Originally Posted by
monkeyracing
Darn! They've used the bigger bearings. How am I supposed to fit that in my M-03?
These diffs need to have the outdrives assembled onto the case before filling with oil to avoid leaking. The m03 design has the outdrives put in after the diff is inside the chassis. Also the size of the m03's bearing inner race is too small for the size the drive cup needs to be.