All Questions
12
questions
3
votes
2
answers
122
views
How to tell what service my MTB front hydraulic brakes need?
The front Shimano SLX (m7120) hydraulic disc brakes on my trail bikes have lost their mojo. It still brakes but less aggressively than a year ago. Possible causes are worn pads and air bubbles in the ...
0
votes
2
answers
1k
views
Is it normal for a rotor to move when brakes applied (hydraulic)?
I noticed a movement of braking disc when pressing rear brake and watching on rotor. It was moving about half millimeter. Is it normal for rotor to move minimally?
0
votes
2
answers
515
views
How to fix contaminated brake pads? [duplicate]
I recently spilled some brake oil on my brake pads and now they barely work, and they squeak (which I believe is normal for contaminated pads.)
6
votes
1
answer
8k
views
What do I do about a hydraulic disk brake piston that won't retract correctly?
My dual piston Shimano XT brakes are acting strange... One piston won't return to the right place, so one brake pad can be rubbing all the time, which doesn't let my wheel spin freely...
I have done ...
4
votes
2
answers
1k
views
Interoperability of hydraulic disc brakes and levers between model lines/manufacturers
My bike came with Shimano Deore XT M765 hydraulic disc brakes and Shimano Deore XT M756 hydraulic levers Dual Control units.
I wonder whether the calipers from one manufacturer can be connected to ...
4
votes
1
answer
3k
views
Max pressure of hydraulic mtb lever
i'm considering a machine build based on MTB hydraulic lever brake and I would like to know if the lever, pushed by hand, will handle 13 bars /190 PSI ?
I'm really new to this kind of measurement.
0
votes
2
answers
2k
views
Tektro brake bleed block size?
The bleed kit for my Tekro HDC 330 hydraulic brakes did not come with a bleed block. I've seen a 15mm ring spanner mentioned as a suitable alternative, but would prefer to make/buy the correct tool.
...
1
vote
1
answer
4k
views
How do I increase braking power and "touchiness" of Sram Guide RS Brakes?
I've got some Sram Guide RS disk brakes and they're very weak and not touchy at all. I prefer touchy brakes. I know the Guide RSC has the tool free contact adjustment to make them touchier. I have ...
4
votes
3
answers
27k
views
Tips for adjusting Shimano M355 hydraulic brakes
I have upgraded from cheap old front cable disks brakes and rear v-brakes to Shimano hydraulic M355's front and rear. I always adjusted my old brakes for a very tight fit (to reduce dead space between ...
2
votes
2
answers
4k
views
Broke the lid cover of my Shimano Deore combi hydraulic brake reservoir. Repair options?
Crashed.
I thought I escaped unscathed but turns out I broke the plastic lid and from a vintage bike there's no one selling the entire combi levers or just the lid itself. (in shops locally, I saw on ...
18
votes
3
answers
68k
views
do I need to change my disc if the brake pads got oil on them
In trying to change the brake pads on my mountain bike, I managed to get oil on my new pads and empty out all the brake fluid, and consequently also get some oil on the disc. I took the bike to the ...
17
votes
2
answers
8k
views
Hydraulic Disc Brakes Maintenance
I have Hayes Nine hydraulic disc brakes on my mountain bike. I have recently replaced the brake pads and after that it seems that the pads are almost touching the rotor.
How can I adjust it?
I have ...