Tubeless dilemma , ...
 

Tubeless dilemma , am I feeling lucky? 🤔

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Running Gravelkings on my hardtail, they've done nearly 4K miles but still have plenty of life in them . Front one has been playing up , thorns , doing the usual pump it back up ride it , works for a while . Did the water test including valve . Topped up with Stans today fine riding to cafe while we were stopped it lost air ok enough to ride home .

Took tyre off pulled out 8 thorns, thought there might have been more ?.Checked the tyre over for potential hidden snipers couldn't find any .Rim and tape were fine .So do I go through the rigmarole ( not too bad but they are tight !).of fitting, adding sealant knowing there are at least 8 holes now I've taken the thorns out 🙄hoping Stansย  will seal them or do I get a fresh tyre ?What would STW experts do ?


 
Posted : 06/04/2025 5:26 pm
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I usually leave the thorns in, gives the sealant something to work with, like an organic anchovy.ย 

I reckon if it's loosing air that fast, you've got a more fundamental problem.ย 


 
Posted : 06/04/2025 5:46 pm
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@tthew do you mean the tyre ?


 
Posted : 06/04/2025 6:17 pm
 PJay
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I usually leave the thorns in, gives the sealant something to work with, like an organic anchovy.

Very much this.

You could try swapping the tyres around to check whether it is actually the tyre.

I sometimes find that valve cores can leak if they get a bit bent or the little rubber bit gets worn.


 
Posted : 06/04/2025 6:18 pm
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Posted by: oldfart

@tthew do you mean the tyre ?

I'm not going to speculate! Could be something really random like a cracked rim, but I don't think that just pulling out thorns and refitting will cure the issue.


 
Posted : 06/04/2025 6:28 pm
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@tthew yeah worth taking the tape off and checking the rim , I've just checked looks like the wheel is the original from when I built the bike up in 2012 ! 🤔

Guesstimate mileage 40K plus !ย 


 
Posted : 06/04/2025 7:48 pm