GMC Sierra Z71 2013 Automatic Gasoline mileage: 300 KM or more 4WD Mileage 360, can be increased. 6 gears. Differential lock. Engine is guaranteed. Gearbox is guaranteed. Chassis is guaranteed. Airbags are guaranteed. The body is fully painted. New tires. It has a gearbox cooler. No modifications or programming done. (( For sale or suitable exchange ))