Questions tagged [rim-brake]

Questions referring to the braking system in which pressure is applied to a track on the rim of the bike tire.

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54
votes
18answers
56k views

What is the practical advantage of disk brakes over rim brakes?

Disk brakes are becomming more popular on bikes now, and I was just wondering what the advantage is of this type of brake over the older rim brakes.
43
votes
6answers
70k views

How do I make my rim brakes stop squealing?

My rear rim brakes are squeaking loudly. I don't know what the problem is, but I am sure it has nothing to do with rain because it happens all the time even if it is dry. Anybody have an idea what ...
28
votes
6answers
125k views

Direct Pull (V-Brake) vs. Center Pull Cantilevers (pros and cons)

I am looking around for an old mountain bike to ride this winter (and this summer when it is wet). I was just browsing around and was curious what the difference was between Direct pull brakes: ...
21
votes
3answers
146k views

How do I stop my rim brakes making a squeaking/squealing sound?

I bought a Schwinn Frontier Sport few months ago and started riding happily. After a few weeks my front rim brakes started creaking. It's so annoying in public places. My rear brake doesn't produce ...
21
votes
2answers
242k views

Converting bike from rim brakes to disc brakes

I just bought a used 2009 Kona Dew and it comes with regular rim brakes. I'm perfectly happy with them so far, but have been wondering if disc brakes would come handy when it rains. What is involved ...
20
votes
2answers
3k views

Is this rim still safe to use?

I bought it this way without the seller noting the issue, so experience from riding with these is zero. Rims are Ritchey Girder OCRs. The crack is pretty small, but noticeable, and I will be running ...
17
votes
4answers
2k views

Is disk brake effectiveness mitigated by tyres losing traction under strong braking?

So I understand that disk brakes are superior to rim brakes and this leads to faster stopping particularly in wet weather. I have wondered though, in wet conditions when you wish to stop as fast as ...
13
votes
5answers
2k views

How to clean rim brake track efficiently?

What are the most efficient and effective ways to clean brake tracks on rims? It is generally understood that rim brakes work better and pads last longer on clean brake tracks. Dirt on brake tracks ...
13
votes
5answers
37k views

V-brake arm not returning to “open” position

I have a folding bike with v-brakes and I noticed that when I pull on the rear brake lever, one arm of the v-brake doesn't go back to its original position. I tried adjusting the screws but it still ...
13
votes
1answer
2k views

What's the purpose of the channel in the brake track of this rim?

What's the channel in the brake track of this rim for? (I think it's in the brake track, anyway, and that the brake pad would cover it.) I would have thought it better to have an unchanneled surface ...
12
votes
3answers
2k views

Why replace brake cartridge when grooves wear off

Many websites recommend replacing rim brake cartridges (pads) when the grooves on them have worn off. Why would this be reasonable, other than for the hypothetical reasons listed below? I am looking ...
12
votes
2answers
8k views

Why are there metal shavings in my brake pads?

I have several brake pads on my cantilever brakes that have several small metal shavings embedded in the pad. Is this normal? What should I do about it?
11
votes
4answers
16k views

How do I get my brakes to stop squealing [duplicate]

I've tried sanding them down just a bit, cleaning the brake surface on the wheels, and this does stop them from squealing for a day or two, but it always comes back. I'm using Kool-stop pads if it ...
11
votes
3answers
1k views

Why are Disc Brakes better in the Rain?

It is generally accepted that disc brakes will offer better performance in the rain on a road bike. But from reading many articles on the topic of disc vs rim brakes, I have yet to find any ...
11
votes
2answers
5k views

Is it possible to control two brakes from a single lever?

Up until the start of the year, I was a keen road cyclist, I even dabbled a bit on here amongst the experts, but unfortunately in February I suffered a stroke. I am gradually starting to pick things ...
11
votes
1answer
2k views

Plastic rims and brake pads

I have a pair of 16" plastic wheels on a scooter-bike that is slowly being refurbished. The brakes have been tweaked to remove slop, and I have fitted new cables and brake levers. The brake blocks ...
10
votes
3answers
17k views

Is it possible to mount a disk brake hub to a rim-brake rim?

Suppose I have a disk-compatible hub and frame, but want build a wheel based around a very specific touring rim, which is labelled as being for rim brakes. My understanding is that you cannot attach ...
10
votes
1answer
2k views

Uneven wear of brake pads

Yesterday I checked my brake pads and noticed that the wear is uneven: much more on the left side, much less on the right side (both front and rear wheel). This is how they look: The left ones have ...
9
votes
3answers
4k views

Do aluminum rims provide better braking than steel ones when wet?

When I upgraded the brakes on my bicycle recently, the shop asked if I wanted to also switch from my (chromed) steel rims to aluminum rims, saying the aluminum rims would provide better braking power. ...
9
votes
1answer
4k views

Best downhill braking method to avoid overheated rims?

I recently had one of my rims get really hot on a downhill. I had a problem with my front brake, and I had to use my rear brake only... I did short, hard stabs instead of lightly dragging it. I ...
8
votes
2answers
5k views

What is the purpose of the 'tire guide' screws on shimano brakes

On Shimano Ultegra and Dura-ace brake calipers there are round-head slot screws in the lower section of the brake pad holder. In the BR-6600 spare parts catalogues they are labeled as 'tire guide' (...
7
votes
7answers
7k views

Why do my brakes squeak? Do I have an incorrect distance between brake pads and rims?

My brakes were working normally until I adjust them today. I thought the brake pads were too close to the rims so I increase the distance a bit. Now every time I brake, they make horrible squeaking ...
7
votes
2answers
4k views

Re-painting Rims

Over time, the paint on the rims of a wheel has slowly been eaten by a set of brake pads. How do I strip left over paint? What type of paint should be used? How can I ensure the new paintjob will ...
7
votes
5answers
8k views

Effectiveness of techniques to improve the performance of rim brakes

My bike does not perform badly at the moment, however browsing this site has lead me to wonder whether the performance of the brakes (the front one in particular) could be improved by various means ...
7
votes
1answer
11k views

Is there a wheel which can use both disc brakes and rim brakes?

Could I buy such a wheel, or would I just have to build it? I've heard disc-wheels won't take the punishment from normal brakes. Edit: I want to get new wheels, and I want to be able to swap them ...
7
votes
2answers
2k views

Will any Shimano V brake fit any v brake lever and any v brake bike?

I need to replace the V brake on this bike: It uses Shimano EZ FIRE 40 brake levers, and has Shimano V brakes installed (Tektro TK837). Can I replace these V brakes with any other V brakes available ...
7
votes
1answer
2k views

What brand / model of brake is this modified U-brake?

I have been searching for a while, and I cannot find any information on my rear u-brake. It has served me well for many years (10+), and has a surprising amount of force. It's stronger than any ...
7
votes
1answer
10k views

Fixing damage to brake rim surface

somehow the alloy braking surface of my rear wheel's rim has got a series of quite shallow lacerations, less than a mil' deep bunched quite closely together (the effected area is no more than 1/8 of ...
7
votes
1answer
5k views

V-brake seems asymmetrical

I'm not a big expert, so forgive me if I use some terms wrong (especially because I'm not a native English speaker). I have a MTB with V-brakes. I wanted to tune the rear brake because it looked ...
6
votes
1answer
1k views

two grooves in wheel rim

Schwinn midtown bicycle, when replacing brakes I see the wheel has many grooves as shown in picture. I do not remember how it was before. Is this condition normal for the wheel rim? Photo of the old ...
6
votes
2answers
17k views

Can I convert a rim brake wheel to a disc brake wheel?

I recently bought some Roval SLX 24's from eBay. I made a pretty silly error and didn't check whether they were rim or disc brakes. I need them to be disc brakes. Should they be rim brakes, will ...
6
votes
3answers
1k views

Magura rim brake does not work well on a new rim

I have a bike with 20inch wheels and Magura HS11 rim brakes. On the rear wheel I have just replaced the rim, because the old one had split after many thousand kilometres. The new rim is an Alex DM24 ...
6
votes
1answer
287 views

How to prevent loose brake cables with a single pivot side-pull mechanism?

I recently bought a second hand bike and am now tweaking it to my liking. The bike has single pivot side-pull brakes, but it has a straight steering bar with regular brake levers (very similar, if not ...
6
votes
3answers
12k views

Can I run rim brakes on a disc rim?

I'm trying to buy a front wheel which will work with both disc and rim brakes so that I can use it on my cross bike (with rim brakes) and my mountain bike (with disc brakes) with a dynamo hub to power ...
6
votes
3answers
12k views

Brake Cable Ends - Barrel and Pear Nipples

I can easily find images of these different nipples on Google, and as far as I can tell pear nipples are used on road bikes (in general) and barrel nipples are used on MTBs (in general). Barrel ...
6
votes
1answer
1k views

Changing Magura HS33 rim brake pads

My brake pads have worn to the point where the lever can no longer apply full pressure, and there isn't much pad protruding beyond the pad mounting. So they need replacing and I want to do it myself ...
6
votes
1answer
574 views

How to assemble '70s-era center-pull brake

I've (supposedly) got a 1976 Motobecane Le Champion with what appears to be the original center-pull rim brakes, which unforunately are not in one piece and need to be re-assembled: As you can see in ...
6
votes
2answers
3k views

Have replaced v-brakes and they still squeak. What to do?

I think I've read every post here about V-brake squeal, as well as the popular ones on the Sheldon Brown site, the Park Tools guide and so forth - but I seem to have a brake squeal that just won't ...
6
votes
1answer
153 views

Tool/proceedure to remove Shimano direct mount rim brake bearings (Ultegra in this case)

Looking for some advice on what tool I need/the process to remove the pivot bearings from the Shimano Ultegra direct mount rim brakes. It looks like I'll need a hook wrench(?) to get at the rear ...
6
votes
3answers
3k views

Why would my rear brake pads wear faster than front?

It has already been established that most of braking power comes from front brake. Now, several times that I have been replacing brake pads on my commuter cyclocross bike I have noticed that rear pads ...
5
votes
5answers
2k views

Stopping power of mountain vs road bike

I have recently been restoring a Btwin Triban-500 road bike, given to me from a friend who had let it sit around for a few years. I've rebuilt the bike sparing no expense, new inner tubes, cables, ...
5
votes
2answers
1k views

Did my 2015 rim have wear indicators on the brake surface?

Should I expect an alloy rim from around 2015 to have had wear indicators, because it doesn't now? I assume a decent manufacturer, and a rim that's neither the cheapest nor high-end and super-light. ...
5
votes
1answer
1k views

Strange cable mount

This morning I was following another cyclist in the traffic. He had a road bike with v-brakes. And the brake had a strange cable mount, and I can not realize what is this and what it is for. Had no ...
5
votes
2answers
856 views

Why does my front brake cable push out of my brake lever?

Why is my front brake cable getting pushed out of my brake lever? Is a component of the lever itself broken? Crashed into a pole the other day, busted the front brake. Brand new to both riding and ...
5
votes
3answers
284 views

Can I combine SRAM Rival 22 Levers and Shimano 105 Rim Brakes?

As the title asks, is it possible to combine SRAM Rival 22 levers (for mechanical rim brakes, of course) with Shimano 105 rim brakes?
5
votes
4answers
278 views

Flying Pigeon brake pads - change or not

I bought a Flying Pigeon 2 weeks back and am having a lot of fun here in Singapore. The bike was kept in a pretty good condition by the seller although he used it exclusively for photo ops. This meant ...
5
votes
3answers
808 views

Switching the position of brake levers for a bike ordered from another country

I purchased a bike from Germany and I noticed the front brake lever is on the left and the back brake level is on the right. I'm from the UK, and all the bikes I've ever ridden have had a setup that's ...
5
votes
1answer
3k views

Are there v-brakes with long reach between the fork boss and the pad?

I'm planning to upgrade my rims from 305mm to 349mm. However, it seems that most v-brakes have a max distance of 1" from the fork boss to the center of the pad. Are there v-brakes that have a reach of ...
5
votes
1answer
233 views

How to make sure that the brake cable anchor bolt properly holds the cable?

I am referring to the bolt, in the V-brake, that holds the cable on the opposite side of the noodle (as in this question). Yesterday I loosened that bolt to take the wheel off (I learned later that ...
5
votes
2answers
3k views

Can I use V brake levers for U brakes (side pull calipers)?

I accidently bought a V brake set instead of U brake set (side pull calipers) for an old bike I'm fixing. I really like the levers and would like to keep them. These are the levers I've bought: XLC ...