Chain snap

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5k into my ride home last night and my chain gave out. Hard to think of what best to do when you're stranded with a bike that is next to useless without a chain tool.

Ended up cabbing to back to the office and grabbing the motorbike (which was fortunatley left in the works garage) home.

So now what? Do i need to replace the chain or just fix it, do i need a new block or should my current one suffice?

As a secondary point, on two occasions i've noticed the cassette make a wobbly move when free wheeled, for like 5 seconds along with a cranky noise.

Perhaps its time for a whole new drive system, mines clocked a few miles since new.

Either way, i doubt i'll ride a lot more this week.

Bummer
 

BrumJim

Forum Stalwart (won't take the hint and leave...)
New chain = new block, I'm afraid.
 
If you need a new chain you'll almost certainly need a new block. As a very short term measure you can fix the chain if you can't afford a new block but if you do that you'll need to carry a chain tool and quick link until you can afford a new chain and block.
 

TonyEnjoyD

Legendary Member
Touch wood not appended to me but I routinely carry a snap-link and splitter.

As well as he chain and cassette check the main rings for shark-toothing too.

I remember back in '80 a week before a cycling hol to Norfolk with a mate he swore it wasn't worth carrying soare chain... Until his snapped 2-days before we left.
Thankfully never needed it though.
 
Mate in the work has snapped two in the last few months one where the joining link thing gave out after only 200 mile in on a new Trek.
I bought a cheapo chain tool with a couple of spare quick links included from Asda of all places the other week. Probably not best quality but cheap and hopefully do in an emergency.
 

Rohloff_Brompton_Rider

Formerly just_fixed
Yep
 

DWiggy

Guru
Location
Cobham
I've spent a small fortune keeping my steely on the road, chains, bearings, breaks, cassettes, could have myself a nice bike by now.
I'm amazed at how quickly parts ware out especially commuting in all weathers?.....love it though ^_^
 

Rob3rt

Man or Moose!
Location
Manchester
Now buy a KMC quick link and a small chain tool (or carry around with you a bit of extra chain), next time, pop the snapped link off and put the quick link in to get you home :smile:
 

Maz

Squire
As a secondary point, on two occasions i've noticed the cassette make a wobbly move when free wheeled, for like 5 seconds along with a cranky noise.
Could be freehub is knackered. Does the cassette wobble from side to side more than a couple of mm?
 

adds21

Rider of bikes
Location
North Somerset
Why?

Not in my experience.

Because the cassette and chain get worn at the same rate. In my experience if you change the chain before it gets 100% worn, you can usually get away without replacing the cassette, but if you leave it too long (as I did last weekend), you'll get so much slippage with a new chain than you'll have to change the cassette too.
 

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