GMC Sierra K2XX specs: all versions 2014–2018 · 1 version in our catalog. Read the full story + Compare Add to garage 6.2 l313 kW (426 PS)Pickup Engines VersionEnginePower 6.2 313 kW (426 PS) Pickup6.2 l · 8 cyl6,162 cc 313 kW426 PS · 420 hp
