Originally Posted by
sonatageek
BF member Bikedude stated in another thread that he has had great success using auto carburetor cleaner to get things unstuck and then K&N filter oil as the lube. Haven't tried it yet myself, but I have a right 9 speed unit that WD40 has not worked, so I am planning on trying the the carb cleaner later this week.
Carb cleaner is a carbon solvent, not a grease solvent. I would expect grease solvent to work better. But it won't hurt to try.
Al