All Questions
53
questions
5
votes
1
answer
1k
views
Bike seat tube is messed up
I was testing my seat and as I was sitting on the bike on the highest level of the seat post.
My seat post came off and bent my seat post, so I ordered another, but now my seat tube doesn't allow my ...
- 51
1
vote
1
answer
677
views
Method to remove and prevent rust on a Reynolds 531C bike frame?
The frame of the 531C Reynolds tubing is rusting, What is the most appropriate method to remove and prevent the rust? Would it be removing the rust and repainting? If so could you like me to resources ...
- 33
3
votes
2
answers
360
views
Rockshox Pike Scratch
I have a rockshox pike with scratches on the fork stanchion. I would like to know if there was anything I can do without buying a new one. Any suggestions would be greatly appreciated!
Here is a ...
- 31
5
votes
1
answer
932
views
Hollowtech II BB alternative for stripped frame threads [duplicate]
I removed the BB (Shimano BB-93) from my Canondale Trail and found the drive side thread is stripped on BB and frame.
See and
What are the options for me to replace the BB?
Is there an alternative ...
- 179
2
votes
0
answers
25
views
Options to fix a stripped driveside BB thread- Shimano BB-93 [duplicate]
I removed the BB (Shimano BB-93) from my Canondale Trail and found the drive side thread is stripped on BB and frame.
See and
What are the options for me to replace the BB?
Is there an alternative ...
- 179
1
vote
1
answer
152
views
Bottom bracket compatibility
After two LBS's, a blowtorch and a tyre shops impact driver I finally have my bottom bracket out. It an aluminium frame if that makes a difference.
On the drive side some of the thread is gone, ...
5
votes
2
answers
6k
views
How can I repair carbon damage near my bottom bracket?
I have had a few gnarly chain-drops that ate at my Open U.P. carbon frame. I thought I just had some chips in the carbon, but today I removed my crank for a full bike clean and realized that the ...
- 183
4
votes
1
answer
815
views
Carbon frame chipped by chain - how to repair?
I found out my chain is damaging my frame near the cassette. How can I repair this?
It was damaged by my cassette in the indoor trainer which I am not using anymore.
This is how it looks:
- 41
4
votes
3
answers
3k
views
Repair frame with crack by seatpost clamp
Is it feasible to repair a crack in a frame around the seatpost clamp? Being an aluminium frame I understand soldering is problematic. It doesn't matter if seatpost is fixed in place as per a solution ...
- 43
9
votes
7
answers
8k
views
Can this crack in the steel chain-side dropout be welded?
I have a thru-crack on the driveside dropout near where it meets the chain stay.
The bike is an early 1980's steel frame Trek mountain bike.
See pics.
Bike rides fine otherwise and I have invested ...
- 139
4
votes
1
answer
3k
views
How to / is it possible to straighten a bent seatstay/chainstay on a steel frame? At home or inexpensively by a professional
I have a Genesis Croix de Fer 20 (725 Chromoly) and crashed with my friend on his bike. On one side the back of the frame bent out so the wheel drops out, it is bent but not crumpled.
I would like ...
- 41
2
votes
2
answers
917
views
Bent Peugeot Carbolite 103 Frame
I have a vintage Peugeot carbolite 103 frame which is really bent. The rear triangle is bent in the direction of the drive side to such an extent that the drive side crank arm is blocked by the frame ...
- 247
7
votes
4
answers
6k
views
Bending back a bent head tube - is it worth trying?
I have a bike that was in a major front end collision (I T-boned a car). The frame is steel and the bike bent at the head tube, the welds seem to be fine. Pictures below.
I am fully aware the ...
user21245
2
votes
2
answers
3k
views
Can this damage to my brake mounts be repaired?
So, I tried to take some brakes off of a bicycle to change my old-style callipers with V-brakes; the results were not good.
One of the "heads" or "lugs" was so caught in brake itself that I managed ...
- 1,445
4
votes
1
answer
2k
views
What to do about damaged bike frame
I recently bought a used bike from a police auction that had a nasty cut in the frame (presumably caused by a angle grinder or something similar). Should I be worried about the bike's structural ...
- 43