All Questions
Tagged with grx derailleur-rear
4 questions
4
votes
1
answer
326
views
Is it normal for rear derailleur tension to impact front derailleur tension?
I just received a bike from a bike shop. It has a GRX800 front derailleur (FD) and rear derailleur (RD). When taking a look at the derailleur setup to check if it is alright, I found something very ...
- 143
6
votes
1
answer
2k
views
Loud clunk moving to smallest sprocket
When I shift gears to the smallest sprocket it makes a very loud clunk sound. There's also a lot of movement in the chain, like a bounce. I've taken a video demonstrating this Video of clunk I'm ...
- 257
1
vote
1
answer
458
views
Shimano GRX Hub + CS-M8000
I fitted a second (nearly identical) wheelset, and now my derailleur indexing is not working. Shifting into the last sprocket is not working, and there are a lot of gears over the range not working ...
- 63
2
votes
1
answer
551
views
Chain pops up while backpedaling in highest gear
Backpedaling on highest gear (11t) causes chain to pop up/out off at the front top part of the smallest cog. The bike and all components are very new and stock. This is a 1-by Shimano GRX Drivetrain. ...
- 21