STOCK # TU164784 AMVIC LICENSED DEALER The 2026 SIERRA 1500 AT4-X CREW CAB 4WD in Sterling Metallic with Obsidian Rush interior combines rugged off-road capability with refined luxury. Powered by a 6.2L ECOTEC3 V8 engine and 10-speed automatic transmission, it delivers commanding performance for both highway and off-road adventures. This AT4-X model features a 2-inch lifted off-road suspension with Multimatic DSSV dampers, front and rear e-locking differentials, skid plates, and LT275/70R-18 Goodyear Wrangler Territory MT tires. AEV-specific upgrades include stamped steel high-approach front and rear bumpers with heavy-duty recovery points, hot-stamped boron steel skid plates, branded floor liners, and unique exterior badging. Additional functionality comes from the trailer brake controller, trailering package, and 120V power outlets in the bed and cabin. Inside, the cabin offers full-grain leather seats, heated and ventilated front seats with lumbar and massage support, heated second-row seats, wireless charging, and memory for driver seat and mirrors. Technology includes a 13.4 infotainment touchscreen with Google Built-In, wireless Apple CarPlay and Android Auto, a 12.3 digital driver display, 15 head-up display, a rear camera mirror, and a 12-speaker Bose premium audio system. Super Cruise is included for semi-autonomous highway driving. The exterior blends rugged design with convenience: GMC MultiPro tailgate, spray-on bedliner, LED headlamps and fog lamps, power folding heated mirrors, dual exhaust, rain-sensing wipers, and LED cargo area lighting. Dealer-installed upgrades include the MultiPro audio system by Kicker.