Unanswered Questions
77 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
2
answers
48
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
3
votes
0
answers
116
views
I need help identifying this womens bike frame, please
It's nearly 70 years old. I've narrowed the potentials down to Sears, Schwinn or possibly J.C. Higgins. I did just order the wheels for this and it takes 26" schwinn apparently as opposed to ...
- 128k
3
votes
0
answers
96
views
Can't find a "friction screw" for a friction shifting system
I recently broke one of the two speed levers ajuster (friction screw) that adjust the pressure between the levers and the cable. It's made in plastic as shown in the picture below. I would like to ...
- 31
3
votes
0
answers
518
views
Help identify this loop frame bike
I'm trying to find out more information about this old loop frame bike I'm planning to refurbish. I haven't found any other marks that may be identifying, if there's anything else I can take a photo ...
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
1
answer
286
views
Looking for information on vintage E-CO BMX
Does anyone have more information on E-CO BMX bikes? I don't even know their nationality. I know of two models, the Ultra and the Mega Performer. Any help or material will be great. Thanks.
CommunityBot
- 1
2
votes
0
answers
164
views
Can anyone help me identify this vintage bike?
I have the serial number, but I’m having a hard time cracking the code.
- 73
2
votes
0
answers
368
views
HELP Identifying a vintage MTB frame
I only have three clues:
"3.0 Aluminum" on the top tube
Serial Number on the frame itself
"Designed in the USA" flag decal
Can anyone help me identify this vintage MTB frame?
- 128k