All Questions
Tagged with sprocket derailleur-rear
9
questions
4
votes
2
answers
304
views
105 R7000 chain rubbing bigger sprocket when pedaling backwards
I am new to this so I wanted to know if this behavior is normal. When I pedal backwards and the chain is on the smallest sprocket I can see that the chain rubs for a second and then does a little jump....
0
votes
2
answers
5k
views
Vibration feel on pedals
For a while, I am having a vibration feeling (and actually it vibrates) through my feet from chain. It is not because of front derailleur, I have just aligned them. There are no problems with rear ...
1
vote
0
answers
178
views
Can i use claris R2000 rd on 14-34T mega range sprocket?
I have sprocket 14-34T with mega range. I planned to change my old (maybe 1990's) shimano tourney rd to shimano claris R2000 medium cage. Some of my local bike shop said that i can replace with claris ...
0
votes
0
answers
51
views
What might be causing the faulty shifting on my bike?
I bought a used bike that has 8 speed cogs and 3 speed chainrings. The front shifts great but the back regularly fails on the 6th and 5th speeds. I know a bit about adjusting the shifters so I can say ...
5
votes
2
answers
602
views
Does too high "B-tension" increase wear
This answer suggests that having B-tension adjusted so that the chain sits far from the cogs increases wear. Can anyone cite a source that says that? Experimental evidence would be preferable, but a ...
1
vote
1
answer
6k
views
My rear derailleur won't shift after up after 3rd cog
I just got a MTB bike thats been sitting in a garage for a couple of months.
I tried the bike and found out that the rear derailleur(Shimano) wont shift after the 3rd cog . It shifts up to the 3rd ...
-1
votes
1
answer
557
views
It takes several clicks of the shifter to go from smallest cog to next biggest cog, and I get hit the four biggest cogs
When I try to shift from the smallest cog to the next biggest one, I have to shift three times before it moves. Click one and I see the cable tightening. Click two and nothing, and click three and ...
4
votes
2
answers
1k
views
Diagnose grinding sound from single rear cog
I've got a '70s-era ten-speed road bike with (what I think is) a Huret Eco rear derailleur which shifts well, but for some reason a loud grinding sound emits from the rear of the bike when using the ...
3
votes
1
answer
4k
views
Can't change into the largest sprocket on rear derailleur
I bought my first road bike recently, and I've noticed I can't change into the largest cog/sprocket on the rear derailleur because when I pull the shifter the chain is pushed into the side of the ...