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

The 2025 GMC Sierra 3500HD Denali seamlessly blends heavy-duty capability with luxurious refinement, making it an ideal choice for those who require both power and comfort. Equipped with the 6.6L Duramax Turbo-Diesel V8 and Allison® 10-speed automatic transmission, this truck is engineered to handle the toughest tasks while providing a premium driving experience.

Performance & Capability:

• 6.6L Duramax Turbo-Diesel V8 delivering 470 horsepower and 975 lb-ft of torque

• Allison 10-speed automatic transmission for smooth and efficient power delivery

• Maximum towing capacity of up to 30,800 lbs when properly equipped

• Advanced trailering technologies, including up to 14 available camera views and Transparent Trailer View, enhancing towing confidence

Exterior Features:

• 20-inch Ultra-Bright machined aluminum wheels with bright chrome inserts

• Signature Denali chrome grille for a bold and distinctive appearance

• LED headlamps and taillamps providing excellent visibility and modern styling

• MultiPro Tailgate offering six functional configurations for enhanced cargo management

Interior Comfort & Luxury:

• Forge perforated leather seating surfaces with authentic open-pore wood and patterned aluminum trim, exclusive to Denali

• 12-way power-adjustable front seats, both heated and ventilated, ensuring optimal comfort in all conditions

• Heated rear outboard seats and heated steering wheel for added passenger comfort

• Dual-zone automatic climate control allowing personalized temperature settings for driver and passenger

Technology & Connectivity:

• 13.4-inch diagonal GMC Infotainment System with Google built-in, providing seamless access to apps, navigation, and voice assistance

• 12.3-inch digital Driver Information Center delivering customizable vehicle data and alerts

• Wireless Apple CarPlay and Android Auto compatibility for effortless smartphone integration

• Bose Premium Series audio system offering an immersive listening experience

Safety & Driver Assistance:

• Forward Collision Alert with Automatic Emergency Braking to help prevent potential front-end collisions

• Lane Departure Warning aiding in maintaining proper lane position

• Blind Spot Monitoring with Rear Cross Traffic Alert enhancing awareness of surrounding traffic

• Rear Camera Mirror providing a wider, less obstructed view behind the vehicle

• Adaptive Cruise Control maintaining a set following distance from the vehicle ahead

The 2025 GMC Sierra 3500HD Denali stands as a testament to what a heavy-duty truck can achieve when power meets luxury. Whether you're towing heavy loads or seeking a comfortable ride for long journeys, the Sierra 3500HD Denali delivers on all fronts, making no compromises between capability and sophistication.