Wireless Apple CarPlay & Wireless Android Auto | Duramax® 6.6L V8 Turbo-Diesel | Allison® 10-Speed Automatic | Gooseneck/5th Wheel Prep Package | SLE Value Package | 13.4 GMC Premium Infotainment | 18 Polished Forged Aluminum Wheels | Adaptive Cruise Control The 2026 GMC Sierra 3500 SLE Crew Cab 4WD, finished in Summit White with a Jet Black interior, is a heavy-duty powerhouse built for the most demanding towing and hauling tasks. At its core is the legendary Duramax® 6.6L V8 Turbo-Diesel engine, delivering massive torque through the highly acclaimed Allison® 10-speed automatic transmission. This configuration is mission-ready with the Gooseneck/5th Wheel Prep Package, featuring a factory spray-on bedliner, an integrated trailer brake controller, and outside power-adjustable vertical trailering mirrors.The SLE Value and Preferred Packages significantly upgrade the cabin and utility features. Interior comfort is prioritized with heated front seats, a heated steering wheel, a 10-way power driver seat, and dual-zone automatic climate control. The tech-forward cockpit includes a massive 13.4 diagonal premium infotainment system with Google Built-In, a 12.3 digital Driver Information Centre, and Adaptive Cruise Control. Practical additions like the In-Vehicle Trailering App with Hitch View, LED cargo bed lighting, and a power-sliding rear window make daily operations seamless.Equipped for versatility, this 3500 HD includes an Autotrac 2-speed transfer case, a high idle switch, and a locking rear differential. The exterior is complemented by 18 polished forged aluminum wheels, chrome assist steps, and the functional EZ-Lift power lock and release tailgate. With Sierra HD Pro Safety featuring Automatic Emergency Braking and Lane Departure Warning, this truck delivers professional-grade capability with modern peace of mind. Stock # T4146935 AMVIC LICENSED DEALER