A premium trail machine, our 2025 GMC Sierra 1500 AT4 Crew Cab 4X4 powers through extreme challenges in Onyx Black! Motivated by a 6.2 Litre EcoTec3 V8 serving up 420hp to a 10 Speed Automatic transmission. A 2-inch lift, a 2-speed transfer case, and an auto-locking rear differential help you dominate difficult terrain, and this Four Wheel Drive truck scores approximately 12.4L/100km on the highway. Our Sierra has an off-road style, too, with LED lighting, fog lamps, red recovery hooks, a spray-on bedliner, a MultiPro tailgate, robust skid plates, perimeter lighting, and alloy wheels. Our AT4 cabin is engineered for comfortable adventures and features heated/ventilated leather power front and heated rear seats, a heated-wrapped power steering wheel, dual-zone automatic climate control, remote start, and keyless open/ignition. Take modern technology, a 13.4-inch touchscreen, a 12.3-inch driver display, Google Built-In, wireless charging, WiFi compatibility, wireless Android Auto®/Apple CarPlay®, Bluetooth®, and Bose audio. Drive confidently, knowing GMC's smart safety systems include adaptive cruise control, front/rear automatic braking, HD surround vision, hill descent control, trailer blind-spot monitoring, lane-keeping assistance, trailer-sway control, and more. Crafted to exceed expectations, our Sierra 1500 AT4 is an excellent choice! Save this Page and Call for Availability. We Know You Will Enjoy Your Test Drive Towards Ownership! Drive a Little, Save a Lot. Really Experience the Murray Difference.