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Questions tagged [brakes]

Disc/rim/drum/coaster brakes; braking technique, maintaining brakes, anything else about stopping a bike.

4
votes
3answers
96 views

Fix pushchair brake wire with balls at both ends - can my idea work?

The problem is with a Jane Trider pushchair so it's not exactly a Bicycles question, I'd love suggestions for a better place to ask this. But all the parts are like on a bike, only they are attached ...
-1
votes
0answers
40 views

Mechanical disc rotor for CUBE MTB - front wheel : Shimano 559x17-21c

Seeking advice with regards to the size of disc brakes for front wheel. Cube mountain bike. Front wheel: Shimano 559x17-21c. Disc brake: Shimano brake disc sm-rt 10 Centre Lock 160mm Could you ...
1
vote
3answers
78 views

How do I know what brake rotors to get for my bike?

In the next month or so I plan on getting the 2019 Trek Crockett 5 as a cyclocross/road bike. I will also be getting some nicer road wheels for the bike so I can swap out the wheels whenever needed. ...
6
votes
1answer
90 views

Flat mount brake caliper and rotor tolerances

So I was finishing my build today putting all pieces together on my Diverge 52 carbon frame when something come to my attention: the flat mount SRAM Red hydraulic brake calipers can barely clear the ...
0
votes
2answers
86 views

How do I adjust V-brakes that engage too abruptly

New bike and the front V-brake makes the wheel stop as soon as it is engaged. how should I adjust it to soften it up a bit. will adjusting the angle of the pad have an effect?
4
votes
1answer
427 views

Loctite and brakes

I bought a second-hand bike. It has linear pull brakes. There is a tubular mount made of steel with a male thread which screws into the rear triangle of the bike's aluminum frame. Each brake is ...
1
vote
0answers
116 views

Hydraulic disc brakes operating by themselves

When cycling up steep inclines on my mtb sometimes the rear disc brake comes on without me being anywhere near the brake lever. I can tell it's doing it as it's gradual and pedalling becomes difficult....
2
votes
1answer
74 views

What front brake caliper is compatible?

I have a fork suitable for short drop brakes and I have Shimano tourney brifters (ST-A070) with the gear cable coming out of the side of the hoods and the brake cable going under the bar tape. Which ...
3
votes
1answer
117 views

My rear brakes squeal like crazy, but not when they are wet!

I am a new cyclist in Bonn, Germany. Someone gave me a free bike that is very nice, but the rear brakes squeal like crazy, and the weird thing is that when it rains and they are wet, they don't squeal ...
2
votes
1answer
64 views

Magura HS33 brake pads strongly pressed against rim, despite adjusting screw fully open. Too thick? Wrongly installed?

I have a Magura HS33 with EVO2 mount bought some years ago. I replaced my Magura HS33 brake pads. I have turned the brake lever adjusting screw as far open as it gets, but the brake pads are too far ...
5
votes
1answer
379 views

How to install pre bled brakes with internally routed frame

I have a 2017 Salsa Mukluk with an internally routed rear brake. I bought Shimano XT hydraulic brakes to replace the low end mechanicals that came on the bike. My problem is that the brakes came pre-...
0
votes
1answer
112 views

Hydraulic disc brakes stuck on new bike

I pulled the lever on a brand new hydraulic disc brake and the brake won't release. What's up ? The wheel was never removed and a brand new bike.
1
vote
1answer
116 views

What is causing my disc brakes to loosen when it rains?

I have Tektro Aquila disc brakes, and I have recently noticed that the brakes need tightening every time it rains. I don't see mention of this model in Are there any major outstanding recalls of ...
1
vote
2answers
72 views

Easy mounting brake calliper on a Lefty

So I have this second hand Canondale lefty MTB which I love very much. Rode it around home in the woods, but now I visit more and more events and I need to transport my bike by car to the event. ...
1
vote
0answers
34 views

Hayes Sole Disk Brakes, adjusters stiff/seized?

Second hand bike, my first time encountering Hayes Sole brake calipers. My brakes front and back have gone a bit weak so I wanted to tighten them up a bit. Each side of caliper has an allen key ...
-1
votes
2answers
90 views

Rear wheel is not locking when I am braking

So when I put my rear brake on my wheel doesn’t fully stop (skid) and I can keep on pedalling when I have got it full on. And then the same happens with my front brake, I can have both of them ...
2
votes
1answer
75 views

Hydraulic disc brake too loose

I recently replaced my brake pads on a Tektro M285 Hydraulic Disc. After replacing them I pumped the levers so it would go back into place but after a bit of pumping, I noticed that it only adjusted ...
3
votes
1answer
78 views

Jitter/Sticks on Coaster Brake Hub Wheel

I am having a major problem trying to get my Coaster Brake Hub reassembled properly... I've tried with 2 separate wheels, different components and all. Here's a video of the problem: ...
28
votes
7answers
10k views

What is best for your brakes when stopping at the bottom of the hill?

You are at the top of a hill and want to stop at the bottom. What is best for your brakes so you don't wear them down: brake continuously; or brake when you reach the bottom?
-1
votes
1answer
41 views

Disc brakes 29 inch bike [duplicate]

I have a 2018 se big flyer and it has regular v brakes i was wondering if I could upgrade to disc brakes in front and back. I have look other places but no has anything to convert it.
8
votes
3answers
489 views

Is it ok for a kid's bike to only have a front brake?

My wife picked a bike (with trainer wheels) for my 3yo son. It only has a front brake. Having gone over the handlebars once when I was just using the front brake, I'm a bit worried about this. Should ...
1
vote
2answers
56 views

Could I have the brakes changed?

I have a Flying Cat brand electric bike. It is the Style City model. Currently it has V-Brake SHIMANO AV/AR. Full details of the bike are here: http://www.flying-cat.fr/velo-ville-electrique-style-...
13
votes
6answers
3k views

6-bolt vs centre-lock: pros and cons?

I am having a new set of wheels built, and am trying to decide on whether to go with 6-bolt or centre-lock rotor interface. What are the pros and cons of the two systems?
1
vote
1answer
107 views

Upgrading from TRP to Shimano disc brakes

My wife purchased an Ultegra 8020 groupset for my birthday present. Unfortunately the brake calipers do not line up with the mounts on the frame, fork is 74mm, frame is 51mm. Are there adapters so I ...
-1
votes
1answer
459 views

Can I go from post mount to flat mount disc brakes

I have post mount TRP Spyre calipers, how can I upgrade to flat mount Ultegra calipers? are there adapters available? I've only seen adapters for flat to post.
4
votes
1answer
129 views

Can't get the front brakes to stop these style bikes

I started working for a company assembling bikes and I get paid by the piece which is usually fine till I get to this one bike. The front brakes just never hold no mater how tight I get them. Is it ...
3
votes
1answer
83 views

Replacing/Upgrading brakes on ‘80s Peugeot road bike

I have a Peugeot road bike that I commute on every day. I’m not sure of the exact model, but from some digging around online I believe it is a 1986 or so. It has single pivot side-pull brakes, Shimano ...
2
votes
2answers
121 views

Should internal brake cables use ferrules at the entry point to the frame?

I recently got a titanium frame with internal cabling. The holes where the brake housing enters the frame are just big enough to fit a ferrule. Should I use ferrules or is it OK for the cable housing ...
2
votes
1answer
57 views

IS mount facing?

I am currently trying to convert my bike to disc brakes. The internet advises to face the IS mount on the frame, because it is coated with paint. Usually this would be no problem, because the actual ...
0
votes
1answer
43 views

Bike brake bleed question

so after bleeding my Tektro mineral oil brakes, the brakes appear to no longer be functional. when I depress the lever until it touches the handle bars. I am still able to spin the wheel. I think it ...
0
votes
2answers
103 views

Disc brake performance fluid

I own a mountain bike with mechanical disc brakes that seriously lack stopping power. I've tried tweaking things and replacing pads but always fell short on performance. I ride more on the road but ...
4
votes
1answer
122 views

Side pull rear brake is weaker after changing the cable

I bought an old city bike (and I think I overpaid for it) and after a couple of weeks both front and rear brake cables snapped the same day. It has side pull brakes. I changed both of the cables, but ...
2
votes
1answer
50 views

How to create tension in old upright handle bar levers / U brakes?

I have an old bike with a front brake "Weinmann Symmetric". It was not working very good as it stood in a garage for 20 years. I bought a new cable and new brake pads. I tried to pull as much as ...
0
votes
2answers
101 views

Disc brakes don't work at all

I recently purchased a brand new mountain bike with disc brakes. It's only been a few months of riding and the brakes have stopped working to the extent that I can still ride (with effort) while fully ...
3
votes
1answer
88 views

Which rotors and do I need lock rings

I'm upgrading wheels on a cross bike. My new wheels are centerlock disc whereas current ones are iso 6-bolt, so I have to buy some new centerlock rotors. I'm confused about the lock rings. Shimano ...
2
votes
2answers
601 views

Hydraulic disk brakes vs hydraulic rim brakes

I am considering buying a new bike and have two models in mind. One features hydraulic rim brakes from Magura and the other has hydraulic disk brakes. Despite searching on the Internet and asking bike ...
4
votes
5answers
167 views

How to prevent brake quick release from opening on rough roads?

On rough roads or when there is a lot of vibration, the quick release on my front brake will sometimes pop open. Is there a way to prevent this from happening? If it helps, the bike is a 1995 Trek ...
1
vote
4answers
148 views

Lever pulsates while braking

I installed a new front float rotor, the ones that you can get from AliExpress. I have Deore XT brakes. While using the front brake the lever moves back and forth while pulling it. I inspected ...
3
votes
1answer
350 views

Are disc brake post mount adapters compatible for both front and rear?

Post mount (PM) is a standard of brake mounts. Adapters are used to suit larger rotors. When I go to a shop, I see that apparently there are versions labelled as front or rear specific. On the other ...
4
votes
1answer
217 views

Are these extra holes on the frame for disc brakes?

My mtb (SERIOUS Rockville), which currently has rim brakes, has these holes at the back of the frame and I am trying to understand their use. Are these for disc brakes? Are these for disc brake ...
1
vote
0answers
33 views

Can I combine two pm break mount adapter?

I think about upgrade my shimano rear brake disc from 180 to 203 mm. The mount system is a pm 160 direct, meaning I currently already have a pm 180mm adapter. Weirdly, I couldn't find an adapter for ...
0
votes
0answers
80 views

Why aren't there mechanical energy recovery brakes?

As opposed to electric regenerative brakes on eBikes or flywheel KERS (flywheel = lots of weight) Why is a mechanical solution not feasible? For example: Pull brake lever Clutch on rear wheel ...
0
votes
2answers
97 views

Rear disk brakes stopped working in Trek DS 2

I have recently bought my first disk brake bike and after having the first ride, I noticed a slight rear disk brake rubbing noise. So, next day I decided to have a look and reposition the brake. Since,...
1
vote
1answer
55 views

1970's Gitane Gypsy: Brakes and types I can Use Shimano: ULTEGRA R8000

I want an updated brake system for Gitane Gypsy (1970's frame). Some braking types have descriptions that indicate "short reach caliper', which, is eponymous with its name I’m sure, however, I want to ...
9
votes
4answers
540 views

How to decelerate during long downhill rides and avoid brake glazing

I mostly ride touristic style, and its not uncommon descents of few hundred meters or even 1000 meters (vertically, usually average gradient is around 5-10%). What's the best technique to brake to ...
2
votes
1answer
146 views

Coaster brake heat management and lubrication

I've heard that coaster brakes can reach high temperatures, so it desirable to use grease designed for high temperature applications. My questions are: Would a grease labeled max 220 °C be good ...
1
vote
1answer
145 views

Giant Defy 2018 front brake cable routing problem

I have a feeling that there is something very obvious I am missing. Just got my Giant Defy Advanced 2. Fitted the front wheel and found the way the front brake cable is routed means it is in the ...
3
votes
1answer
165 views

Brake cable end anchor, which metal?

Does anyone know from which material these brake cable end caps (anchors) are made out? Is it lead, some galvanized metal or something else?
4
votes
4answers
1k views

What tools do I absolutely need to replace brake cables?

I'm happy with the job I did replacing the drivetrain on my road bike, and I'm ready to tackle replacing the brake cables. Unfortunately, I did a little research and it's been suggested that I need a ...
0
votes
1answer
6k views

Shimano Hydraulic Disc Brakes vs Tektro Hydraulic Disc Brakes [closed]

My current bike has this brake set: "Tektro HD-M285 post mount hydraulic disc brakes with 160mm 6-bolt rotors and Tektro levers." I have read many places online that people prefer "Shimano M315, ...