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I have a 21 speed mountain bike, it is fairly new, no insurance.This problem first occured a couple of days ago. What could be causing it?

2006-10-20 12:00:32 · 9 answers · asked by Matt 3 in Sports Cycling

9 answers

check your bearings in the hubs
and check the braking calipers to see if they are wiggling when you apply the brakes..
I had a similar noise and it was the wheel bearings needed grease
good luck

2006-10-20 12:04:09 · answer #1 · answered by Anonymous · 0 0

I had a bike that did the very same thing, It has Matrix rims and I discovered that the ticking noise came from where the rims were seamed together.
Put your bike in a stand and spin the wheel and apply the brakes in the same manner and see if the sound occurs when the seam passes the brake.
Not disagreeing about it possibly being bearings, but seems to me if it were bearings you should here the noise continuously not just when the brakes are applied.

2006-10-20 19:24:44 · answer #2 · answered by Ric 5 · 0 0

I'm assuming you do not have disc brakes. When you squeeze the brakes, are they hitting the tire? Is there a scratch in the rim, or like another user suggested is there an issue with the seam of the rim. Usually you'll see black brake build up if there is an imperfection in the rim.

Since you say it is a ticking noise, it probably has to do with the spinning tire.

2006-10-20 19:54:55 · answer #3 · answered by Andrew W 3 · 0 0

That is annoying. I had that same issue with several bikes over the years. As Ric said, it is most likely the rim seem passing through the brake pads that is causing that. As annoying as that is, it is not a safety problem. I wouldn't worry about it that much.

2006-10-20 20:04:01 · answer #4 · answered by davj61 5 · 0 0

check tightness of the wheel spokes and if the wheel is straight and true. if not, true the wheel and crosstighten all the spokes on both wheels. also make sure that the brake pads are toed-in slightly at the front. the front tip of the brake pad whould contact the rim slightly before the full length of the pad. also make sure the brake caliper attachment bolt is tight and look for any other source of rotational noise or vibration.

2006-10-20 19:06:17 · answer #5 · answered by R W 2 · 0 1

It sounds like you need to adjust your Derailleur. your bike is fine this is a common adjustment and you will probably need to do it periodically. Here is a clear description (and fairly short) to fix it:

http://www.sheldonbrown.com/derailer-adjustment.html

Scroll down to Indexing adjustment. That is where the answer is.Good Luck to you.
A recent answer was that the spokes was the problem. This is where your tire is rubbing against the 'fork'.

2006-10-20 19:15:38 · answer #6 · answered by WhizMaster 4 · 0 1

ooo! thats simple that happend to my bike all the time (when i used to ride it) how about u check the tires next time before u get on it, there could be like metal or a piece of something hitting the spokes and thats what causes it to make noise, or it could be the kickstand hitting the tire

2006-10-20 19:05:44 · answer #7 · answered by hotty 5 · 0 1

check ur rim surface...

2006-10-20 22:07:55 · answer #8 · answered by dbqdawg 3 · 0 0

its cuz ur on speed... crappy joke.. forget it

2006-10-20 19:02:53 · answer #9 · answered by Anonymous · 0 2

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