Unanswered Questions
83 questions with no upvoted or accepted answers
9
votes
1
answer
941
views
Shimano Dura-Ace R9120 lever leaking
My bike's Dura-Ace R9120 rear-brake/front derailleur shifter (left shifter in UK) leaks brake fluid when I pull hard on the lever. It leaks from this specific place:
I understand this lever is ...
CommunityBot
- 1
6
votes
0
answers
472
views
Shimano road bike lever leaking mineral oil
I have a leak in my Shimano DA 9170 (right) shifter. When I do a bleed, everything seems to work for a ride or two and then I start to lose braking power and the underside of the brake hood is wet ...
CommunityBot
- 1
4
votes
0
answers
237
views
Sram AXS derailleur does not shift
Have you encountered a problem where a rear AXS derailleur stops shifting? Any suggestions?
I bought a mint 2023 GX AXS derailleur on Marketplace, it worked for the first short test ride on a road but ...
- 141
3
votes
2
answers
49
views
The rear wheel from my new Road Bike vibrates strongly
I bought a new bike and was wondering why my rear wheel starts to vibrate at higher speeds. I also have high carbon rims (50mm) for the first time and thought it must be the rims. But I mounted the ...
- 22.1k
3
votes
0
answers
147
views
Help identifying brand of road bike frame
Last year I bought this second-hand bike, but I was a total newbie and didn't realize that the branding was just stickers until I received it.
It's still a good bike and I'm having fun with it, but I'...
- 131
3
votes
0
answers
115
views
What could the source of this ticking sound be?
I have an annoying ticking sound that I need some help with. I've read through a lot of suggestions online and two bike shops have failed to solve it.
The bike is a brand new custom build (Trek Emonda ...
- 6,437
3
votes
0
answers
86
views
Just hoping someone out there recognizes this bike and can help identify it
Assuming this is a 90s era aluminum frame with only a head badge sticker to identify it, no name or model printed anywhere. RX100 RD, DeoreXT FD, Sugino triple crank and Exage500EX brakes. the fork is ...
- 31
2
votes
0
answers
37
views
Surface scratch on carbon steerer
Following my previous post, I managed to find an identical new fork replacement from a reseller since the communication with the company was absolutely terrible...
When I unpacked the fork though, I ...
- 153
2
votes
0
answers
50
views
Something like chainsuck on RD lower pulley after new crankset install?
I just switched out a Shimano M5100 crankset for a SRAM GX Eagle crankset. I am using a KMC X11-EL chain. I cleaned the chain before installing it with the new crankset. My RD is a Shimano SLX 11-...
- 2,090
2
votes
0
answers
76
views
Identify this Bianchi - possibly 80s
Can someone please help me identify this Bianchi model?
My uncle has had it in storage for since years – I believe it's from the 80's.
Here are some photos, to help identify the model.
Cheers,
Alex
- 21
2
votes
1
answer
243
views
Upgrading Shimano Acera 8 speed Rear Derailleur to 8 speed Shimano XTR derailleur
Looking for some help here. I am upgrading Shimano Acera 8 speed rear derailleur to 8 speed Shimano XTR rear derailleur and it appears that because the old 8 speed XTR derailleur has a clip for the ...
CommunityBot
- 1
2
votes
0
answers
105
views
Identifying this road bike brand
Can someone help me identify this frame? It was given to me in Switzerland. My uncle and cousin bought it already painted grey. I noticed an engraved logo in the dropout, but it does not look like it ...
- 4,159
2
votes
0
answers
59
views
clicking chain on 3rd gear only
Shimano DI2 11 speed XTR on my gravel bike. The 3rd from smallest gear on the cassette makes a clicking sound. Any other gear its fine. Cassette and chain are fairly new. Have reindexed, checked ...
- 21
2
votes
0
answers
118
views
Pirelli tires (mixing 700X23c and 70025c)
A bike shop (whom I trust) replaced my tires with new 700X25c Pirelli P Zero Zello 4S front and rear, the rear tire did not clear the fork/frame for some reason, they switched the rear 700X25c with ...
- 21
2
votes
0
answers
300
views
Why is my bar tape wearing out quicker on one side?
My bar tape has been wearing out on the left where my palm meets the bar with I ride on the hoods, but not on the right. I've noticed the same thing on the gloves I usually wear.
Is this cause by how ...
- 41