Originally Posted by PratoN
As far as I know, there have been very few to none. Almost all clutch issues are rooted to the leaking seal issue or shuddering that appears to be a software issue. I think I've heard of one with a bad throw out bearing and a few were imbalanced and Ford sent out customer satisfaction letters to vehicles built within those build dates. Aside from that, the clutch packs seem pretty solid.
I tend to agree with your comments. Currently I have no issues with my trans including any shuttering. Hopefully it stays that way!