2019 GMC Sierra 1500 AT4 — Bold capability, refined comfort, and advanced safety in one rugged package. This White AT4 pairs a powerful 6.2L ECOTEC3 V8 with a 10-speed automatic transmission and 4WD for confident performance on pavement and off. With 144,115 miles, this Sierra delivers proven durability plus heavy-duty towing capability thanks to the ProGrade Trailering and Towing/Camper packages, trailer tire pressure monitor, locking/limited-slip differential, and bed liner. Interior comfort and tech are exceptional: Jet Black leather with Kalahari accents, heated exterior mirrors, power sunroof, power windows/locks, universal garage door opener, wireless charging, navigation and the Premium GMC Infotainment System with an 8" touchscreen. The AT4 Premium and Preferred packages add premium touches and convenience. A multi-color 15" diagonal head-up display, enhanced 8" driver information center, and Bose 7-speaker premium sound keep driver info and entertainment front and center. Safety and driver assistance are comprehensive: HD Surround Vision, rear camera mirror with auto-dim, front and rear ultrasonic park assist, rear cross traffic alert, blind spot monitor, lane keep assist, lane change alert, following distance indicator, forward collision alert, low-speed forward automatic braking, front pedestrian braking, and the Driver Alert I & II packages. Exterior upgrades include aluminum/alloy wheels, fixed running boards, chrome and black mirror caps, front license plate kit, and a spare 255/80R17 all-season tire. Practical features like power rear sliding window and a customer dialogue network round out the package. If you want a capable, well-equipped full-size truck that balances off-road readiness with luxury and cutting-edge safety tech, this 2019 Sierra 1500 AT4 is a standout choice. Contact us to schedule a test drive and see how it fits your needs.