Silverback
Lima Gulf Bravo Foxtrot Juliet Bravo
Well.. its time.
You got your moneys worth out of it. I replaced mine about 13k miles ago at 90k. They felt fine but I was in there doing the CV rebuild, replacing the LCA's and thought, "WTF. lets do it". 
I had the same issues when I did mine with those stupied zerk fittings.