Originally Posted by SpedFast

2 weeks ago a Shimano chain of mine began making a clicking noise while riding. When I returned home I inspected the chain and had a link looking just like 'SoSmellyAir' has in his photo (post #11). Every time it went through the rear DR it make a click. It had a lot of miles on it and I didn't think anymore of it and just threw it away. Now I'm seeing these postings and wondering if I got the tail end of a bad batch. Since I rotate chains every waxing, I'm thinking the chain had at least 5000 miles on it so it's not like it was new, but still in the serviceable range of chains by measurement.