Here is a closeup of my triple: All three rings are Shimano Ultegra and have never been changed. They probably have at least 12000+ km on them. I've been pretty good about changing the chain ...
Curious if I can just replace the bearings in my existing cups or if I would need to buy new cups? If possible to replace them then what are possible high quality replacement bearings?
As far as I can tell just the Outboard BB is.
I have a shimano dynamo hub on the front of my bike. Does it need any special maintenance, or maybe it needs just a little synthetic grease once a year, like a normal front hub?
Shimano has new models of their groupsets every year but the lines generally keep the same names. This makes it difficult to figure out what year/version a particular bike has. Is there an easy way to ...