What I was trying to figure out is if I go to an 18x9 wheel what backs pacing and offset I would need if didn't want to get wheel spacers.Not sure what spacers you are referring to wheel or suspension but either way wheel diameter alone is not enough to calculate anything
Try http://www.toyota-4runner.org/5th-g...r-5th-gen-tire-fitment-guide.html#post1550444