Would this brace keep idler/pitman arm from wearing prematurely due to oversize wheels and tires?
yes
Only if you are doing 4x4 launches. If you're worried about your pitman/idler arm wearing then this is what you need: http://www.dieselplace.com/forum/15...860-ultimate-idler-arm-gm-hd-trucks-suvs.html
no thats false