Originally Posted by
Peter Martin
Just wanted to clear up some of the questions about TKO FLAT & finished diff rings.
We sent them to the premier facility for measuring flatness in Chicago.
They used there equipment to give us some results.
The first two attached pictures show the stock AE #7666 ring. The second set TKO F & f ring.
Which side of the diff ring are they looking at? The AE rings have a "smooth" side and a "not as smooth" side If you use the smoother side the diff will be like silk.