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0 votes
1 answer
204 views

Chain repeatedly slips on rear cogs to next higher gear...and sometimes back and forth. What to adjust?

EDIT: Just to be clear, everything has worked fine with the bike and the Kickr up until a few weeks ago (that is, for about six months the combo has worked fine). So something's gone a bit out of ...
Cerulean's user avatar
  • 1,081
3 votes
2 answers
211 views

Front derailleur struggles to shift to smallest chainring, when it eventually shifts, the chain goes too far and falls out

So i am trying to adjust the front derailleur limit screws and cable tension, but i can't get it to shift smoothly. It is struggling to shift the chain to the smallest ring, especially under torque, ...
Arttu Marttinen's user avatar
6 votes
3 answers
11k views

Cannot shift to lowest gear - chain too short?

I’m in the process of switching from an 11-25 to 11-32 rear cassette. The upgrade has involved replacing the cassette, rear derailleur (short to medium cage) and fitting a new chain. I can cleanly ...
lewiz's user avatar
  • 61
14 votes
6 answers
6k views

Mechanic says not to use top three/bottom two gears or the chain will throw

I just bought a BTwin Fit 5, all stock, fresh from the distributor, Decathlon. Took it for light pacing at the store and things seemed OK. About 100 metres out the door, I shift up to the top end of ...
Esoteric Screen Name's user avatar
1 vote
2 answers
252 views

Unable to change from 14th to 7th

I've got a bike that I have had for about 8 weeks and it has already been back to be serviced twice. It's just returned from the second service and I've noticed that it is not shifting from 14th to ...
Tom's user avatar
  • 119