Thread: SRAM Road (Red) brake slowly losing pressure when squeezed
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  #11  
Old 11-05-2022, 04:34 PM
darkmother darkmother is offline
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Join Date: May 2012
Location: Toronto, ON, Canada
Posts: 237
I had a shimano MTB brake that did what you are describing. It was caused by a small leak at the master cylinder.

Are you sure the MC isn't leaking? Could also be where the brake line enters the lever or caliper.
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