2026 GMC Sierra 3500HD
*MSRP Starting at $75,000
TOP FEATURES
AVAILABLE TOW UP TO
30,800 LBS.1
AVAILABLE
DURAMAX® 6.6L TURBO-DIESEL V8 ENGINE
WITH 975 LB.-FT. OF TORQUE AND 470 HP
WORLD'S FIRST
SIX-FUNCTION MULTIPRO™ TAILGATE
WITH AVAILABLE KICKER® AUDIO SYSTEM2
2026 GMC Sierra 3500 HD Overview
When you want superb technology, reliable power and a top-quality build quality that turns heads, the 2026 GMC Sierra 3500 HD is a superb choice, and a top favorite at Cummins Chevrolet, especially amongst fans of the classic one-ton truck! Choose from either the 6.6-liter V8 gas engine, or the enhanced 6.6-liter turbo Duramax diesel, both of which come mated with an Allison ten-speed transmission to offer 470hp and a whopping 975-lt of torque. Even better, there's up to 20,000lbs of towing supported with adaptive cruise control and a Multi-Pro tailgate.
Technology highlights
The 2026 GMC Sierra 3500HD delivers up 3,945lbs of payload for a drive that you'll feel, and a powerful stack of driver safety and assistance features that handle every situation from emergency braking to pedestrian detection. In bad weather, check out the cutting-edge Snow Plow feature and enjoy the ease of adaptive cruise control. The higher trims also include extra features, such as an available head-up display.
2026 GMC Sierra 3500HD Trim Levels
2026 GMC Sierra 3500HD Denali*Starting at $75,000
|
2026 GMC Sierra 3500HD Denali Ultimate*Starting at $93,800
|
Design and Styling
The GMC Sierra 3500HD has been upgraded for 2026 with a spray-on bedliner, fresh LED lights and even daytime running lines. The amount of customization on offer for the truck bed is completely awe-inspiring, with options for tie-downs, bed-steps, branding, power outlets and more. Finish building your ideal Sierra with a range of high-end wheel options and a fantastic color palette! We particularly love the Denali for all of its luxury touches!
Awards and Accolades
The 2026 GMC Sierra 3500HD has always been a top contender in the auto industry awards, and for years, it has held one of the market's highest residual values in the trucking category. Last year, it was also the notable winner of the North American Car of the Year accolade, a true testament to its prestige. Why not head to Cummins Chevrolet and organize a test drive today?
Shop the 2026 GMC Sierra 3500HD Today!
The Manufacturer's Suggested Retail Price excludes destination freight charge, tax, title, license, dealer fees and optional equipment. Dealer sets final price. Click here to see all GMC vehicles' destination freight charges.
- Requires a 3500 HD Denali Crew Cab DRW model with available Duramax 6.6L Turbo-Diesel V8 engine, Gooseneck/Fifth Wheel Prep package and gooseneck/fifth-wheel hitch. Maximum trailering ratings are intended for comparison purposes only. Before you buy a vehicle or use it for trailering, carefully review the trailering section of the Owner's Manual. The trailering capacity of your specific vehicle may vary. The weight of passengers, cargo and options or accessories may reduce the amount you can trailer.
- Non-GM warranty. Limited warranty by KICKER®, 3 years/36,000 miles, whichever comes first. For more information, contact your dealer.