Used 2025 Gmc Sierra Denali Ultimate

This 2025 GMC Sierra 2500HD Denali Ultimate 4WD represents the highest level of GMC heavy-duty luxury and performance. Powered by the legendary 6.6L Duramax Turbo-Diesel V8 and paired with the proven Allison 10-speed automatic transmission, this Sierra delivers exceptional towing confidence, refined ride quality, and long-distance comfort under load. Finished in Summit White with a stunning Alpine Umber full-leather interior, the Denali Ultimate trim combines premium craftsmanship, advanced trailering technology, and bold styling—making this truck equally capable on the jobsite or the open highway. At Southwest Ford, we specialize in premium heavy-duty trucks that are accurately represented, thoroughly inspected, and priced to market—no games. Our experienced truck team proudly serves Weatherford, Fort Worth, and Parker County with a transparent, no-pressure buying experience.