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Questions tagged [puncture]

Also called "flat". Ways to avoid punctures, deal with punctures, etc.

1
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1answer
334 views

Fixing pinches with latex-based sealant?

Having had yet another botched transition from a kerb to the road (and possibly some underinflation) I’ve heard that horrifying thump as the weight of the steel rims and the lock crashed down. Sure ...
1
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3answers
101 views

How durable are road or hybrid tyre tubes compared to mountain bike tyre tubes?

The context here is that I'm using a mountain bike to commute and I'm considering buying a hybrid bicycle or road bicycle. I'm experiencing various issues that require repairs and maintenance. ...
1
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2answers
196 views

How do I reduce the risk of pinch flat punctures while riding up stairs on my hardtail?

I've got a Specialized Pitch, size 27.5". I do a lot of urban MTBing and tricking. I know how to ride up stairs - up to four stairs at the moment, working on getting more - you lean back, get the ...
1
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3answers
107 views

What is the maximum weight could 26 1 3/8 tire and tube could withstand?

I bought my first bike few months ago, and it is old Raleigh 26" 1 -3/8 size. Every time I go with this bike through some bumps the rear tire and inner tube get punctured with large hole. It is ...
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1answer
76 views

Inner tube - series of dot marks and a puncture, what has caused it?

This is on the outside of the tube. There is a series of small dots marks about 1-2mm apart, and one of them has turned into a puncture. I've felt around the inside of the wheel, and the inside of ...
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0answers
66 views

fixing flat tire [duplicate]

I had to repair a flat. Have some questions. Is it best to apply patch to a completly flat tube? I found a small copper wire in tire. Is there something to minimize what can puncture tire? Thanks
2
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2answers
131 views

Bontrager thorn-resistant vs self-sealing tubes?

So I arrived in New Mexico a bit over a month ago from the East Coast. Little did I know, there are things called "goatheads" that will give you flats like crazy. So I found that out fast on my 29er. ...
14
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8answers
399 views

Why using a puncture repair kit instead of a new inner tube?

I am a casual rider (~30 km commute as often as possible) in an urban setting. Reading this SE site to learn about biking (the resource is extraordinary, even though I don't understand every ...
0
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2answers
97 views

To what pressure should I pump my 2.4 inch punctured tubeless tyre?

[The tale of a tire] I had a puncture in my tyre. I refilled the sealing liquid, inflated it to 3 atmospheres and rode approx 9 km (including stairs and small jumps) to work. Checked the pressue and ...
6
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3answers
1k views

Is it normal that the tyre fits effortless the rim?

I've been constantly having problems with my wheel going flat. I couldn't find anything on the rim but I changed the rim tape and I bought a new tyre. The old tyre was a bit worn. It was also fitting ...
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2answers
163 views

I keep getting flat tires on my E-bike

I got my first flat a month ago and it was a snakebite flat. I got it by hitting a small bump on the road with low tire pressure. Since then I keep getting flats after a few days of riding. Every ...
3
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3answers
567 views

Why did both of my inner tubes blow out on a new bike I've only put 4 hours on?

I bought a new Diamondback Trace hybrid bike about a month ago. Rode it twice for about an hour a piece and the last time for about two hours. I had no problems any of the times and inflated the tires ...
2
votes
1answer
263 views

Can I use rimless tape with an inner tube on a regular (tube style) rim?

The plastic and cloth rim tapes at my LBS come in a couple of sizes: too narrow and too wide. Too narrow barely covers the spoke holes (meaning, it doesn't). Too wide gets into the bead area, making ...
2
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2answers
231 views

Inner tube valve cut from stretched rim tape?

I was trying to fix my sisters flat tire to make some money by charging her fees cheaper than the bike shop. I found the leak to be on the actual valve piece. Near the base there is a small cut ...
3
votes
1answer
499 views

Does the tire tread reduce the likelyhood of getting a puncture?

I've been using the last year thickslicks to driver mainly inside my city and I usually tried to don't go through anything else but asphalt to prevent punctures. I've been wondering if going through ...
3
votes
1answer
53 views

Need help - changing tires/rims on Origin8 Intersekt 7

I bought an Origin 8 Intersekt 7 two years ago. Denver has so much construction, and "goat heads" that I've popped my tires 7 out of 8 rides. Needless to say, I'm way over it, and haven't ridden the ...
2
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3answers
545 views

Flat tire after inflating to max pressure

Bought a used mountain bike for mom. The bike wasn't used in quite a while . Mom used it for 3 weeks , tire pressure was ok but it needed some air. So I pumped air in both the tires to max ...
2
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2answers
281 views

Schrader inner tube gets cut by Presta sized hole in rim

I am new at bikes. I got an old bike with flat tires which I decided to put back to life. I went to Walmart and got the cheapest inner tubes (Goodyear) which turned out to be Schrader type. I had no ...
5
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1answer
114 views

Many punctures on my 18" wheels Strida

I have a Strida with 18" wheels. Unfortunately the places I cycle seem to have lots of glass and I get a new puncture almost every week. I commute in London, so this is really unavoidable. The tires I ...
0
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0answers
85 views

Why does my tyre keep going flat? [duplicate]

I recently had a pucture on my Scott Sub Cross after leaving it a cycle rack for a few days. I pumped up the tyre, cycled it home (it was almost flat by the time I got home) and changed the tube. ...
5
votes
3answers
422 views

Why do I keep getting cut looking flats?

My flats are causing some deep confusion. In the last year I've replaced at least 12 inner tubes because I keep getting flats. They are not puncture or pinch flats, they look like cuts to the tube, ...
3
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6answers
234 views

How can I avoid tearing the valve loose from an inner tube with a wheel lock?

The problem It sounds foolish, but I have too often torn the valve loose from the inner tube by rotating the wheel so that the valve is pressed against a closed wheel lock. Wheel locks are common in ...
5
votes
3answers
669 views

I keep getting flats right at the valve!

I changed 3 inner-tubes, they keep getting cut right at the bottom of the valve. I sanded down the hole where the valve goes, it had a sharp edge! Flats still happening...
3
votes
2answers
1k views

Are tubeless tires the solution to frequent flat tires?

I have owned a Trek FX3 for about 6 weeks and I have suffered 3 flats in the last 4 weeks (front and back tires). All my cycling is on road (almost exclusively in the cycle lane). The shop I bought ...
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2answers
274 views

Repeated front wheel puncture

I've just had my 3rd front wheel puncture in about 4 weeks (doing around 80 miles per week). Since the first puncture, the tube and rim tape has been completely replaced, but these seem to have not ...
3
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5answers
753 views

4 punctures in one week, even after replacing tube and tire, what's happening?

I've just had my 4th puncture in 8 days on the bike I use to commute to work. Same back wheel each time. I haven't had a puncture before in the 2 years I've had this bike. After the first puncture I ...
4
votes
1answer
269 views

Does an old tire become tight?

I'm asking this question (see the title) because I wasted so much time/energy (after having a punctured tube) trying to remove the tire and to put it again, while the guys I see on Youtube don't seem ...
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votes
1answer
375 views

Puncture in SCHWALBE CITIZEN ACTIVE tire

Does anybody know what type of tire is SCHWALBE CITIZEN ACTIVE? I have a tiny punctures in it and have no idea how to fix. May be I wrong but I think it is tubeless. Should I bring it to service or is ...
0
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1answer
666 views

Schwalbe Marathon Plus and Micheli Protek Max: what are the fundamental differences? [closed]

The Schwalbe Marathon Plus and Michelin Protek Max are both tires that offer a 5mm puncture protection and a reflecting sidewall, which are both interesting features. The price is not the same, the ...
7
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1answer
10k views

What do I do after a tubeless tire has been punctured and self-sealed?

I picked up a puncture in my rear tire while out on my road bike. Quite a bit of sealant leaked out, but eventually the hole fixed itself with plenty of air pressure left in the tire to ride home. I'...
5
votes
1answer
288 views

Sidewall repeatedly splitting in same place on rim

Good afternoon, folks. Wondering if anyone has had this or a similar issue: I blew a tire a few weeks back and replaced the tube and tire after thoroughly inspecting the rim for damage. After a few ...
4
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1answer
146 views

Massive loss of pressure in my front tire but it still holds air

Last night I was riding into a parking garage with a steep decline before the entrance. I hit the bottom of the ramp hard and lost most of the tire pressure in my front tire in a split second. I ...
5
votes
1answer
364 views

Misshapen inner tube, is this evidence of it being incorrectly fitted?

I recently fitted new tires and inner tubes (Continental 700 25c). Today I had a fairly slow puncture, going flat in around 20 mins. I removed the tube and found that the puncture was at the edge of ...
1
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1answer
299 views

Tyre liner causing a slow puncture — am I doing something stupid

On a beater bike I've got (25 year old Raleigh MTB) I run tyre liners because I had spare tyres and was too cheap to buy good anti-puncture ones. They do their job quite well -- I've just picked ...
2
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1answer
159 views

Do you know as soon as you are riding on a flat?

Today I did a 55km ride and at some point I got a puncture on my rear tyre. The problem is that I do not know if I kept on driving for a while on it and damaged the tyre or the rim, although the rim ...
4
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2answers
3k views

Can I keep using my outer tube tyre with a hole in it

I was riding down a nice smooth bike path the other day (at speed), and there was a branch full of thorns about 10m ahead of me, straddling the path. I couldn't have gone around it. One of the thorns ...
2
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0answers
45 views

What might cause my tyre to deflate to a certain point and then remain there? [duplicate]

This doesn't make sense to me. If I inflate my tyre to max I can cycle to work. Later on, the tyre is a bit deflated. Enough to be OK to ride on if I'm careful about potholes. However it never ...
4
votes
8answers
1k views

Five flats in 4 months on new Giant Contend3 (XL)?

All my life I have bought used speed bikes. I finally sprung for a new bike which I use to commute to work (6 miles each way). It's a Giant Contend3 (XL). I keep getting "pinch flats". The bike ...
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votes
1answer
162 views

How do we get punctures?

I ask this out of mere curiosity. People are talking about getting punctures as if it were something obvious to get. I've ridden well over 100 000km in my life and I've never gotten a puncture. But I ...
1
vote
2answers
382 views

Mystery puncture — caused by inner end of ice spike?

I had to change my back tube yesterday and couldn't find anything by eye or by feel on the inside of the tyre, by eye on the outside (it's a schwalbe winter so you can't find anything except its own ...
23
votes
11answers
3k views

How to find punctures in inner tubes?

When I have a flat tire, I find punctures in inner tubes using three techniques, all starting with the inner tube outside the bike: Hearing where the sound of air escaping originates. Feeling the ...
2
votes
1answer
545 views
0
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1answer
133 views

Rear Flat Tire Repetition Mystery [duplicate]

I have this mysterious problem with my rear hardtail wheel. Here's how it goes: I put in a brand new tube after getting a flat, works fine for a ride, next ride get a flat, change tube, get a flat ...
2
votes
2answers
515 views

Why might my inner tubes be getting consistently punctured?

I recently had a flat and replaced the inner tube. It pumps up just fine, but then when I leave it and come back it's completely flat. I replaced the tube twice more, with the same result each time. ...
1
vote
3answers
1k views

Constant flat tires in past year

I recently in the past year have had problem my front tire. It is about 3 years old and this year it has had about 3 tube replacements, many patches, and recently (in the past month) a new front rim ...
6
votes
2answers
1k views

Will tubeless tires out-perform my Armadillos on my commute?

I have a Trek commuter bike (8.4 DS). I bike 5.5 miles to work, and up to 15+ miles home. I’m considering the switch to tubeless. Most of my commute (all but 1.5 miles) is on a well-maintained ...
5
votes
3answers
8k views

A pin punctured my tyre. Should I only replace the inner tube, or patch the outer, rubber tyre?

Today I managed to run over a flat heat board pin, and my tyre got punctured. I will change my inner tube tomorrow, because it's not that expensive and I find it easier than patching it up. My ...
3
votes
1answer
241 views

New puncture resistant tires punctured after 2 min ride

So, because I do ultra-light touring I bought new puncture resistant tires for my road bike (Continental Grand Prix 4-Season, 28c), I installed them and after two minutes I had a puncture. First I ...
4
votes
3answers
2k views

When does a Marathon Plus tire (not) need replacing?

I have Marathon Plus tires: 5 years old 15000 km bike stored indoors I'm getting more punctures than I used to, but maybe that's caused by my riding now on worse road surfaces than I used to. The ...
3
votes
2answers
1k views

What tools should I carry around to replace the tube on a bike with bolt-on wheels while on the road?

I'm considering getting a fixed-gear bike for commuting, and I'm unclear on how one can quickly replace a punctured tube on a bike with bolt-on wheels. So far, all the bikes I've had (at least, since ...