New answers tagged shifting
2
votes
Chain drops when shifting up a gear at the front?
The chain is dropping into the gap between the chainrings.
The gap should not be big enough for the chain to drop into.
At the factory something didn't go quite right.
It is a chainring spacing ...
- 20.7k
2
votes
Chain drops when shifting up a gear at the front?
This video is a good resource if you want to try front derailleur adjustment yourself:
First thing is to assess where the chain drops. In the extreme positions (largest ...
- 3,359
3
votes
Chain drops when shifting up a gear at the front?
I am guessing it drops to the outside of the largest chainring when going from medium to large ring, in which case it sounds like your high limit screw is set too loose. If this is not the case, ...
- 773
2
votes
Accepted
Shifter not working in cold weather
I see a couple of potential issues that I've had on my bikes.
One is the grease in the shifter itself stiffening up in the cold. Applying spray oil might help, but do so when it's warm and operate the ...
- 57.3k
1
vote
Shifter not working in cold weather
I had that problem last winter when riding in -20C, with otherwise clean and relatively new drivetrain/cables. Fixed by greasing cables and derailleur joints with MucOffs cold weather lube (the one ...
- 323
1
vote
Shifter not working in cold weather
Pull the exposed inner cable that goes to the rear derailleur. You should be able to pull it gently sideways while working the shifter and feel the cable tense or release a few mm of length.
Set the ...
- 121k
3
votes
Blindfolded, can you tell an Ultegra from a 105?
Actually, while I don't have experience with 12s Shimano, it may actually be possible to tell the difference blindfolded for 12s Di2 groups.
Shimano's Hyperglide shift ramps are quite advanced and ...
- 29.7k
3
votes
Blindfolded, can you tell an Ultegra from a 105?
There is a GCN video about that, it is 105 vs. Dura-Ace, so Ultegra is probably even less likely, but obviously not impossible.
Some other notes
For R7000/8000, Shimano ...
- 3,359
5
votes
Accepted
Bike chain jumping at lowest and highest gear, fine in the middle
Did you clamp the cable in the correct spot on the deraileur? It's possible with some setups to direct the cable to the incorrect side of the clamp. Which in some cases may change the lever arm a ...
- 81
0
votes
Bike chain jumping at lowest and highest gear, fine in the middle
Check the outer housings are fully and firmly seated in the ferrules, and those are hard into the cable-stops on your frame, in the derailleur and in the shifter. Also check any barrel adjusters - ...
- 121k
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