2026 GMC Sierra 1500 AT4X Onyx Black (VIN 3GTUUFE8XTG432540) (Stock 36742)

2026 GMC Sierra 1500 AT4X in Onyx Black commands attention with a rugged, purposeful stance that hints at its off-road capability. The diesel engine provides steady, reliable torque for towing or navigating tough terrain, while the Obsidian Rush full-grain leather interior offers a refined, quiet sanctuary after a long day on the job site. With the power sunroof open and the 4WD system ready to engage, this truck balances heavy-duty utility with premium comfort, making it a capable partner for both demanding work weeks and weekend escapes into the wild.