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Questions tagged [innertube]

A rubber torus shaped balloon which is inflated via a valve inside a tyre to keep it rigid.

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What tube should i use for my new bicycle with the 27'' tire?

i have bought a new bicycle recently, i have noticed that it's tire size is not traditional and i can't find anywhere tube with appropriate size (27 inch), can i use tube which fit with 27.5 inch tire?...
Greta's user avatar
  • 13
1 vote
1 answer
108 views

Bike repair put a 700-20 tire on my 700-25 road bike, should I replace it?

I had a flat tire in my rear wheel, so I took my road bike to the repair shop. They had to replace both the inner tube and the tire. After using it for 2-3 times. (mostly just going in to the gym or ...
hboogie's user avatar
  • 11
4 votes
1 answer
145 views

Tire tube is preventing tire from sitting properly

The part without the valve fits nice. The part with the valve bulges out a bit. I deflated them and moved the tire aside. It looks like the tube is preventing the tire from sitting correctly. I ...
John's user avatar
  • 227
2 votes
1 answer
72 views

Can TPU 32mm inner tubes be used on 30mm labeled tires that measure to 34mm actual width?

I just bought some TPU Pirelli SmartTubes 700x23-32, and my road rims are 25.5mm inner width. My current Pirelli tubeless 30mm labelled tires measure out to 33-33.5mm actual width mounted and inflated....
North Krimsly's user avatar
2 votes
2 answers
117 views

Should a tyre survive multiple inner tube bursts?

One wheel of my bike got several burst inner tubes in a row. After trying a few things and taking the bike to the shop, my current theory is that the wheel tape wore out leaving a circular hole which ...
mjc's user avatar
  • 173
3 votes
1 answer
165 views

Will a 54-507 inner tube work with a 50-559 tyre?

I need to replace the inner tube on my bicycle tyre. The tyre i have has these numbers printed on it: 26x2.0 50-559 Numbers on the inner tube: 26x2.125 (57-507) 26x1.95/2.10 (54-507) I am not sure if ...
Mellow Monk's user avatar
8 votes
4 answers
581 views

Reusablilty of Tubeless Tires

I want to reuse my tubeless tires but they do not seal anymore. I tried this now with three different tires that I already used but no chance. I guess since I am not able to remove all the old sealant ...
ruedi's user avatar
  • 799
2 votes
2 answers
221 views

Changing tyre on Diamondback mtb 29"

I want to change tyres. My worry is that I might get it wrong. I usually experience the inner tube coming out especially when I pump in air and ride it the tube comes out. The tyre dimensions are a ...
Kalimosi sichawa's user avatar
8 votes
4 answers
3k views

Are 26'' wheels and tubes a thing of the past?

I'm thinking of buy an expensive touring bicycle. One of the bicycles has 26'' wheels. (https://www.patria.net/produkt/terra-legendaeres-reiserad/) The other one has 27.5'' wheels. (https://www.patria....
AhseemHermanson's user avatar
5 votes
1 answer
1k views

I put a 700 x 35c inner tube in my 700 x 38c tyre. Is my tyre in risk for a flat?

Even though i pumped in air , there is noticable noise and sponginess when the tyre rolls. Since its my daily commuter, i cant risk facing frequent flats too.
Nova 's user avatar
  • 53
9 votes
4 answers
1k views

Repeated punctures at the base of the valve stem

I get many punctures at the valve stem in my 29 inch mountain bicycle. any tips to avoid them? The hole with leaking air is marked with green circle (click for larger): The rim with rim tape next to ...
yigal's user avatar
  • 289
4 votes
2 answers
285 views

TPU inner tubes for 650bx28

I am riding Continental Grand Prix 5000 650bx28 tyres and I would like to give TPU tubes a try. Unfortunately, I cannot find the right size. Can anyone recommend TPU tubes for such tires? Has anyone ...
marcinh's user avatar
  • 41
0 votes
1 answer
83 views

Keep getting puncture on inner side of the tube

I am getting puncture on inner side of my tube near the same spoke, it happened 3 times. I have checked everything, no sharp edges on the rim, no foreign objects, and even spokes dont seem to stick ...
user2716454's user avatar
1 vote
1 answer
100 views

Tube puncture on inner side

I got this flat on brand new tube , right after riding less than one mile. There are no spokes sticking out, I checked it twice. There is no sharp object either.
user2716454's user avatar
1 vote
1 answer
77 views

Tube puncture at same place

1st picture - small rip on inner side of the tube. Rim looks good, rip tape also good. I fixed it 2 times using slime patch kit, first time it failed when I was inflating tube after patching it, 2nd ...
user2716454's user avatar
1 vote
1 answer
104 views

how to avoid damaging inner tube when putting them in

Sometimes when I change the inner tube due to a flat on my road bike I find that I may have damaged the tube due to tire levers hitting it. Any tips to avoid this? How about pumping in more air into ...
Lightsout's user avatar
  • 1,737
0 votes
0 answers
47 views

Unable to inflate tire

In the picture, the valve stem seems loose and I am able to pull it. The air pump hose does not stay attached to the valve stem when I try to inflate it. In fact, pumping air seems very easy so air is ...
user2716454's user avatar
4 votes
3 answers
768 views

Is there any reason to carry 700cx23-32mm inner tubes as spares for 25mm tires?

If I know that when I need a spare inner tube, I'll need a 700c x 25mm inner tube, what would be the point of buying 700c x 23-32mm inner tubes? Related Pros and cons of using 20-25mm inner tube in a ...
Sam7919's user avatar
  • 9,226
2 votes
1 answer
274 views

Using 4 inch tube for 3 inch wheel

fellow bicyclists. I purchased an e-bike (Clou Tumbler) and its back wheel is 20x3.0 I overpumped air into it and the tube blew up, so I've been trying to find a replacement, only to realize its ...
Sergei's user avatar
  • 21
4 votes
3 answers
127 views

what is causing frequent punctures?

Starting in late August I'm getting frequent punctures, sometimes after only 30 km or so. They are always on the inside, and if the tube is patched, it appears that the patch "attracts" the ...
volferine's user avatar
  • 161
8 votes
3 answers
2k views

How to put a tube in a used tubeless tire

I switched to tubeless tires about a year ago and I love them. A couple months ago I had a problem with the back tire and had to pull it off the rim for the first time. There were literally hundreds ...
user66598's user avatar
  • 1,097
1 vote
0 answers
71 views

Tubes splitting along seam

I'm on my third tube in 2 weeks since I got a flat tyre from a nail. They're not being punctured, they are all splitting along a seam which isn't even facing the road. I have tried checking for ...
Kilisi's user avatar
  • 1,658
1 vote
1 answer
85 views

Unpredictable tube deflation behavior

I've recently had a full flat with hardly any air left in my rear tyre when my road bike was in storage. Storage means my storage compartment in my appartment building's basement, pretty constant ...
DoNuT's user avatar
  • 4,461
8 votes
6 answers
3k views

Why did my road bike tire patch fail?

Long story short: I put a patch on a punctured road bike inner tube, it was fine for two days and 20 km, then the tire became completely flat, due to air leaking from the edge of the patch; why? On ...
Dan's user avatar
  • 81
4 votes
3 answers
1k views

What caused this puncture in my tube?

Here's a photo: This is confusing me because of several things: This is clearly on the inside of the tube, so it's not something I rode over This happened while the bicycle was standing untouched on ...
Vilx-'s user avatar
  • 975
4 votes
2 answers
679 views

Keep getting small punctures on spoke side of tube

I am using 27.5 x 2.1-2.4-inch tubes in tubeless rims on a hard tail trail bike. Mostly riding trails. I keep getting small punctures on the spoke side of the tube. Could be the same spot but it's ...
Matt's user avatar
  • 41
1 vote
3 answers
148 views

What is the best old tube plus current tube or current tire plus old tire combination if I want to puncture proof my bike or can I use three of them?

Am not a very big fan of carrying repair kit around. This is it, no room for surprises and mistakes, I repaired multi punctures before they happened. My front wheel had a new innertube already. But ...
Boniface munene's user avatar
5 votes
1 answer
449 views

27.5x.215 tubes in a 27.5x210 tire. How big of a problem

I wanted to install puncture resistant tubes on my mountain bike. Unfortunately the only size I could find were 27.5×.215 tunes and my tires are 27.5×.210. I got the tubes on, the beads seated and the ...
Chris's user avatar
  • 53
1 vote
2 answers
629 views

can I use smaller inner tube with a slightly wider tire?

I've recently bought a gravel and it came with a 32mm tire (Schwalbe g-one) in order to get better grip I've bought some new tires, they are 40mm wide. On the inner tube it is written: 700X28/32C. ...
Mat's user avatar
  • 809
5 votes
5 answers
1k views

How can I treat small glass cuts on my bike tyre?

To prevent future punctures or keep delaying them, can I use super glue for this purpose? What can I do? I do a lot of street riding and am concerned with small glass shards ruining my rides. I had a ...
Boniface munene's user avatar
2 votes
2 answers
189 views

New Inner Tube issue

Purchased new inner tube for front wheel of Huffy Green Machine. Old tube measurement stated, 20x1.95-2.125. I took that measurement to bike shop. Was given a new tube with its box reading 20”x1.90”-2....
Billybob's user avatar
2 votes
1 answer
110 views

Problem with changing bike tube

I have never changed a bike tube/tire before, and I’m having some trouble in the process. I wanted to replace my rear bike tube, as it had a hole in it. I have Kylin Brand tires, 26x1.95, and have not ...
JeffSmithy's user avatar
2 votes
2 answers
306 views

skinny inner tube for 650b (38-584) tire?

The Schwalbe 27.5 SV21 inner tubes I had on the rim are quite flabby; they do not hug the rim by any means, though they have worked out OK with Schwalbe Marathon Cross tires I had. But I wanted to try ...
Tim's user avatar
  • 1,146
0 votes
1 answer
594 views

What rim dimension is equivalent to “622x18”?

I have a puncture in my inner tube and need a new one. The dimensions indicated on both my old inner tube and my rim is 622x18. I don’t know what this means and the websites I am shopping on don’t ...
Cedric's user avatar
  • 1
2 votes
0 answers
65 views

I need help with a airless inner tube/tire issue

So I just bought a brand new Abound from Aventon. The city I live in is horrible and even with double thick tired, Tannus armor inserts, and puncture-resistant inner tubes I've had 3 flats in 3 months ...
Timothy's user avatar
  • 21
2 votes
1 answer
325 views

I can't fix my tire

Alright so I got a flat tire. Got a new tube because the old one is punctured. Got the tube inside the tire but now the tire looks like it doesn't quite fit the tube. Even the old tube it doesn't ...
K17's user avatar
  • 23
-1 votes
1 answer
54 views

Is my inner tube causing sidewall rub

I’ve been running corsa vittoria for two years I recently changed my wheels to 38 mm depth with a width less than 25 mm as my bike takes a max of 25 mm width I’ve never had a tyre rub before using ...
Derrick's user avatar
10 votes
5 answers
1k views

Roadside Repair of torn sidewall

I was riding home last night and heard a rhythmic noise from the rear wheel. On stopping I found this: The bead had parted company with the sidewall, and the inner tube was herniating out in a ...
Criggie's user avatar
  • 125k
3 votes
2 answers
549 views

Which size tube should I choose for my road bike (tyre 700 x 28c) 700x18-28c or 700x28-45c

I have a 700 x 28c tyre on my road bike with a Presta valve. And I am looking for tube. Some people have recommended me to go for Schwalbe tube for my use. On below website I came across tubes that ...
BikeRider's user avatar
2 votes
1 answer
158 views

Omafiets bike tyre / 42-635 vs 40-635

My omafiets (classic Dutch granny bike) has a flat tyre and I am looking for a replacement. It currently fits a 42-635 measure, but I am struggling to find it locally and/or the outside tyre alone ...
Giuseppe's user avatar
3 votes
1 answer
141 views

Presta Tube Valve doesn't open when pumping air in

I had my back wheel out during winter because the bike was on the trainer and it of course lost some air. When I put the bike together for outside riding recently, I noticed that I'm having a hard ...
DoNuT's user avatar
  • 4,461
2 votes
2 answers
89 views

Tube failure at base of Pesta valve after tightening nut

I just put an old set of tires and tubes back on the rims, and on one wheel, as I tightening down the Presta retaining nut (the nut that goes onto the valve after it's gone through the rim), I heard a ...
SSilk's user avatar
  • 4,199
0 votes
2 answers
158 views

Quality of tubes for road bikes?

On several occasions I have gone out to the garage (at most 5-day intervals) and have noticed a flat tire on my road bike. Each time I slowly ran a trickling water hose over the fiber rim and rubber ...
wjktrs's user avatar
  • 545
5 votes
1 answer
345 views

Why do the ISO/ETRTO numbers not match the English measure on my Tires?

Given: A flat tire Tire size 47-507, 24 x 1.75 I want to replace both the tire and the tube. But in the shop it's only available 44-507, 24 x 1.75. The tire size of 24 x 1.75 is common to both my ...
Evmorov's user avatar
  • 153
10 votes
4 answers
2k views

How tight does the top part of a presta need to be torqued?

Strangely, both of my presta stems broke on the same day, like the stem thing broke off when I was filling. On one of them it was one of the repairable kinds and I scavenged a top from another tube. ...
Mastiff's user avatar
  • 313
3 votes
2 answers
2k views

What is causing leaks where metal meets rubber on stem?

What causes a bicycle tube to leak where the metal meets the rubber on a Schrader valve stem? I've had three tubes fail the same way over the past year. I make sure the stems are perpendicular to the ...
Zack's user avatar
  • 203
8 votes
4 answers
1k views

Why is my inner tube not distributing air evenly in it?

I'm trying to patch a hole in my bike tube. So as usual I pumped it up enough so that when I placed it in the bathtub full of water I could see where the hole is. But something odd happened and I can'...
Alison's user avatar
  • 1,163
4 votes
2 answers
894 views

Is this inner tube too big for the Rim?

I got a new inner tube for my bike and it's way bigger than the rim, It's just its usual size; didn't inflate it too much or anything like that. The older one I was replacing just fits fine. IS this ...
spaz's user avatar
  • 41
1 vote
2 answers
4k views

Can I replace 24x1.95 tires with 24x1.75? [duplicate]

Short background I recently found my old gravel bike and I want to get it ridable again. I noticed that the 24" 1.95 (53-507) tires that came with it are super worn out so I want to replace them. ...
Chewy Cheeky's user avatar
6 votes
4 answers
3k views

Valve stem too thick for hole in rim?

The rubber protection cover does not pass through the hole in the rim. Something can be done or not a fit? This valve has a rubber reinforcement that does not pass through the hole in my rim. The hole ...
nightrider's user avatar
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