Explore the unbeaten path in our unbeatable One Owner, Accident Free 2020 GMC Sierra 1500 AT4 Crew Cab 4X4 that can handle both tough trails and daily traffic in Onyx Black! Featuring a time-tested 5.3 Liter EcoTec3 V8 that supplies 355hp matched to a 10 Speed Automatic transmission for power on demand. This Four Wheel Drive Sierra is ready to conquer all terrains, and it can reach nearly 21mpg on the highway. Engineered for off-road enthusiasts, the Sierra AT4 boasts hardware including a trail-tuned suspension, a two-speed AutoTrac transfer case, GMC's six-way MultiPro tailgate, a tough bedliner, running boards, and a 2-inch factory lift kit for the added ground clearance you need to roll right over the rough stuff.

Smart storage solutions and an athletic design highlight the AT4 cabin, which keeps you comfortable in extreme conditions with heated/cooled front seats, heated rear seats, a heated leather-wrapped steering wheel, dual-zone automatic climate control, and smart technology. A ProGrade Trailering System with Hitch Guidance and a hitch-mounted camera set the tone, while an 8-inch touchscreen, full-color navigation, Android Auto, Apple CarPlay, Bluetooth, available WiFi, and a six-speaker audio system keep you connected in our Sierra AT4.

A high-strength steel frame provides peace of mind and is matched by GMC safety features like StabiliTrak, trailer-sway control, hill-start assist, a backup camera, a tire-pressure monitoring system, multiple airbags, and more. Leave the pavement and your worries behind in our Sierra AT4! Save this Page and Call for Availability. We Know You Will Enjoy Your Test Drive Towards Ownership!
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