Originally Posted by
C8SEE
So where does the number come from? I thought ET40 would be 40mm out from the hub, ET0 would be inline with the hub etc....
Et0 means the mounting face is 0mm from the centreline of the wheel. Et40 would mean the mounting face is 40mm from the centreline towards the outside of the wheel and a minus figure (eg. Et-15) would be 15mm from the centreline towards the inside. Hope that makes sense?