This 2017 GMC Sierra 2500HD SLE crew cab 4WD in Onyx Black comes equipped with a robust Vortec 6.0L V8 engine delivering 360 horsepower, paired with an electronic heavy-duty 6-speed automatic transmission featuring overdrive for efficient towing and trailering. Its 167.7-inch crew cab design offers spacious seating with cloth trim, including a front 40/20/40 reclining split-bench seat and a rear 60/40 folding bench seat to accommodate passengers comfortably. The Sierra 2500HD is thoughtfully equipped with trailering essentials, including a heavy-duty handling and trailering suspension package and integrated trailering equipment, enhancing its capability for demanding tasks. Convenience is boosted by an EZ-lift and lower tailgate, providing easier access to the bed. Safety features include a rear vision camera, brake assist system, restricted driving mode with alerts, and a vehicle tracker with slowdown capability. High-intensity discharge headlights improve nighttime visibility. Entertainment and connectivity are well covered with a touchscreen primary display featuring IntelliLink external memory control, internet radio capability, wireless audio streaming, voice-activated audio controls, Bluetooth® for phone integration, and an OnStar 4G LTE Wi-Fi hotspot, ensuring passengers stay connected on the go. This Sierra offers a balance of power, safety, and modern technology suited to both work and everyday driving demands.