About This GMC Sierra 3500HD Denali
This 2021 GMC Sierra 3500HD Denali is finished in Onyx Black with a Jet Black interior, delivering heavy-duty diesel performance paired with premium luxury. Powered by a 6.6L Duramax Turbodiesel V8 paired with a 10-speed automatic transmission and 4x4 drivetrain, it offers strong towing capability and smooth, dependable performance.
Built for both work and comfort, the Denali trim features a refined exterior and a well-balanced, capable platform suited for demanding tasks and everyday driving.
Inside, the cabin offers heated and ventilated leather seats, dual-zone climate control, and a spacious layout designed for long drives. Technology includes a touchscreen infotainment system with Apple CarPlay and Android Auto, navigation capability, and a premium Bose sound system.
Combining power, advanced technology, and upscale comfort, this Sierra 3500HD Denali is a well-equipped heavy-duty truck ready for any job.
- Leather Interior
- Automatic Transmission
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