New 2027 GMC Sierra 3500HD Features, Performance, Changes – The 2027 GMC Sierra 3500HD has a redesigned exterior that is both tough and contemporary. The revised front grille has a more aggressive profile and eye-catching integrated LED lighting components. The truck’s chassis has been re-engineered by GMC to make it more durable and distribute weight more evenly, allowing it to handle demanding loads with ease. New 2027 GMC Sierra 3500HD Features
New 2027 GMC Sierra 3500HD Redesign and Update Plan
Exterior & Interior
Power and refinement come together on the outside of the 2027 GMC Sierra 3500HD. The new multi-functional tailgate is more practical and gives the vehicle a more daring appearance with flared wheel arches and a wider track. The LED headlights with adaptive high beams, high-strength aluminum components, and chrome accents make it look good and work better. With its available 20-inch alloy wheels and all-terrain tires, the Sierra is just as capable off-road as it is on-road.
The inside of the cabin is a haven of modern conveniences and luxury. Upscale models often come included with high-quality materials like brushed metal accents, genuine wood trim, and perforated leather. Both the 12.3-inch digital driver display and the enormous 13.4-inch infotainment screen are driven by GMC’s upgraded software, and they are located in the dashboard. The Sierra 3500HD is designed to provide a smooth driving experience in every situation, thanks to its ample soundproofing and space for up to six people.
Redesigned aerodynamics and a reorganized suspension system are two further upgrades that boost performance and efficiency. Denali Ultimate and AT4X trim levels, for example, provide unique visual clues, such as unique color selections and finishes, to appeal to a wide variety of consumers. To maintain its position as the industry leader in heavy-duty trucks, the Sierra 3500HD underwent a makeover that prioritizes both form and function.
New 2027 GMC Sierra 3500HD Specs
Engine & Performance
A variety of powerful engines are available for the 2027 GMC Sierra 3500HD, allowing it to take on any task. There are 401 hp and 464 lb-ft of torque from the standard 6.6-liter V8 gasoline engine. The 6.6-liter Duramax turbodiesel V8 is perfect for heavy hauling and towing since it produces an incredible 470 horsepower and 975 lb-ft of torque.
An efficient and seamless transfer of power is assured by the combination of both engines with a 10-speed automatic gearbox. With the right accessories, the truck can pull up to 37,000 pounds, and it can also carry more than 7,000 pounds in its payload capacity. Regardless of the terrain or load, GMC has optimized the suspension and braking systems to ensure excellent handling. New 2027 GMC Sierra 3500HD Features
New 2027 GMC Sierra 3500HD Fuel Economy
The 2027 Sierra 3500HD manages decent fuel economy owing to enhanced aerodynamics and engine tuning, which is very remarkable for heavy-duty trucks. Approximately 14 mpg combined is what you can anticipate from the gasoline V8, while you can expect somewhat better performance with the Duramax diesel at roughly 16 mpg combined.
New 2027 GMC Sierra 3500HD Safety Features
With a number of cutting-edge safety systems designed to keep passengers and drivers safe, the 2027 GMC Sierra 3500HD prioritizes comfort and security. Lane departure warning, automatic emergency braking, and forward collision alert are all part of the standard equipment. Even on the most basic models, you’ll have complete peace of mind thanks to the included blind-spot monitor and rear cross-traffic warning.
Advancements like GMC’s Super Cruise technology, which allows suitable highways to be driven hands-free, are available in higher trim levels. In addition, there is trailer sway control, adaptive cruise control with trailering aid, and a surround-view camera system. These devices are designed to make towing and maneuvering in complicated conditions easier and safer.
New 2027 GMC Sierra 3500HD Release Date & Price
Starting at $47,000 for the base trim, the fully equipped Denali Ultimate version of the 2027 GMC Sierra 3500HD exceeds $90,000. Orders will be available in the latter half of 2025, and shipments will start in the first half of 2027. GMC’s goal is to make the Sierra 3500HD the heavy-duty truck of choice for families and professionals that value unrivaled capabilities and refinement. New 2027 GMC Sierra 3500HD Features