The shim on an 8.25 goes between the race and the case. There are reliefs in the case to tap the race out so there is no need to get the bearing off the pinion.
Dave Clement
Pembroke, MA
03 PT Cruiser GT Turbo
99 Dakota SLT+ CC 4x4
68 Barracuda sport coupe
http://home.comcast.net/~dgc333/