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Shimano XT 775 brak...
 

[Closed] Shimano XT 775 brake fluid

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[#1341215]

My back brake is feeling a bit spongy (more spongy than when I got it) so I want to bleed it.

Do I have to go and get some expensive Shimano fluid or can I replace the fluid with the dot 4 or dot 5.1 fluid I already have?


 
Posted : 19/02/2010 11:53 am
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I'm pretty sure XT brakes are mineral oil only!


 
Posted : 19/02/2010 11:54 am
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NO!!

must be mineral oil


 
Posted : 19/02/2010 11:54 am
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any mineral oil, LHM or Cyclo from halfords.


 
Posted : 19/02/2010 11:58 am
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OK, thanks.

Next question (I've been googling while you've been answering). Do I have to use a syringe and inject from the caliper end, or can I do it the way I do on my old Hopes and pour the fluid into the reservoir on the brake lever?


 
Posted : 19/02/2010 12:08 pm
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I bled my XT brakes last night from reservoir down and they are fine.


 
Posted : 19/02/2010 12:17 pm
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Can be done top up,with syringe or top down via reservoir.
Cyclo/Halfords mineral oil is a good alternative to Shimano mineral oil.
About a fiver a bottle.


 
Posted : 19/02/2010 12:20 pm
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Cheers guys.

Think I can sort that now.


 
Posted : 19/02/2010 12:54 pm
 DezB
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 Kato
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+1 for LHM


 
Posted : 19/02/2010 1:21 pm