BB clunking but no play?

James Q

When I'm standing up pedaling or sitting down pedaling hard I get a clunking noise from the BB. But there is no play or obvious looseness? I've checked the pedals and there on there tight plus there brand new. Any ideas??

Chunkers1980

They are?

James Q

Just the standard ones on the Trek 3500 disc

cooldad

Try this useful thread.
viewtopic.php?f=40028&t=12920020&p=18296876#p18296876