2027 Chevrolet Silverado HD Powertrain Specs
2027 Chevrolet Silverado HD Powertrain Specs
Find a Silverado HD of Your Own at i.g. Burton Chevrolet!
The 2027 Chevy Silverado HD is built for drivers who need serious power and capability for tough jobs, heavy loads, and demanding towing tasks. With an enhanced 6.6L gas V8 and an available all-new Duramax 8.3L Turbo-Diesel V8, this heavy-duty truck offers two impressive powertrain options to fit different work needs. Here at i.g. Burton Chevrolet of Elkton, we'll be going over the 2027 Silverado HD's powertrain specs down below, including its horsepower, torque, towing capabilities, and transmission features. If you're in the Newark, DE, area, you can reach us in about 20 minutes via Otts Chapel Rd to explore our Chevrolet truck lineup and learn more about the Silverado HD!
What's New for the 2027 Silverado HD's Powertrain Lineup?
The 2027 Chevrolet Silverado HD brings major powertrain updates to Chevrolet's heavy-duty truck lineup, offering two V8 engines designed for demanding towing, hauling, and off-road work. Drivers can choose the enhanced 6.6L gas V8 or the available all-new Duramax 8.3L Turbo-Diesel V8, depending on the type of power and capability they need. Both engines pair with an Allison 10-speed automatic transmission, helping deliver controlled performance when working with heavy loads.
- Two V8 Engines
- New Duramax Turbo-Diesel
- Allison 10-Speed Transmission
- Great for Towing
How Powerful is the 2027 Silverado HD's 6.6L Gas V8?
The 2027 Chevy Silverado HD's enhanced 6.6L gas V8 produces 412 horsepower and 472 lb-ft of torque, giving drivers strong performance for work and everyday driving. Chevrolet lists maximum available towing of up to 19,000 pounds and maximum available payload of up to 6,990 pounds for properly configured models. The engine also comes with an oil-level sensor readout in the Driver Information Center, making it easier to keep track of this important maintenance detail. Paired with the Allison 10-speed automatic transmission, this gas-powered option is a practical choice for drivers who need dependable heavy-duty capability.
- 412 Horsepower
- 472 lb-ft Torque
- 19,000-lb Max Towing
- 6,990-lb Max Payload
Which Engine is New for the 2027 Chevy Silverado HD?
For drivers who need serious pulling power, the available all-new Duramax 8.3L Turbo-Diesel V8 delivers 555 horsepower and 1,230 lb-ft of torque. Chevrolet identifies these ratings as best-in-class for diesel horsepower and torque, and properly equipped Silverado HD models can tow up to 38,000 pounds with a gooseneck trailer. The diesel powertrain also supports a maximum available payload of up to 6,170 pounds, making it a strong option for demanding commercial work and heavy-duty hauling. Built at GM's expanded DMAX facility in Brookville, Ohio, this newly developed engine is paired with the Allison 10-speed automatic transmission for powerful, controlled performance.
- 555 Horsepower
- 1,230 lb-ft Torque
- 38,000-lb Max Towing
- 6,170-lb Max Payload
What Makes the 2027 Chevy Silverado HD Good for Towing?
Beyond engine output, the 2027 Silverado HD offers Tow/Haul Mode, which adjusts engine mapping, shifting, braking strategies, and steering assistance to support greater stability and control with heavy loads. Models equipped with the Duramax diesel also benefit from diesel exhaust braking and grade-braking strategies that help reduce brake stress on descents. Chevrolet is also introducing electric power steering and an eBoost braking system for the 2027 model year, designed to provide more precise steering and responsive stopping power. Together, these updates help make the Silverado HD a capable partner for demanding jobs.
- Tow/Haul Mode
- Diesel Exhaust Braking
- Electric Power Steering
- eBoost Braking System
Check Out Our Silverado Inventory Here in Elkton!
Customers in and around Newark, DE, can visit us here at i.g. Burton Chevrolet of Elkton to explore our selection of Chevy Silverado HD trucks and other great Chevrolet models. Whether you need a heavy-duty truck for work, towing, or everyday driving, we can help you compare available options and find a model that fits your needs. You can contact us using the form below to learn more about the Silverado HD or any of our other Chevrolet vehicles, or browse through our inventory online to get started from the comfort of home. We look forward to helping you find your next Chevy!
Key Takeaways
Q: What Engine Options Are Available in the 2027 Chevy Silverado HD?
A:
The 2027 Chevy Silverado HD offers an enhanced 6.6L gas V8 and an available all-new Duramax 8.3L Turbo-Diesel V8. Both engines pair with an Allison 10-speed automatic transmission.
Q: How Much Power Does the 2027 Silverado HD Gas V8 Produce?
A:
The 6.6L gas V8 delivers 412 horsepower and 472 lb-ft of torque. Properly configured models offer up to 19,000 pounds of towing capacity and a maximum payload of 6,990 pounds.
Q: How Powerful Is the New 2027 Chevy Silverado HD's Duramax Diesel Engine?
A:
The available 8.3L Duramax Turbo-Diesel V8 produces 555 horsepower and 1,230 lb-ft of torque. When properly equipped, the Silverado HD can tow up to 38,000 pounds with a gooseneck trailer.
Q: What Features Help the 2027 Silverado HD With Towing?
A:
Tow/Haul Mode adjusts engine response, shifting, braking, and steering assistance to help manage heavy loads. Diesel models also feature exhaust braking and grade-braking strategies to help control speed on descents.
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