My brand-new Continental GP5000 tire, along with a fresh tube, just blew up while I was inflating it. The tire bead tore apart.

Since I had some bad luck with tubes, it took me several attempts to mount the tire properly. To help with seating, I used some soap, and everything seemed fine. However, the tire didn’t even tear at the spot where I last mounted it, which makes me wonder what went wrong.

Any idea what I might have done incorrectly? I’d really like to avoid wasting another 50€.

by Idfckngk

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16 Comments

  1. Beers_and_Bikes on

    Did you use any tools to mount the tyre? You *shouldn’t* need to, although some rims make it **very** difficult to mount them by hand.

  2. Had the same thing happen to multiple gatorskins. Seems that continental tires are really thin at that specific point, and are easily damaged

  3. This kind of of damage is caused by the rim flange rubbing on the antichafing strip, it is caused by overloading the tyre, running it under pressure or a combination of both. In rare cases it can be caused by a sharp rim flange.

  4. Had the same happening with that tyre. Never buying conti again, issues all the time, switched to pirelli and misteriously I never had problems again.

  5. Factory defect. I had something similar with giant tires a few years back. Warranty was denied.

    Got the bike shop to fit the next one and they had exactly the same rip.

    Ended up getting both tires warranties and refunded the first tire so ended up being free

  6. Ancient-Bowl462 on

    A long time ago I and many others had trouble with Continental tires. They used to be the go to. They started making them in China and many people were experiencing failures, me included. I thought I bought knockoffs from Amazon they were so weak. Make sure that they are made in Germany if you buy Continental. Not sure if this is still an issue, but thought I’d share. 

    Check out the reviews on Amazon. Lots of failures. 

  7. Mech0_0Engineer on

    I’m not sure about what I’m gonna say so can someone confirm if what I’m saying is correct?

    Were you using a hookles tyre (tubeless only?) on a clincher rim? This might put stress on that exact area all around the rim and this point may be the weakest around the tire (weakest but still up to spec)?

  8. Looks like Continental wanted to kill you. What you did to deserve such a treatment
    is a question you can ask them while demanding a refund!

    I thought the reason why Conti exists in the bike sector are their roadbike tires
    because the MTB tires suck! Will have to rethink I guess.

    Shouldn’t there be wires in that palce holding the rubber together…

    In a few years we will be happy having soylent green I guess!

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