Kids bike repair he...
 

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[Closed] Kids bike repair help needed, ikkle cranks content!

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Hi All

I hope someone can help, I have not done much work on kids bikes before!

My son has a halfords "Hood" mountain bike, the thread on the drive side crank has worn, so the pedal will not attach securely.

I would like to re-comission the bike and am looking to see if anyone knows where parts for this type of bike can be purchased.

The cranks are approx 140mm long and have a aquare taper, with a 13mm bolt securing them. The chain ring is part of the same moulding as the crank.

(The bottom bracket feels rough as *****), so a solution with a bottom bracket would be good!

Thanks in advance for any help received.

Al.


 
Posted : 12/07/2012 9:52 am
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I guys I realise this is not about Shredding the Gnarr, but thought someone would have been able to point me in the right direction?

Go on ............please!

🙂


 
Posted : 12/07/2012 3:43 pm
 GW
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Remove the other crank arm and BB - it will be loose ball FAG style (you can cheat and just remove l/h cup) clean, re-grease an re-asemble. ( new bearings if req.) Source a new crankset of similar length and fit it to the (clean) axle to the correct torque. Done.

LH BB cup adjusts bearing preload, lockring holds it in place


 
Posted : 12/07/2012 3:54 pm
 trb
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Alas these types of bikes are not generally made to be repairable, and indeed your average punter won't bother to repair it. ergo there is no demand and as a consequence no supply.

option 1 : Ditch it and buy a new bike like yer average punter.
option 2 : Scrounge around the tip / free ads / ebay for a similar bike and swap the parts over
option 3 : Go to an LBS where they recycle / sell a lot of second hand stuff and see if they have anything.

Good luck


 
Posted : 12/07/2012 3:58 pm
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Thanks GW

Where is best to get new crank arms?


 
Posted : 12/07/2012 3:58 pm
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SJS Cycles (St John Street) in Somerset will be a good start.

PaulD


 
Posted : 12/07/2012 4:05 pm
 GW
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Any lbs that sells cheap kids bikes like concept, emelle etc can get hold of a suitable crankset


 
Posted : 12/07/2012 4:12 pm

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