

(706) 887-6409
Disclaimer:
Everyone qualifies for the Auto Gallery Discount. Internet prices on new vehicles already include all applicable factory rebates and incentives (in lieu of the GM Special finance rate) which are subject to manufacturer incentive or rebate qualification criteria and requirements, which may be contingent to finance with GM Financial to receive a GM incentive. Out of state buyers are responsible for all state, county, city taxes as well as title/registration fees in the state the vehicle will be registered. To qualify for the internet price, you must finance with GM Financial or the dealers preferred lender; excluding GM incentivized interest rates.

The Manufacturer’s Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.

Similar Vehicles