Why Presta?

Sometimes you don't have much of a choice. If you have 27.5" or 29" wheels chances are that all you can find are tubes with Presta valves.

Availability of tubes while traveling is always an issue. That is one reason I usually carry at least three spare tubes on journey and make a point of patching them as well. Also that is why I map out bike shops on my journey as well.
I have no idea what the answer to this is, but how many e-bikes have narrow 27.5 or 29" wheels? But, yeah, you're right, I'm sure. Still the Presta-to-Schrader adapters probably ought to be part of your kit in that case.

TT
 
Though I am loathe to reveal my ignorance: I get the Presta to Schrader valve adapters but does anything need to be done about the larger hole in the rim? I searched long and hard for Schrader valve tubes with significant length stems given my wheels to no avail so I'm stuck with Presta valve tubes.
 
I have no idea what the answer to this is, but how many e-bikes have narrow 27.5 or 29" wheels? But, yeah, you're right, I'm sure. Still the Presta-to-Schrader adapters probably ought to be part of your kit in that case.

TT
Show me a 27.5" x 2.x" tube that uses a schrader valve. I am unable to find one at my well-stocked LBS and on REI.com.
 
seemed like most of the time when ordering tubes I got an option, Hope I can get schrader for this 27.5x2.8 bike...
If not that would be disappointing
 
Show me a 27.5" x 2.x" tube that uses a schrader valve. I am unable to find one at my well-stocked LBS and on REI.com.
Go to:
Schwalbe tires.com,
Select “tubes” under Products....
Fill in what you’re looking for in the selectable header bar.
Easy Peasay :)
 
After a few years of “using” the presta to schrader small adapter and not being able to use a schrader tire pressure gauge to read the pressure in the tire I came upon this excellent solution:

A presta to shrader Converter Not an adapter:


On Amazon of course:

RideAir ConvertAir (Pair) Presta to Schrader Converter (not Adapter) Aluminium Anodized Black Change Your Tube or tubeless Valve to Schrader Easily - for Presta Removable Core​


1616266115829.jpeg
 
After a few years of “using” the presta to schrader small adapter and not being able to use a schrader tire pressure gauge to read the pressure in the tire I came upon this excellent solution:

A presta to shrader Converter Not an adapter:


On Amazon of course:

RideAir ConvertAir (Pair) Presta to Schrader Converter (not Adapter) Aluminium Anodized Black Change Your Tube or tubeless Valve to Schrader Easily - for Presta Removable Core​


View attachment 82190
Bless your pea pickin little heart! Definitely a better deal. You have to remove the core from your presta valves though folks.

Still waiting for help on my question about the larger hole in the rim when going from Schrader to Presta. No problem? Problem?
 
I think you've encapsulated the situation perfectly 👍
Presta were used on Sew-ups, tubulars. Those were the ONLY tire for high performance racing. Clinchers were very un-round and did not grip well in turns, i.e. inferior.. Now Clinchers are MUCH better and closer to sew-ups.

IMO, the choice became moot with clincher improvements. But now there are Tubeless Clinchers. With Tubeless, I don't think many use a Schrader style. So if one wants to go tubeless it you have to find Schrader stems.

PS: I always carry a 50 cent presta to Schrader adapter.
 
Presta valves are a status symbol! You guys crack me up
  • 🤣
So, given a choice, assuming we're talking about the North American market and tires and a width over about 50 mm, if you could choose Prestas or Schraders, which would you choose, and why?

TT
 
If you're honestly coming at that question without any pre formed ideas or specific needs then it doesn't matter. Technically there's not enough of a difference to matter to you. It would come down to convenience and availability. Do you own a Schrader only pump? Will you regularly top up your tires from other pumps - gas stations, friends, etc. - then Schrader. Do you need or value a broader range of higher end tubes? Then Presta.

The technical differences between them just won't make enough of a difference to matter, they'll both do a suitable job. Which ever way you go just stay there, mixing the different types is just annoying and not worth the bother.
 
With Tubeless, I don't think many use a Schrader style. So if one wants to go tubeless it you have to find Schrader stems.

I run tubeless in all my wheels these days and have used presta valves for years so naturally when I switched over to tubeless years ago I used them because that seemed to be the recommended method because that is the style of valve that was made available to me as they need to actually lock onto the rim and have the ability to seal to the opening.

The core is removable for adding sealant and best to have the right little tool to do so which is easy to lose. The process is actually quite easy except for sometimes it is hard to get enough air in there to seat the bead on wider tires with a hand pump and you have to fire up the compressor.

But the down side I have discovered is that the sealant that needs to be somewhat sticky to do it's job gets gummy around the removable valve and makes it sluggish to do its job of allowing air in and not out. While this would happen to a Schrader valve eventually also the biggest benefit I see for switching to them would be the higher volume of air they would allow during initial seating as mentioned.

While they do make schrader style valves for tubeless use they don't seem to have a very wide range of lengths available to accommodate various rim depths but should be fine for my needs. I'm not going to take apart all my wheels and switch them over but in the event that I do have them apart for some reason I plan on doing conversions at that time because using a schrader valve does make sense to me.
 
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