GMC Sierra 2009 Automatic Gasoline mileage: 1 KM 4WD Sierra 2009 8 Cylinder Mileage 400+ Original body, repainted for color change Engine and differentials guaranteed, working Modifications include: 4 Profender shocks and Profender springs - Profender control arms are available but disassembled New suspension: upper and lower control arms New performance brake pads New "stone" tires Spotlight Installed transmission cooler Android screen