if you have a look at ae parts listing
http://www.teamassociated.com/pdf/ca...am/cat_b44.pdf
it clearly shows the hex and the wheel nut in the wrong place.no probs there, have worked out that . just not showing any shims between the cva and the hex with pin.so as the the shaft gets pulled in and out the hex rubs one way and the cva rubs the other way on the wheel bearing.