Been noticing this squeak with each rotation especially immediately following going over a big bump or bumpy patch but can’t tell where it’s coming from. It seems to come and go but I think it’s getting worse.

For reference it’s a 2013 6 speed super light in 3rd and 5th gear

Anybody know what this squeaking sound is?
byu/Phillybird711 inBrompton



by Phillybird711

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  1. chucchinchilla on

    I’ve had similar sounds and traced it to where the hinge clamp and the frame rub against themselves under torque. A very thin amount of grease on the areas that rub solved it. Hard to tell from the video, but hopefully that’s the issue.

    Found a pic online that shows the areas I’m talking about.
    [https://i.imgur.com/tzS9yqB.jpeg](https://i.imgur.com/tzS9yqB.jpeg)
    See the areas where the green paint has rubbed off? That’s from the frame rubbing against itself when unfolded and where it needs a thin amount of grease to stop noises. Same goes for similar areas on the hinge clamp.

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