Noisy Chain

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  • Right before anyone asks I utfs and couldn't find what I was looking for.

    Have just installed new Pake crankset and BB, now when I turn the cranks with the chain on (which is a KMC by the way) is making noise. Thought it might be because it's too tight so I loosened it and it's still noisy. Not sure whether this is normal but when I ride it the bike is silent, no chain noise what so ever.

    My chainline when looking down the cogs also looks almost perfect. So i'm stumped!

    I've attached a few pictures below to see if anyone can see anything completely wrong, as this is my first fixed conversion

    Would ideal need a quick answer as I want to get to work on it tomorrow and not sure if it's safe to ride!!

    Thanks guys,

  • is your bike on a wooden floor?

  • Your bike's upside-down. Turn it over and ride it..

  • Oil the chain.

  • too tight.
    next

  • is your bike on a wooden floor?

    Nope carpet in the Garage

    Your bike's upside-down. Turn it over and ride it..

    Tried that and like I said it sounds fine, no noise!

    Oil the chain.

    I've put some GR85 (think it's called that) on the chain but noise continues!

    too tight.
    next

    Have loosened it already though and it's still making noise.

  • You say your chainline 'looks' right, have you measured it? it only needs be out by a couple of mm to contribute to the noise.
    otherwise, oil it and give at a few weeks to bed in.

  • ...give at a few weeks to bed in.

    This.
    It's safe to ride if the chain line and chain tension is good.

  • Would ideal need a quick answer as I want to get to work on it tomorrow and not sure if it's safe to ride!!

    It's not - You're missing a rear brake.

  • It's not making any noise when you ride it, you say? Well just ride it and stop turning it upside-down just to listen to it.

    You weirdo.

    (I know you won't mind me saying that)...

  • You say your chainline 'looks' right, have you measured it? it only needs be out by a couple of mm to contribute to the noise.
    otherwise, oil it and give at a few weeks to bed in.

    Well looking down it it looks fine.

    I've measured it as the rear drop outs are 122 half of that is 61, distance from cog to drop out is 21 so 21 from 60 is 39 for rear and front is 40, Pake cranks with 103 BB. That should be fine shouldn't it? Or do I need to get some spacers on the spider?

  • Gt85 is not a chain lube and will take off the oil the chain came with. Get proper chain lube.

  • Gt85 is not a chain lube and will take off the oil the chain came with. Get proper chain lube.

    Shit. This is probably my problem.

  • It's not making any noise when you ride it, you say? Well just ride it and stop turning it upside-down just to listen to it.

    You weirdo.

    (I know you won't mind me saying that)...

    Yeah I do want to get out and ride it but I'm going to do 12 miles on it tomorrow morning and don't want to get half way to work and find out it's f**ked!

  • Its not going to be fucked.

    I rode around all summer with old cranks and a massively out chainline. No one died, nothing exploded.

    Don't worry about it.*

    *as long as the rear nuts are tight enough.

  • Also are both front and rear 1/8? or is one of them 3/32?

  • Chain ring is but not sure about the rear as they were ebay cheapies -

    http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&item=120486491302&ssPageName=STRK:MEWNX:IT#ht_815wt_941

  • if it's a new cog, new chain and a new chainring, it'll take time to bed in.

  • Gt85 is not a chain lube and will take off the oil the chain came with. Get proper chain lube.

    but the teflon in it is :) you'd just have to re-lube that chain very often cos it's would come off and evaporate quickly.

  • If one of them is 3/32 it might make it nosier.

    (I've only had the front 3/32 and the rear 1/8 so can't be 100%)

    Like I said I wouldn't worry. Check that everything's screwed and tightened, go to bed and double check in the morning.

  • The chain is out of focus that's the problem :)

    Just let it bed in, if it sounds ok on the road then it probably is, I use Izumi Track chains and they tend to run noisy anyway.

  • Izumi on my fixed gear too. They are noisy, but good...

  • It looks like you don't have any foot retention. Get some clips+straps, otherwise your bike will not be safe.

    I am assuming as this is your first fixed conversion, you've not ridden fixed before. You NEED foot retention. Apologies if this is condescending).

  • You NEED foot retention.

    +1

  • Izumi on my fixed gear too. They are noisy, but good...

    They are only noisy if either your chainring or cog is shit or inferior quality.

    Izumi track chains don't make a noise if used with components machined to a similar calibur.

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Noisy Chain

Posted by Avatar for bigcoggs @bigcoggs

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