2025 GMC Sierra 1500 Performance

If you’re interested in upgrading to a 2025 GMC Sierra 1500, then you’re probably looking for more information about the available GMC Sierra 1500 engine options. There are several configurations and four engine options available, including the base turbocharged I4, two V8 options, and an available turbodiesel I6. No matter what work task you’re tackling around the Myrtle Beach-area or trip you have planned beyond Socastee, there’s a GMC Sierra 1500 towing capacity that suits your needs. Discover more about the 2025 GMC Sierra 1500 mpg ratings and other performance specs with the team at Hadwin-White Buick GMC, Inc.

2025 GMC Sierra 1500 Engine Options

In total, there are four powertrains for our Carolina Forest neighbors to consider. The 2025 GMC Sierra 1500 towing capacity and other GMC Sierra 1500 specs vary, depending on which engine you equip your Sierra with. Let’s compare the 2025 GMC Sierra 1500 engine specs and trim compatibility for each powertrain: 

2.7L TurboMax™ I4 Engine

Available On: Pro, SLE, Elevation

• Horsepower: 310 hp
• Torque: 430 lb-ft
• Max Towing Capacity: 9,500 pounds
• Transmission: 8-speed automatic transmission

5.3L EcoTec3 V8 Gas Engine

Available On: Pro, SLE, Elevation, SLT. Denali

• Horsepower: 355 hp
• Torque: 383 lb-ft
• Max Towing Capacity: 11,200 pounds
• Transmission: 10-speed automatic transmission

Duramax® 3.0L Turbo Diesel I6 Engine

Available On: SLE, Elevation, SLT, Denali, AT4, AT4X, Denali Ultimate

• Horsepower: 305 hp
• Torque: 495 lb-ft
• Max Towing Capacity: 13,200 pounds
• Transmission: 10-speed automatic transmission

6.2L EcoTec3 V8 Gas Engine

Available On: SLT, Denali, AT4, AT4X, Denali Ultimate

• Horsepower: 420 hp
• Torque: 460 lb-ft
• Max Towing Capacity: 13,000 pounds
• Transmission: 10-speed automatic transmission

2025 GMC Sierra 1500 MPG Ratings 

While the 2025 GMC Sierra 1500 engine options are remarkably powerful, you’ll be surprised when you view the GMC Sierra 1500 mpg ratings below. They’re exceptionally efficient for the half-ton truck segment. 

• Pro: 18 mpg city/21 mpg highway
• SLE: 18 mpg city/21 mpg highway
• Elevation: 18 mpg city/21 mpg highway
• SLT: 16 mpg city/20 mpg highway
• AT4: 22 mpg city/26 mpg highway
• Denali: 16 mpg city/20 mpg highway
• AT4X: 19 mpg city/20 mpg highway
• Denali Ultimate: 15 mpg city/19 mpg highway

Experience the 2025 GMC Sierra 1500 Engine Options! 

Are you ready to experience the 2025 GMC Sierra 1500 engine options in person? Contact us today to schedule your test drive of your favorite new GMC Sierra 1500 models at Hadwin-White Buick GMC, Inc. Our team will help you find the perfect example for your Red Hill lifestyle. Prepare for your visit with our online tools, such as applying for financing, exploring our new vehicle specials, valuing your trade-in, and calculating your payment. We hope to see you in Conway soon!