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Questions tagged [crack]

A rift or fissure in a part that shouldn't be there, usually from material stress.

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8 votes
5 answers

Is My Rim Cracked?

Is my rim cracked? Do I need to replace my rim? Do I need to replace my wheel? (See left/first picture). If either 2 or 3 is Yes, what's the most frugal way to go about it? Notes This is the rear rim....
Black Eye Sweet's user avatar
29 votes
9 answers

Why do I keep breaking my road frames?

I've gone through four five frames in the last decade or so, all from different manufacturers, all steel but both lugged and welded both steel and aluminium. Every one of them has eventually developed ...
stib's user avatar
  • 1,555
5 votes
1 answer

What caused this seat clamp / frame failure?

Here's my "long distance" ride, which is an old steel MTB without suspension. I picked it up by the saddle to move it and felt some play, I thought the saddle rails might have been loose, ...
Criggie's user avatar
  • 128k
20 votes
2 answers

Is this rim still safe to use?

I bought it this way without the seller noting the issue, so experience from riding with these is zero. Rims are Ritchey Girder OCRs. The crack is pretty small, but noticeable, and I will be running ...
Legaspi Roy's user avatar
11 votes
4 answers

Questions about cracks in my rim

I see lots of previous questions about cracks in rims, but most of them (1, 2, 3, 4) turned out to be the rim seam. I don't really see the following type of damage discussed in detail with pictures. I ...
SSilk's user avatar
  • 4,249
9 votes
4 answers

Titanium frame has a crack - advice needed

I've found a Titanium bike frame on eBay. It's very cheap and the owner says that it has a very small crack on the seat tube where it connects to a bottom bracket. See in the image above: I've never ...
LoomyBear's user avatar
  • 531
7 votes
1 answer

Experience with welding Titanium frame?

My Litespeed Tachyon, a 1996 model, of which I am the second owner, (So Litespeed will not honour the warranty) has now developed its 3rd crack. First was in the seat tube above the deraullier and I ...
geoffc's user avatar
  • 2,857
7 votes
2 answers

Is it safe to ride on cracked tyre?

I have a cracked tyre on my Road bike. I think I put it in the gazebo and exposed it to the sun. It's cracking along the tyre wall, in continuous fashion. Would it be safe to ride on those crack ...
Nhân Lê's user avatar
  • 3,531
6 votes
4 answers

Should I ask for my money back - crack in Titanium frame

About 2 years ago I got my new bike - an Enigma Ti bike. The frame was customised for Di2 and I had hydraulic disk brakes fitted. An expensive bit of kit that was supposed to last forever and make my ...
Roaders's user avatar
  • 503
4 votes
2 answers

Do you agree it's safe to continue to ride this carbon bike with a small crack in the frame?

As you can see in the pictures my carbon bike has a crack in the frame, between the seatpost and the corresponding screw. I'm told by my bike shop and by an engineer of the bike manufacturer that I ...
Daniel's user avatar
  • 41
4 votes
0 answers

Is my rim cracked, or is it something else? [duplicate]

I had my canyon torque AL5 29inch for 12 days. Today I saw this on my rim. Is it a crack, or is it something else? The crack is positioned at the opposite site of the valve.
Brent Welkenhuysen's user avatar