With the golan heights campaign the use of heavy tanks would end today in about 1 day russian/chinese area denial weaponry would stall any ground attacks. They only fought Syrians, not the Russians or iranians. There is a reason a special envoy was sent to putin
http://www.israelnationalnews.com/News/News.aspx/255017
How would usa spin need to attack Iran?
How would they hold off russian and Chinese?