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0 votes
0 answers
48 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
7 votes
4 answers
4k views

Back tire flat only when I sit on it

My back tire goes flat only when I sit on it or ride on it. When I am not on it, the tire is fully blown up and feels the way it should. It is squeaking too.
Karen Montaña's user avatar
5 votes
1 answer
2k views

Tubeless holding high psi, leaking at rim/bead during low pressure

I am going tubeless! Using tubless ready rims and tires with a floor pump. The front one went on no problem. The rear one has seated, heard pinging, and holds air dry, up to 40 psi. When I add sealant ...
Jonathan Trzepkowski's user avatar
2 votes
2 answers
129 views

Why the tire gets flat immediately? [duplicate]

Yesterday I went to the GYM with my bicycle. It was OK. After workout I found that the tire is completely flat! Today I used an air pump to blowing it again and see what happens. It was OK and I fully ...
WDR's user avatar
  • 121
0 votes
1 answer
158 views

Rear 700C tire on hybrid bike flat/deflating seemingly at random

I have a hybrid bike and I am having a very strange problem with deflating tires. My bike has 700C 35/43 tubes I have changed 3 tubes in the last 2 weeks because something very strange is happening. ...
Gennady Uraltsev's user avatar
1 vote
2 answers
333 views

I can't inflate tire. Should I look for another pump?

Hello to everyone in the community. I used to own a mountain bike which used 26" tires and I was able to inflate them after changing the tube while on the road. It wasn't perfect but allowed me to ...
carlos palma's user avatar
10 votes
3 answers
4k views

What air attachment screws onto a Presta valve with the core removed? High volume for seating bead?

I have presta valves on two of my bikes. I have a presta floor pump. I have an air compressor. I have a schrader adapter. I have a blowgun and a tire inflator for my compressor. I can attach the ...
Aubrey Robertson's user avatar
2 votes
1 answer
4k views

Inflating toddler tires

I got my toddlers bike second hand & it looked like tyres were a bit flat. We brought new tubes & when I went to replace them I found that the current ones inflated. It seems that I can pump &...
Angela Cheung's user avatar
4 votes
5 answers
4k views

My rim exploded inflating on an automatic pump of a gas station. Should I reuse wheel's spokes/hub or buy everything new?

Today I went through this situation. Rims are Vzan Action with Formula Hub 36 holes. My rear tire was leaking. A guy patched up the tube and the problem persisted. I went to the bike shop and asked ...
 deLiz's user avatar
  • 91
11 votes
6 answers
62k views

New inner tube bulges near the valve when inflated

I've installed a new inner tube in my wheel. I checked the tube doesn't make a knot. When I inflate the tube, it bulges near the valve, and this rubs against the brakes. REF tube: 32/47 609/642 ...
Pierre's user avatar
  • 213
2 votes
1 answer
10k views

Which inner tube do I need to buy for 28 inch fixie bike?

I have a 2018 FIXIE Inc. Betty Leeds. https://www.fahrrad.de/fixie-inc-betty-leeds-white-694674.html These are the sizes of the tyres: Reifen vorne Marke: Kenda Typ: K-193 Größe: 28 Zoll ...
Vityata's user avatar
  • 121
2 votes
2 answers
3k views

Rear tire tearing away from bead

I noticed recently that my rear tire seems to be tearing on the right side. The bead is firmly attached inside the wheel but the wall/fabric are tearing away. The bike and tire are only 3 years old. I’...
jtbandes's user avatar
  • 175
4 votes
3 answers
2k views

Have I damaged my tyres?

I noticed after mounting some new tyres that part of the side wall, just above the bead, seems to have been damaged while I was fitting them (see photos below). These tyres were especially difficult ...
Will Vousden's user avatar
  • 4,021
7 votes
2 answers
5k views

What to check after blowing tire off rim

Recently, after mis-reading "35-65 PSI" on a tire sidewall as "35-85 PSI" (in retrospect the unusually huge range should have tipped me off), I inflated a tire rated for 65PSI max to 80PSI. A few ...
SSilk's user avatar
  • 4,249
9 votes
7 answers
214k views

Difficulty inflating my bike tire

When trying to inflate my bike tire, I pump maybe 5 times then it gets difficult for me to pump because the handle is hard to pump?
user13102's user avatar

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