4
votes
2answers
218 views

How do I get my hydraulic disc brakes working well again

I just bought a new bike (my first brand new one ever) a few months ago and a while ago I decided to give it a wash and after that my front hydraulic brake hasn't been working as strong as it used ...
4
votes
1answer
120 views

What do I have to know, to replace my hydraulic disc brakes with new ones?

I want to buy a new hydraulic disc brake for my old mountain bike, which already has a disc brake. As I am very far away from any bicycle shop I want to buy the parts on the internet. The shipping ...
4
votes
1answer
86 views

Disc brake maintenance

For some days now I am observing the decreasing performance of my disc brakes on my MTB. Additionally, braking is extremely loud (squeaking). I don't think I have oil or fatty substances on the discs. ...
2
votes
2answers
217 views

Should rotors have no rub at all?

I just installed a new front disk brake and the rotor rubs a bit once per rotation. If I take the rotor off and place it on flat surface, it seems totally flat but once installed I can see/hear it ...
0
votes
1answer
537 views

Hydraulic Disk brake piston not fully retracting

My front disk brake's piston doesn't fully retract. While I can ride the bike, the brake is slightly rubbing. (IE, if I just spin the wheel with my hand, it'll go around about one and a half times ...
3
votes
2answers
991 views

Will any Avid brake bleed kit work with my Promax brakes?

I need to replenish the fluid in my front brake on my Whyte Portobello (Promax Hornet disk brake) after all of the fluid leaked out through my own mistake. I'm looking at kits like this on eBay, ...
9
votes
3answers
2k views

What is the benefit of a larger disc rotor?

What real benefit does having a larger rotor give to braking performance? Additionally is my assumption correct that you callipers don't actually change in size, just the rotor and the adapter need ...
3
votes
5answers
2k views

A bike for city commute - disc brakes, bar-end shifters, tires

I'm planning on buying a bike for city commute. My commute to work is approximately 12km (7.5 miles) one way. I live in Vancouver which means: I'll be riding in rainy weather frequently. I'll be ...
12
votes
3answers
5k views

Why are single-speed bikes with disc brakes hard to find?

I've been looking around for bikes (decent frame & components), and find that hybrids do have disc brakes (hydraulic), but are never single-speed. While single-speed bikes typically have ...
5
votes
3answers
3k views

Rear hydraulic disc sticking

My 2012 Model Scott Sub 10 has recently been experiencing issues with the rear disc sticking on my daily commute and getting so bad that I have to stop, wait for it to cool and then push the disc a ...
3
votes
1answer
993 views

How do to determine if an adapter is needed for disc brakes and rotors?

I have an old older (not too old) bike that already has disc brakes, but I would like to replace them with a totally new set and new rotors. How can I determine if a given replacement (caliper and ...
13
votes
3answers
13k views

Hydraulic Vs. Mechanical disc brakes

What is the difference between hydraulic and mechanical disc brakes? Are hydraulics more reliable? Or more powerful? All I know (I'm an amateur and a new user) is that hydraulics seem to get more ...
7
votes
4answers
1k views

Would hydraulic disc brakes be easier on my hands than mechanical disc brakes?

I ride MTB in a coastal town where all roads are dirt roads with lots of uphill/downhill. Nothing extreme, I just ride to relax and enjoy the landscape. I have mechanical disc brakes and after a 2-4 ...
3
votes
3answers
1k views

could I mount a different manufacturer brand rotor to use with my brakes?

I've a tektro draco hydraulic brakes on my mtb and I would like to know if it is possible to mount a different brand rotor to use with my brakes?
1
vote
2answers
733 views

Hayes Sole Disk Brake sudden loss of pressure.

I braked hard today and felt the pressure in my disk brake drop very suddenly. Since that point the brake has not been working with no action at the calliper and little pressure in the lever but ...
1
vote
1answer
2k views

Adding disc brake to Trek 7.1 FX

I'm seeking advice on how to install disc brakes on the Trek 7.1 FX. Does the Trek 7.1 FX have the mount for installing disc brakes? Which disc brake option is better to go for, mechanical or ...
6
votes
5answers
3k views

How do I prevent my hydraulic brakes from getting pressed/damaged when the wheels are off?

When I was buying my bike, the technician in the shop told me not to press the brakes when the wheels are off (detached), otherwise the brakes will get damaged (I don't know how). I need to detach ...
1
vote
4answers
647 views

Disk brakes severely reduced in power after replacing bearings

so I am creating a few posts about bearings and wheels, (story so far): how to reassemble mountain bike rear wheel hub and bearings mountain bike freewheel hub stopped rotating I have now got the ...
6
votes
3answers
2k views

Disk brake has never worked properly from new, pads replaced - still rubbish!

I've got Shimano hydraulic disc brakes and ever since I've had the bike (from new) the front brake has never worked properly. It used to squeak really loudly and perform badly but I assumed they just ...
6
votes
2answers
847 views

What is the difference between DOT brake fluids?

I know that the two main categories are the mineral oil (Shimano, Magura) and the DOT type (Avid, Hayes). But what is the difference between the DOT 3, DOT4, DOT 5.1? Which one should I choose for ...
5
votes
1answer
3k views

How do I get rid of the noise on my Hayes Stroker Trail brakes

I recently bought a new bike that came with Hayes Stroker Trail hydraulic brakes. From day one they were squeeky and not very grippy. I wrote it off to the burn in period that most disc brakes ...
8
votes
1answer
533 views

How do I change my disc brake pads?

How do I change my disc-brake pads? How do I avoid letting the fluid out?
9
votes
2answers
6k 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 ...
16
votes
5answers
3k views

What type of brakes are best for mountain bike racing?

Disc brakes are more expensive than v-brakes, but in a heavy rain they will break down. V-Brakes are becoming harder to find, but they're much easier to maintain and don't break down as easily. What ...