GMC Sierra Z71 2017 Automatic Gasoline mileage: 230 KM 4WD GMC Sierra Z71 Model 2017 | Black | Double Cabin | For sale, clean GMC Sierra Z71 Specifications: • Model 2017 • Z71 • Double Cabin • Color: Black, popular color Mileage: 230 thousand (can be increased • Rims Yukon original rims And installed a set of Thai tires Tire warranty 3 years And alignment and balancing • Original engine • Original differential • Original 4WD system • Rebuilt transmission, no issues Oil changed every 60,000 kilometers • Transmission oil changed, all its functions are sound • Installed a 40,000 BTU transmission cooler