GMC Sierra Z71 2017 Used Automatic Gasoline mileage: 287 KM 4WD GMC Sierra 2017, white, Al-Jomaih, Z71, fully loaded. Mileage: 286,000 km. The car was personally used. I bought it at 40,000 km and have had it since 2021, maintaining its original condition. The vehicle has a bedliner, upgraded shocks, and control arms. Periodic inspection is new. Price: 90,000. Serious buyers only.