About This GMC Sierra 3500HD Denali

This 2025 GMC Sierra 3500HD Denali is finished in White Frost Tricoat with a Jet Black interior, delivering top-tier luxury with extreme heavy-duty capability. Powered by a 6.6L Duramax Turbodiesel V8 paired with an Allison 10-speed automatic transmission and 4x4 drivetrain, it offers exceptional towing performance and smooth, reliable power.

Upgraded with a 2.5-inch CST Stage 3 suspension, FOX 2.5 Elite remote reservoir shocks, fabricated components, 22-inch JTX Forged wheels, and 37-inch Nitto Ridge Grappler tires, this truck stands out with a bold lifted stance and enhanced capability. Exterior highlights include LED lighting, roof marker lights, power-retractable assist steps, spray-in bedliner, MultiPro tailgate, and a power sunroof.

Equipped with the Reserve Package, it features advanced driving dynamics and premium comfort, including Digital Variable Steering and refined handling.

Inside, the Denali cabin offers heated and ventilated leather seats, heated rear seats, heated steering wheel, dual-zone climate control, remote start, and a power sliding rear window. Technology includes a 13.4-inch touchscreen, 12.3-inch digital display, Google Built-In, wireless Apple CarPlay and Android Auto, wireless charging, Wi-Fi connectivity, and a Bose premium sound system.

Combining Duramax diesel performance, advanced technology, luxury interior, and lifted stance, this Sierra 3500HD Denali delivers a powerful and refined heavy-duty truck experience.

• Leather Interior
• Automatic Transmission