Originally Posted by Steptoe
Actually, with the bike neutral and with everything warmed up, you can hear a slight "chatter" if it's badly worn.
But it's very similier to the noise that lots of BM's make anyway. But if yours never made any noise, or you can now hear a slightly different noise, then it could be a sign.
BUT, be careful, because it's very easy to get paraniod over this type of noise, especially if you've a long trip coming up.
0H great, BANG,CLUNK,RATTLE,POP,WHINE,WHIR,TICK, and now I need to listen for splinage may not be finage.