Z71 2012 Automatic Gasoline mileage: 1 KM 4WD Peace be upon you. GMC Sierra 2012 Full option Cruise control 6-speed transmission Mileage: 450,000 km Approximately has putty in more than one place and is fully painted. Chassis damage. I overhauled the entire underside when I first bought it a year and a half ago, and the invoices are available, as is the inspection report from when I first bought it. The car is ready to drive. Additions: It has a bed liner. 40,000 BTU transmission cooler. Electronic muffler. Matte black Methoot rims. Chinese tires with half their life left. 3 cm spacers in the front. And raised from the rear with a leaf spring to level the car. I have spent a lot on the car, and as I mentioned, the invoices are available, and the car is ready to drive. Selling to the highest bidder.