GMC Sierra 2500HD V (GMTT1XX) Double Cab Long Bed /2020, 2021, 2022, 2023/ specs, Fuel consumption, Dimensions

Start of production 2020; End of production 2023 | Pick-up
Power: from 401 Hp to 445 Hp
Length 6514 mm (256.46 in.); Height 2027 mm (79.8 in.); Wheelbase 4127 mm (162.48 in.);