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It's just the rear, so it's not road hazards. I use metal tire levers rather than screwdrivers. I checked the tire for embedded sharp objects, and it seems okay. I tend to overinflate, but again, the front wheel is okay with that. Do they make stronger innertubes? Should I use Presta valves instead of the Schrader? I buy 700C tubes to match the tires.

2007-02-23 04:51:22 · 13 answers · asked by jethroelfman 3 in Sports Cycling

What a helpful set of responses. I submerged the last two failed tubes and found that they were leaking in the same place. Correlating to the tire, I found a teeny speck of embedded steel. Thank you all for the support.

2007-02-25 15:25:16 · update #1

13 answers

first make sure the valve is straight, if its leaning or on a angle air could be leaking from the sides of that, its held on to the tube just with glue, so a minute hole, after time will deflate your tire. another reason could be if you have had you rim straightend recently if could have been done by a lazy guy or someone in a rush to get out and he has left a nipple out just enough to make a place to pinch your tire, if thats the case then you will know when you get a new tube. if you have the patients and really want to figure out whats going out, take your tube off you wheel and make a mark, one line from your inner tube to your tire, this is to know where your tire was placed, then simply take it to the bath room, inflate it and put it under water making sure to not get the mark wet if done my chalk, then little bubbles will form where the leak is, put it back in your tire and you should almost exactly where your leak is coming from, from there there are many step, you can figure it out from there im sure, get a new tire or a patch or whatever you need to fix it.

2007-02-23 11:29:22 · answer #1 · answered by dice 6 · 1 1

The first thing I'd do would be to remove the tube and inflate it to find out where the leak is occurring, then look to the corresponding area of the tire to see if I could find the cause of the leak. If you can't find the cause, replace the tire with a new one.
Next replace the rim strips (tape) and reinstall the new tire and new tube and your problem should or will be solved.
I just encountered the same problem with my front wheel and never could find what was causing the leak but followed the same procedure and so far have had no further problems.

2007-02-23 08:02:09 · answer #2 · answered by Ric 5 · 1 0

Recurring flats are caused by a number of things. There could be a sharp object in your tire that keeps puncturing your tubes. Make sure there are no sharp objects inside your tire. It could be caused by debris on the side of the road. If you take the same route every day and the flat keeps happening in the same place then you should change your route to avoid the same debris. Also check the rim of your tire to make sure the spokes aren't sticking though the tape. If the tape gets old then the spokes can puncture the tube. If that happens just put more tape on the rim. Even electrical tape does the job. Also make sure the pressure in your tires isn't too low if you hit a pot hole with low tire pressure the tube could be punctured. Tube liners can help as well.

2016-02-29 18:07:38 · answer #3 · answered by Nick Otto 1 · 0 0

im stumped, why overinflate though? Have you checked for spokes poking through the rim tape? Have you taken the tube out and thoroughly cleaned the inside of the tire out and replaced the tube with a nice coat of baby powder on it? Try a different tube or thicker one maybe. Oh and also dont use metal levers, switch to plastic, they wont tear anything up.

2007-02-23 05:33:06 · answer #4 · answered by Anonymous · 2 0

Mark with chalk, the location of the valve. Also mark which direction the tube was in, an arrow both on the tire and tube. When you find the leak, match it up to the tire. You should be able to locate the exact point on the tire that the puncture occurred. Check the tire in the area, the rim tape, spoke nuts. Check to see if it is a snake bite, these are usually the rim bottoming out.

2016-05-24 02:41:10 · answer #5 · answered by Anonymous · 0 0

The type of valve won't make any difference. How old are the tires, some times there can be thorns that you can see just run you hand around the edge and you can feel it.

I would imagine there are stronger inner tubes but why don't you get 'Gunk' I think that's a brand name that goes inside the tube and just plugs holes as you get them.

2007-02-23 04:58:43 · answer #6 · answered by Teskea 1 · 1 1

There are thicker tube that you can buy. I have them on my bike-- here in AZ, there tends to be alot of sharp stuff from cacti, trees, etc.

I'd say check the inside of the tire and rim for any sharps etc. Then I'd replace the tube with a thicker one.

2007-02-23 05:00:15 · answer #7 · answered by dapixelator 6 · 1 0

You might want to check the frame, there could be somehitng sharp that is sticking into the tire. Some people check for holes where it will be more obvious, but you might want to check the sides of the tires cause it could be your frame. Try useing a diifferent tire, maybe the tires that you are using are not good enough for your bike. I would ask somebody who has knowledge about bikes, like you local bicycle shop.

2007-02-23 05:03:06 · answer #8 · answered by Tammy 3 · 1 1

It sounds like a pin-hole leaks in the tube. Get a new tube. Go to a bicycle shop and see if there is some new stronger tube "technology" available (since the past few years -- since I have overhauled my bike).

OR.

Use a leak-stop goo in the tube made just for stopping small leaks (available at bike shops and WalMart). Unless you are racing the Tour-de-France, you won't see much difference in the way your wheels work, with the goo inside the tubes.

.

2007-02-23 05:00:39 · answer #9 · answered by tlbs101 7 · 0 3

I have the same question. Infact, I'm getting tired of it.

I Believe there are airless tires that have same function as regular tires.

2014-12-23 06:13:35 · answer #10 · answered by Mattman 6 · 0 0

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