Standard EquipmentEntertainmentWireless phone projection For Apple CarPlay1 and Android Auto2SiriusXM Trial SubscriptionWi-Fi Hotspot capable Terms and limitations apply. See onstar.com or dealer for details.May require additional optional equipment1...
X31 Off-Road Package includes (JHD) Hill Descent Control, (NZZ) skid plates, Off-Road suspension and Twin-tube Rancho shocks
ProGrade Trailering System includes (PZ8) Hitch Guidance with Hitch View and (UET) In-vehicle Trailering App
Engine, Duramax 6.6L Turbo-Diesel V8, B20-Diesel compatible (470 hp [350.5 kW] at 2800 rpm, 975 lb-ft of torque [1322 Nm] at 1600 rpm)
Rear axle, 3.42 ratio (Included and only available with (L5P) Duramax 6.6L Turbo-Diesel V8 engine.)
GVWR, 11,350 lbs. (5148 kg) (Requires TK20743 Crew Cab model, (L5P) Duramax 6.6L Turbo-Diesel V8 engine, with 20" or 22" wheels and tires. Not available with (NHT) Max Trailering Package.)
Introducing the 2026 GMC Sierra 2500HD - a powerhouse of a truck that's ready to take on any task you throw its way. With its commanding presence on the road, this beast of a vehicle is not just a mode of transportation, it's a statement. The interio...
X31 Off-Road Package includes (JHD) Hill Descent Control, (NZZ) skid plates, Off-Road suspension and Twin-tube Rancho shocks (Not available with dual rear wheels.)
ProGrade Trailering System includes (PZ8) Hitch Guidance with Hitch View and (UET) In-vehicle Trailering App
Engine, 6.6L V8 with Direct Injection and Variable Valve Timing, gasoline (401 hp [299 kW] at 5200 rpm, 464 lb-ft of torque [629 N-m] at 4000 rpm)
Rear axle, 3.73 ratio (Requires (L8T) 6.6L V8 gas engine.)
Introducing the 2026 GMC Sierra 3500HD, the ultimate workhorse that's ready to tackle any task you throw its way. With its powerful engine and rugged design, this truck is not just a mode of transportation, but a reliable partner for all your adventu...
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