Originally Posted by
fietsbob
... the ones in my specialized Expedition were shielded and have seals on the cartridge, they're still fine 20 years later.
Perhaps they are but not all OEM grease is that durable. I ran into some that certainly wasn't.
Originally Posted by
fietsbob
... neoprene seals can be removed to service cartridge sealed bearings .
Yeah, that's what I said too.
