2025 Gmc Duramax Horsepower 2022. New 2022 GMC Sierra 2500HD Duramax GMC Specs News TurboMax™ Engine Delivering 310 Horsepower and 430 lb.-ft The heavy-duty Sierra is offered with a 6.6-liter V8 gasoline engine and a 6.6-liter V8 diesel engine named Duramax
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You are currently viewing GMC.com (United States). Learn from our experts about the 2025 GMC Sierra 2500HD including reviews, prices, specs, ratings, colors, and more to make the best vehicle choice for you
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The MotorTrend Buyer's Guide has the 2025 GMC Sierra 2500HD specs you need, from dimensions and cargo space to power and mpgs. Learn from our experts about the 2025 GMC Sierra 2500HD including reviews, prices, specs, ratings, colors, and more to make the best vehicle choice for you Powertrain options include a 401-hp 6.6-liter V-8 with a 10-speed automatic, but serious users will likely go for the 445-hp Duramax turbo-diesel V-8 with the 10-speed to unlock the 22,500-pound.
2022 Gmc Duramax Diesel Lifted. The MotorTrend Buyer's Guide has the 2025 GMC Sierra 2500HD specs you need, from dimensions and cargo space to power and mpgs. The 6.6L V-8 L5P Duramax® Turbo-Diesel engine from GM Powered Solutions advances General Motors legacy of powerful,
2022 GMC Sierra 2500 Duramax Specs GMC Specs News. For 2020, a 10 speed automatic transmission became standard on all L5P. Get to work with the 2025 GMC Sierra 2500 HD! Explore engine options and specs with this guide from truck pros at W-K Chevrolet Buick GMC!