Unanswered Questions
68 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
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
3
votes
0
answers
153
views
Are Campagnolo 11 speed ESP and 11 speed XPSS chainrings compatible
I need to replace some 11 speed ESP chainrings (not to be confused with EPS, their e-shifting tech). I am only finding 11 speed XPSS chainrings.
Campagnolo calls XPSS:
X.P.S.S.™ Extreme Performance ...
- 1
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
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
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
134
views
How to identify a bike part for replacement?
Is there any website or way to find which bike parts I need to buy?
For example, following picture of chainring and there is no information on it to search on the internet.
I tried image but no luck. ...
- 128k
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
2
votes
0
answers
1k
views
Grinding noise from headset
I have a 5 year old Merida Ride 100, which has done about 5000km. It mostly has been in dry conditions, but has seen some wet conditions once in a while. After the last ride, I noticed some grinding ...
- 59
2
votes
0
answers
421
views
chain / cassette / chainrings replacement ratios - how often to you usually replace cassettes & chainrings per number of replaced chains?
I'm looking to get other riders experiences with how often cassettes and chainrings usually have to be replaced per the number of chain replacements. On my 2 road bikes I usually find roughly the ...
- 887
2
votes
0
answers
216
views
What type of frame could this be?
Recently purchased this 1x11 rebuild. Decals have been removed and it has a fresh powder coat. The stripes are coloured electrical tape so don't go by that... I've heard it could be a Miyata or ...
