2026 GMC Sierra 1500 Towing Capacity

Master Your Toughest Tasks with the New Sierra 1500

The 2026 GMC Sierra 1500 is built to make easy work of your toughest jobs. Whether you’re hauling heavy equipment to a Manchester job site or towing a small camper to your favorite wilderness destination near Concord, the new GMC Sierra 1500 towing capacity gives you maximum peace of mind behind the wheel. So, what are the new GMC Sierra 1500 tow ratings, and what engines are available in the 2026 GMC Sierra 1500? With a range of robust powertrain options, the Sierra 1500 sets the standard for what a full-size pickup can do on Lowell roads and beyond. Tulley Buick GMC has all the details below.

New GMC Sierra 1500 Tow Rating Per Engine

The new GMC Sierra 1500 towing capacity varies by the type of engine you choose for all your Merrimack hauling needs. Below, we take you through the towing power and other key specs of each one as we answer the question, “What engines are available in the 2026 GMC Sierra 1500?” Before you buy, be sure to value your trade to see how much you can put toward a new high-capability truck.

2.7L TurboMax™ I4 Engine

• Availability: Standard on Pro, SLE, and Elevation
• Horsepower: 310 hp
• Torque: 430 lb-ft of torque
• Transmission: 8-speed automatic
• Max Towing Capacity: Up to 9,400 pounds

5.3L Gas Engine

• Availability: Standard on SLT and Denali; Available on Pro, SLE, and Elevation
• Horsepower: 355 hp
• Torque: 383 lb-ft of torque
• Max Towing Capacity: Up to 11,200 pounds

Duramax® 3.0L Turbo-Diesel Engine

• Availability: Standard on AT4 and AT4X; Available on SLE, Elevation, SLT, Denali, and Denali Ultimate
• Horsepower: 305 hp
• Torque: 495 lb-ft of torque
• Transmission: 10-speed automatic
• Max Towing Capacity: Up to 13,300 pounds

6.2L V8 Engine

• Availability: Standard on Denali Ultimate; Available on SLT, AT4, AT4X, and Denali
• Horsepower: 420 hp
• Torque: 460 lb-ft of torque
• Transmission: 10-speed automatic
• Max Towing Capacity: Up to 13,100 pounds

2026 GMC Sierra 1500 Performance & Trailering Features

Standard and available performance features help you navigate roads throughout the Hudson region efficiently and tow recreational vehicles, trailers, and more safely. If you are planning your monthly budget, our payment calculator is a great tool to use alongside these impressive specs. Check out our favorite performance features:

• Stabilitrak® Stability Control System: Proactive control during heavy hauls.
• Available X31 Off-Road Package: Enhanced suspension and skid plates for rugged terrain.
• Available Max Trailering Package: Necessary to reach the peak 13,300-pound tow rating.
• 13 Available Camera Views: Includes Transparent Trailer View for ultimate visibility.
• Available ProGrade Trailering System: In-vehicle trailering app with maintenance reminders and departure checklists.
• Available SuperCruise® Technology: Hands-free driving capable even while trailering on compatible highways.

Test-Drive The 2026 Sierra 1500 In Nashua

The new GMC Sierra 1500 tow ratings are just the start of the capabilities and features you can expect in this legendary pickup. To get behind the wheel of this powerhouse, we invite you to apply for financing online to save time at the dealership. Contact us or visit our showroom today, and we’ll be happy to set you up with a test drive. You can also learn more by continuing your research on our website. Thanks to the new GMC Sierra 1500 towing capacity, you can take on your hardest jobs in Nashua and biggest adventures with the power, control, and confidence that only a GMC truck can deliver. Visit Tulley Buick GMC today to find the Sierra 1500 configuration that perfectly matches your towing needs!