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7 votes

Is it possible to use a smaller width tube to fit a significantly larger width tire?

It can work, as the tubes will expand pretty significantly. It is not a good idea for long term use, as it will stretch the rubber pretty thin, which makes it more susceptible to valve tear outs and ...
zenbike's user avatar
  • 29.8k
3 votes

Can I change my 29x2.25 MTB tyres to a 29x2.35 tyre without changing anything else?

Yes, most likely you should be able to go from 2.25 to 2.35 with no issues IF the frame/fork can accommodate wider tires. You need some clearance at rest since the tire deforms now and then when ...
WornChain's user avatar
  • 2,026
3 votes

Hardtail XXL trekking bicycle with 1x12 gears

Weight limits for bikes are usually given for the "weakest" component, some components can handle more, but saying which one is of course difficult to say from our perspective. From a pure ...
Rеnаud's user avatar
  • 21k
1 vote

Is it possible to use a smaller width tube to fit a significantly larger width tire?

I've used narrower tubes, when I upsized a tyre, forgot to change the spare tube on the bike, and then had a flat. Installing an 18-25mm tube in a 28mm tyre worked fine, but it ruptured a couple of ...
Criggie's user avatar
  • 127k
1 vote

Can I change my 29x2.25 MTB tyres to a 29x2.35 tyre without changing anything else?

Nothing else to change, provided there's enough clearance (space between the tire and the frame/accessories - tire deformation is mostly at the interface tire/road, so I wouldn't worry about that). ...
Rеnаud's user avatar
  • 21k

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