GMC Sierra SLT 2014 Automatic Gasoline mileage: 300 KM or more 4WD For sale: GMC Sierra, double cabin, double, short bed, Z71 category. There are some minor issues with the body, no accidents. Mileage: 380,000 km. It has additions: 3.5-inch lift kit from Rough Country. Upper control arms from Rough Country. Transmission cooler with thermostat modification. Good condition all-terrain tires. Q5 Xenon projector headlights. Electronic muffler with Y-pipe. Foldable bed cover. Regular oil changes and maintenance. Daily use. The fans have been programmed, and the transmission temperature is always cool, not exceeding 70 degrees even in extreme heat. The transmission was rebuilt five years ago. The front differential has been lowered one inch to maintain the angle of the axles. Brothers, this is not for dealers.