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Old 01-29-23, 12:09 PM
  #63  
phughes
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Originally Posted by elcruxio
Modern hydraulics (shimano) are easier to maintain than cables. At least if you follow any reasonable maintenance regimen. You need to swap brake cables and housings every two years or so. Hoses last triple that.

With every housing swap you need new bar tapes.

Every time you swap your cable you need to do the whole adjustable ferrule, brake arm tensioning song and dance. If we compare that to bleeding you put on a funnel, put a piece of hose on the caliper. Let oil flow down through the system. Close both ends and that's it for two years.

When you swap mechanic pads, pull back inner pad all the way, pull back outer pad all the way. Take out wheel (because that's mechanic brakes for you), swap pads, put back wheel, adjust both pads until you have that rub free non spongy spot. That usually takes a while. Oh and adjust cable tension and hope you have enough adjusting space in the ferrule ends.

Compare to hydraulics. Take out pads. Push pistons in. Put in new pads. Pump levers and go ride.

One thing that also doesn't happen with hydraulics is cable freeze. When you go from wet to sub freezing it sometimes happens that the cable freezes inside the housing. That essentially means you'll have no brakes until you defrost your bike. Hate it when that happens. Granted hydraulics used to have issues in the cold back in the day but it seems those have largely been solved.

the expense thing is silly to begin with. We should all be riding walmart bikes because if you're not racing what difference does it make? We all value different things. Personally I value really good brakes. You might value other things. Like your bike being more capable than a walmart one size fits no one.
Oh man, I guess I better go swap the housings and cables on my Surly... they are 11 years old. I might die despite the fact they are in very good shape despite multiple cross country tours and commuting. They are clean and shiny, with no fraying, and work very well and smoothly. Thanks for the warning on possible self-destruction.

Now, the reality is, hydraulic brake systems need to have the fluid changed every two years since the fluid is hygroscopic. Maybe you got the two mixed up. Either way, both systems work, it's all a matter of choice.
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