My 2006 2UZ 4Runner has 235000 miles on it, 6,000 of them (roughly) are aired down traversing VT, NH, ME class 4/6 roads, and local trails in MA. I've towed up to 5000 lbs with it, parked it for 3 months, then fire it up, load it with gear and head straight into the woods for a week of wheeling...