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Tiagra rear cassett...
 

[Closed] Tiagra rear cassette options

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[#8333029]

I am going to replace my Tiagra cassette and chain, but want to use a XT mountain bike one.

The links on the Tiagra chain say 114 and XT 116, the mech is a long one, front chainset is 50 tooth ; but could it all go wrong?

Cheers in advance


 
Posted : 06/02/2017 5:32 pm
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but could it all go wrong?

Yes, of course it could. What ratio are you currently running? What ratio are you planning to run?


 
Posted : 06/02/2017 5:41 pm
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If the are they are both 9 or 10 speed no problem

If the MTB on has more teeth then the rear mech@ might not cope

How about some details....


 
Posted : 06/02/2017 5:55 pm
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You mean you want to fit an XT chain, an XT cassette or both?


 
Posted : 06/02/2017 5:57 pm
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And which Tiagra version? 4700?


 
Posted : 06/02/2017 6:07 pm
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Crikey cheers everyone!

Basically new block and chain. Want to change to a lighter set up,plus get some more teeth for hills, so was thinking 34 or 36.

The bike is a Spesh Diverge Smartweld A1; 11-32 and 34/50


 
Posted : 06/02/2017 6:14 pm
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Going by Wiggle the Tiagra 11-34 is 350g and the XT 11-34 is 323g so very little in it weight wise.
I have a bike with Tiagra 4700 and swapped the OE 11-32 for a Tiagra 11-34, when it was brand new, without changing the chain. Shifts perfectly and the cage looks normal even when going big to big which you shouldn't ride in.


 
Posted : 06/02/2017 6:35 pm
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cheers everyone, I am going to risk it and die like this

if not i will save it and put on the 29 er Thunder****er with Big Daddy Enduro Tyres


 
Posted : 06/02/2017 10:51 pm
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Wrap the chain round both big rings without going through the rear mech and see if you overlap two or more links.


 
Posted : 06/02/2017 10:58 pm