How To Clean Shimano Shifters. Even with the gear cable removed it recently broke it will only shift through half of the gear numbers and some blanks. Is this likely the problem.
The previous owner had probably tried to fix the sticky bicycle shifters himself opened the shifter and gave up after a few tries loosing a tension ring in the process. Steps to Clean the Shifters and Brake Levers. Cleaning Shimano STI shifters I received a 9-speed ST-6510 set of brifters for a very low price that I got as-is.
Googling around I find many posts advising the use of WD-40 to free up a sticky shifter.
The pesky little cable end nipple free at last. Since the shifters get used so often and have so many components directly connected to them there are times when they have a tendency to go bad. The pesky little cable end nipple free at last. To be fair I still have Shimano 600 shifters that work as long as I spray them with WD40 once a year or so so the Campy advantage isnt all that significant.
