Should I replace a tyre

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sleaver

Veteran
The puncture fairy finally caught up with me last Saturday and what ever caused the puncture left a 2-3mm slice in the tyre all the way through. If it makes a difference, it is basically in the centre of the tyre and when it is inflated, you can see where it is but not all the way through.

This is probably a stupid question, but as the tyre currently has a small slice in it rather than something used by a thorn or something, should I replace the tyre?
 

jonny jeez

Legendary Member
You should or else the tube will pop through and burst (with an bang) as it touches the road.

But first try a tyre boot or a large patch.

Big question is how much wear is left in the tyre, if its due replacing then crack on
 
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sleaver

sleaver

Veteran
I borrowed a couple of leafs off a nearby bush when I changed the tube. Watching GCN videos has come in useful ^_^

The tyre is probably 12-14 months old and without adding up every ride, I'd be surprised if it had gone over 1000km.

Just had a look at tyre boots and cost wise, they are better than a new tyre. Are they only temporary or can they be used as a more permanent fix?
 

jonny jeez

Legendary Member
I borrowed a couple of leafs off a nearby bush when I changed the tube. Watching GCN videos has come in useful ^_^

The tyre is probably 12-14 months old and without adding up every ride, I'd be surprised if it had gone over 1000km.

Just had a look at tyre boots and cost wise, they are better than a new tyre. Are they only temporary or can they be used as a more permanent fix?
I ve worn a boot for a year (I tend to walk in circles...boom tish). Biggest fear is the pressure on the ridge caused by the edge of the boot. I trim mine down so that nasty creases and edges disappear.

A pack of a few self sticky boots is about £3 I think. Worth carrying in a toolkit to save using leaves or crisp bags
 

gbb

Squire
Location
Peterborough
If the slice hasn't gone right through, it can be 'booted' in several ways, I piece of toothpaste tube cut up and inserted, a proprietary boot, or even some emery tape, rough side to the tyre works very well for a while (been there, done that)...but perhaps most importantly, how far are you travelling on it generally...do you want to trust it 30 miles from home ?
 
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sleaver

sleaver

Veteran
but perhaps most importantly, how far are you travelling on it generally...do you want to trust it 30 miles from home ?
I had to trust it for a further 100km on the day but I did have my trusty leaves that are probably now rotting nicely in there! In the future, not far in the next couple of weeks, but I'm doing RideLondon so, I think I may swallow the cost and go for.....
Get a new tyre.
 
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Smurfy

Naturist Smurf
I don't think tyre boots are a long term solution. With each wheel revolution the tyre, boot and tube flex and shift very slightly. Eventually the chafing caused by the edge of the boot can wear a hole in the tube.
 

Globalti

Legendary Member
Temporary solution only, and you should swop the tyre to the rear wheel. Get a new tyre, a sudden deflation going down hill at 40 mph could kill you.
 

Keith Oates

Janner
Location
Penarth, Wales
Agree with the above, getting an new tyre is by far the safest way to go both to save you walking along distance in the future and more importantly to stop you losing some skin.!!!!!!!!!!!!!!!!!!!!!!!!!!!
 

PBB

Veteran
Location
Cardiff
Please replace! I lost a tyre on last weekends London to Brighton ride - a tiny undetected imperfection opened up and exactly as per Jonny it let go with a massive bang and whoosh 4 miles from the first refreshment point. I duly put a new tube in (in the darkness, not knowing that the tyre was at fault) and it let me down again one mile on.

Cue lots of stopping, pumping that became futile and eventually riding on a flat for a couple of miles - bad long term for the rim

So now I check the tyre much more carefully. And I am considering taking a spare tyre on longer rides despite the unlikelihood of being struck twice!
 

byegad

Legendary Member
Location
NE England
As the only contact with the road, ideally! I don't risk a tyre in which I have already detected a flaw. While the parsimonious will tell of round the world tours on a tyre with the canvas showing through on day one a six boots fitted on the ride, I feel a good quality tyre in good condition is merely common sense.
 

Andrew_P

In between here and there
My advice on all these threads about tyres is if you have to ask replace them.

Having had a tyre blowout and rapidly deflate in a corner is something I would to minimise the risk of it ever happening again! Cost me 4 months of cycling and a lot of pain!
 
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