The 2020 GMC Sierra HD! A sleek, stylish but also functional work horse. Powered by a 6.6 liter turbo Duramax v8 at 445hp with 910 pound-feet of torque, same output as generations before but is paired with a Allison 10 speed automatic transmission. HD will also offer a gas engine but haven’t given details on such or pricing, but will be available late 2019
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1/23/2019, 6:09:01 AM