2025
GMC SIERRA 3500HD DENALI 4X4 CREW CAB 6.75 FT. BOX SRW

The 2025 GMC Sierra 3500HD Denali Crew Cab Standard Box 4-Wheel Drive is a premium, heavy-duty pickup truck that offers a powerful combination of performance, luxury, and capability. The Denali trim is the top-tier offering from GMC, designed for those who require both exceptional towing performance and a refined driving experience. This truck is ideal for demanding tasks such as towing, hauling, and off-road driving while providing a comfortable and tech-savvy cabin.

Performance and Powertrain:

• Engine Options: The 2025 Sierra 3500HD Denali offers two robust engine options to cater to a wide range of needs:

  • 6.6L V8 Gas Engine: This engine generates 401 horsepower and 464 lb-ft of torque, providing strong performance for daily driving and light towing tasks. It is paired with a 6-speed automatic transmission.

  • 6.6L Duramax V8 Turbo-Diesel Engine: For those who need even more power and towing capacity, the Duramax diesel engine produces an impressive 445 horsepower and 910 lb-ft of torque. This engine is mated to an Allison 10-speed automatic transmission, offering smoother shifts and optimized performance for towing and hauling.

• Towing Capacity: With the Duramax diesel engine, the 2025 Sierra 3500HD Denali can tow up to 36,000 pounds when properly equipped, making it one of the most capable trucks in its class. This makes it ideal for hauling large trailers, heavy equipment, or other substantial loads.

• Payload Capacity: The truck offers impressive payload capacity of up to 7,442 pounds, making it suitable for carrying heavy loads in the truck bed.

• 4-Wheel Drive (4WD): The 4WD system comes standard in the Denali trim, ensuring excellent traction and stability in a variety of road conditions, from slick streets to off-road terrain. The system is designed to provide superior performance in challenging conditions, enhancing the truck’s capability whether towing, off-roading, or navigating through inclement weather.

• Suspension and Handling: The Sierra 3500HD Denali comes with an advanced independent front suspension and heavy-duty rear suspension, ensuring a smooth and controlled ride even under heavy loads. The Magnetic Ride Control suspension system, available on the Denali trim, offers an enhanced, adjustable ride quality by automatically adjusting shock absorbers based on road conditions and driving style.

Exterior Design:

• Denali Styling: The 2025 Sierra 3500HD Denali has a distinctive and premium exterior design that sets it apart from other heavy-duty trucks. The front features a bold chrome grille, LED headlights, and signature LED daytime running lights, all designed to give the truck a powerful presence on the road.

• Chrome Accents and Detailing: The Denali trim includes extensive chrome accents, including the grille, door handles, side steps, and mirror caps, contributing to the truck's refined and upscale appearance. Additionally, the Denali badge on the grille and tailgate signifies its top-tier status.

• Wheels and Tires: The Sierra 3500HD Denali comes equipped with 20-inch polished aluminum wheels as standard. These wheels are paired with Goodyear Wrangler all-terrain tires, optimized for both on-road and off-road performance.

• Bed and Tailgate: The truck features a 6.75-foot standard box, offering ample cargo space for hauling large items. The MultiPro tailgate comes standard on the Denali, which provides multiple functions, including a step for easy bed access, a work surface, and a convenient load stop for larger items.

Interior and Comfort:

• Seating Capacity and Materials: The 2025 Sierra 3500HD Denali Crew Cab offers seating for up to 5 passengers in a spacious and luxurious cabin. The Denali trim features premium leather upholstery, with options for heated and ventilated front seats, and heated rear seats for optimal comfort in all climates. The seats are designed for long-distance comfort and are fully adjustable to meet the needs of different drivers and passengers.

• Driver-Centric Cabin: The interior of the Sierra 3500HD Denali is designed for convenience and ease of use. The cabin features a large 12.3-inch digital driver display, providing clear, customizable information about the truck's performance, fuel economy, and towing data. The 8-inch or optional 13.4-inch touchscreen infotainment system integrates seamlessly with the driver’s needs.

• Infotainment and Technology: The 2025 Sierra 3500HD Denali comes standard with Chevrolet’s Infotainment 3 Premium System, which includes:

  • Apple CarPlay and Android Auto integration for seamless smartphone connectivity.

  • SiriusXM satellite radio for entertainment options.

  • Navigation system with real-time traffic and route guidance.

  • Wireless charging pad for convenient device charging.

• Bose Premium Sound System: The Sierra 3500HD Denali offers a Bose 7-speaker premium sound system, delivering high-quality sound throughout the cabin for an elevated driving experience.

• Climate Control: Dual-zone automatic climate control is standard, ensuring that both the driver and passengers enjoy a comfortable cabin temperature. The available heated and ventilated seats add further comfort for extreme weather conditions.

Safety and Driver Assistance Features:

• Standard Safety Features: The 2025 Sierra 3500HD Denali comes with an array of standard driver-assistance features, including:

  • Forward Collision Alert

  • Automatic Emergency Braking

  • Lane Departure Warning

  • Lane Keep Assist

  • Rearview Camera with hitch guidance for easy trailer hookups

  • Rear Parking Sensors

  • Trailer Sway Control for safer towing

• Optional Safety Features: The Sierra 3500HD Denali offers additional optional safety features, including:

  • Adaptive Cruise Control

  • Blind Spot Monitoring

  • Rear Cross Traffic Alert

  • Front and Rear Automatic Braking for added safety during low-speed maneuvers

Towing and Trailering Technology:

The 2025 Sierra 3500HD Denali is designed for heavy-duty towing and hauling, offering a range of features to assist with trailering, such as:

• Trailer Brake Controller

• Integrated Trailer Camera System for enhanced visibility when towing

• ProGrade Trailering System with up to 15 different camera views to provide a clear view of the trailer and the truck’s surroundings

• Tow/Haul Mode and Hill Descent Control for improved towing performance on steep grades

The 2025 GMC Sierra 3500HD Denali Crew Cab Standard Box 4-Wheel Drive is a luxurious and capable heavy-duty pickup truck that is built to handle the toughest jobs while offering a premium, refined driving experience. With powerful engine options, best-in-class towing capacity, and a well-appointed cabin, the Sierra 3500HD Denali is an excellent choice for those who need both performance and comfort. Whether you're hauling large loads, towing trailers, or navigating rough terrain, this truck is equipped to meet the demands of any job while providing advanced technology and safety features.