Powered by innovation, our 2021 GMC Sierra 1500 SLT Crew Cab Short Box 4X2 delivers what you demand in a truck backed by a bold Dark Sky Metallic design! Motivated by a 5.3 Liter EcoTec3 V8 offering 355hp to an 8 Speed Automatic transmission so you can tow, haul, and travel with ease. This Rear Wheel Drive truck also rewards [...]