2026 GMC Sierra 1500 AT4X Onyx Black (VIN 3GTUUFEL4TG426737) (Stock )

2026 GMC Sierra 1500 AT4X in Onyx Black commands attention with a presence that feels as rugged as it is refined. Beneath the hood, the 8-cylinder engine delivers raw, confident power, ready to tackle steep inclines or haul heavy loads with ease. Inside, the Obsidian Rush full-grain leather creates a sanctuary of comfort, balancing the truck’s off-road capability with a premium, quiet cabin. Whether you are navigating a remote job site or cruising the highway, this truck transforms every mile into a purposeful, capable experience.