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

​The 2025 GMC Sierra 3500HD Denali is a top-tier heavy-duty pickup truck that combines exceptional performance with luxurious features. Equipped with a 6.6L Duramax Turbo-Diesel V8 engine, this model is designed to handle the most demanding tasks while providing a comfortable and sophisticated driving experience.​

Performance & Capability:

• 6.6L Duramax Turbo-Diesel V8 Engine: Delivers 470 horsepower and 975 lb-ft of torque, ensuring robust towing and hauling capabilities. ​

• Allison 10-Speed Automatic Transmission: Provides smooth and efficient power delivery, enhancing both performance and fuel efficiency. ​

• Maximum Towing Capacity: Capable of towing up to 30,800 lbs when properly equipped, making it suitable for heavy-duty applications. ​

• Advanced Trailering Technology: Features such as the ProGrade Trailering System and up to 14 available camera views, including a transparent trailer view, assist in confident and safe towing. ​

Exterior Features:

• Signature Denali Grille: The distinctive chrome grille adds a touch of sophistication and brand identity.​

• 20-Inch Ultra-Bright Machined Aluminum Wheels: These wheels with bright chrome inserts enhance the truck's commanding presence. ​

• LED Lighting: Advanced LED headlamps, fog lamps, and taillights provide improved visibility and a modern aesthetic.​

• MultiPro Tailgate: Offers six functional positions to enhance loading, unloading, and access to the cargo box. ​

Interior Comfort & Convenience:

• Premium Materials: Features authentic open-pore wood and forge perforated leather seating surfaces, reflecting a high level of craftsmanship. ​

• Heated and Ventilated Front Seats: 12-way power-adjustable seats ensure comfort in various weather conditions. ​

• Advanced Infotainment System: A 13.4-inch diagonal touchscreen with Google built-in apps such as navigation and voice assistance, along with wireless Apple CarPlay and Android Auto compatibility, keeps drivers connected. ​

• Bose Premium Sound System: Provides an immersive audio experience for all occupants.​

Safety & Driver Assistance:

• Comprehensive Safety Features: Includes Automatic Emergency Braking, Lane Departure Warning, and Forward Collision Alert to enhance driver and passenger safety.​

• Adaptive Cruise Control: Maintains a set following distance, reducing driver fatigue during long trips.​

• HD Surround Vision: Utilizes multiple cameras to display a digital overhead image of the area around the vehicle, assisting in low-speed maneuvering.​

The 2025 GMC Sierra 3500HD Denali with the 6.6L Duramax engine stands out as a powerful and luxurious heavy-duty truck. Its combination of robust performance, advanced technology, and refined comfort makes it an excellent choice for those seeking capability without compromising on sophistication.