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disc brakes

Strongbow14's picture

Squeaky shimano disc brakes

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Hi

Im sure this has been asked many times before but a decent look through the forum didnt find anything recent.

I have shimano XT disc brakes which wont stop squeaking,

I have cleaned the rotors and changed the pads, which worked for a few weeks, then the squeaking gradually came back, I recently changed the tyres and now the squeaking is worse than ever.

I have realigned the brakes, but made no difference.

Im planning on going out for a decent ride and jsut putting up with the noise to see if they will sort themselves out.

kymbolino's picture

Problems bleeding promax brakes

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Hi,

I've bled avid juicy 3 brakes before with no problem, but now trying to with my front Promax Hornet brake and not having much success.

The process I've been following:
1. Prepare syringes (one with 3/4 filled dot4 and the other 1/4 filled) and try to remove as much air as possible (de-gas).
2. Attach 3/4 filled syringe to calliper.
3. Attach 1/4 filled syringe to lever.
4. Bleed cable, from calliper to lever.
5. Close lever handle and bleed calliper to remove as much air as possible (by applying pressure then suction alternately to get bubbles out).

Rob's picture

Hydro discs with drop bars?

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In case anyone doesn't know, Travis Brown rode a drop bar MTB at this years Leadville (see http://www.velonews.com/article/96645). However, Travis was stuck with cable discs as he wasn't as inventive as the guy who came up with this:

In case you can't quite make it out, the cables from the drop levers are fixed to pull the hyrdo levers fixed on the top of the bars (where cross-top brakes sit on my crosser).

From: http://www.velospace.org/node/21619

familyguy's picture

6 days with a leaky brake

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First post...yay me Smiling

Being relatively new to MTB, and the world of hyrdaulic disc brakes in particular, I need a word of advice.

Riding to work southwards down the Spit during the week my front brake decided it would be of no apparent use. The back works fine. I tested it once I rolled over the bridge, finding that it did very little to stop me, and barely even slowed me down. They're Tektro Auriga Comp hydros on a Mongoose Amasa Comp.

unclebullbar's picture

Vibration from braking?

On my last two rides, my rear brakes have been howling and sending severe vibration up through the frame of my bike. Does anyone know of what could be causing this and/or how to deal with it?

I have the rotor centred fairly well and tightened the cone nuts with no success.

Appreciate any feedback....

FYI: Trek Fuel ex7 with Avid Elixir CR brakes (7 inch rotors)

lozza6's picture

Magura Julie Disc Brake adjustment

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Had some scratching noise commuting to work today on my front brake.....

had a look at the base of the bridge.. 1 front pad had worn out...

the other had about 3-4mm left on it...

so metal on metal scratching from one side...

normally I'd adjust callipers to centre on the disc.. but my Magura Julie's bolt straight onto the frame/fork... so there is no in out movement? So I cannot adjust the callipers onto the disc.. how annoying is that.

http://picasaweb.google.com.au/lozza6/MyNewScott...

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