2019 GMC Sierra 1500 SLT is a Truck (Double Cab) model with 8-speed shiftable automatic transmission. This is a four wheel drive model With a power of 355 HP and 383.00 ft lbs of torque. An urban consumption is 15.00 MPG. The engine has a capacity of 5.30L with V8 cylinders. To view detailed specifications like fuel consumption and dimensions, please scroll below.