Originally Posted by
jack002
I had a rear der that I took apart and put the inside side of the cage back on 180 degrees out of the correct position. If you didn't look at the chain in it in motion and listen you'd never know it was wrong. It has that grrr sound to it that you describe. I caught it and corrected it, but it would have been a hard thing to detect by anyone later on.
Sounds very much like my case. You describe the same thing Hendo252 did right? I have a feeling that it's the same problem I have only I can't understand what thing could be put wrong