Stock # TU205509 AMVIC LICENSED DEALER The 2026 GMC Sierra 1500 AT4-X Crew combines rugged off-road capability with premium comfort and advanced technology. Built to tackle any terrain, it features a 2-speed Autotrac transfer case, off-road suspension with 2 lift and Multimatic DSSV dampers, AEV stamped steel high-approach front bumper, front & rear e-locking differentials, skid plates, hill descent control, and LT275/70R-18 Goodyear Wrangler Territory MT tires. Additional utility comes from the trailer brake controller, trailer side blind zone alert, and GMC MultiPro tailgate. Inside, the AT4-X offers full-grain leather seats with heated and ventilated front buckets, 16-way power seats with lumbar and massage, heated second-row outboard seats, adaptive cruise control, and a heated leather-wrapped steering wheel. Technology highlights include the 13.4 GMC Premium Infotainment System with Google Built-In, wireless Apple CarPlay and Android Auto, 12.3 digital driver information center, rear camera mirror, Bose 12-speaker premium audio system, wireless charging, and keyless open with remote start. Safety is advanced with GMC Pro Safety including automatic emergency braking, forward collision alert, lane keep assist with lane departure warning, front & rear park assist, rear pedestrian alert, HD Surround Vision with bed view, and a Safety Alert Seat.