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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12
votes
5answers
1k 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 ...
1
vote
1answer
94 views

What is the mechanical advantage of mechanical rim brakes and levers?

I understand that the amount of hand force required for a given braking force depends on the mechanical advantage of the braking system, which in turn is a multiplication of the mechanical advantage ...
5
votes
4answers
210 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 ...
4
votes
1answer
60 views

Can I fit a front rim brake to Vanmoof VM3?

I have a Vanmoof VM3 bike that has a coaster rear brake and I want to add a rim brake. What size should I get or do you know one that is compatible to this bike?
4
votes
1answer
98 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 ...
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 ...
3
votes
1answer
63 views

Why does my brake housing keep breaking

Okay so i have standard "Bmx U" brakes. I've noticed the inner housing is passing the little stopper that is on the housing. (They were all new housings and this is my second housing this ...
1
vote
1answer
43 views

Bleed port diameter on Magura HS 11 rim brakes?

Although the bike is barely six months old and the brake pads are very far from worn, I find the HS11 brakes a bit soft/spongy: I like the brakes to work with a short run. Tightening the adjustment ...
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 ...
1
vote
2answers
137 views

How to adjust rear brakes on this bicycle?

Background Because I just cannot ask a question without a textwall of unnecessary context. This is my old bike. It's somewhere between 20 and 25 years old; the last 15 of which were spent on my ...
2
votes
2answers
136 views

Changing my All City Mr. Pink to disc brakes [duplicate]

Interested in changing to disc brakes on my bike. I hear they're a lot better, although I am rather new to this sport and this (Mr. Pink) is my first road bike. Any insight on the process of switching ...
0
votes
2answers
64 views

Can I convert the brakes from rim to disc [duplicate]

I have a 1990s vertik 2 it's the mountain bike one and I am wondering if I could convert the rim brakes to disc brakes if so what are good budget options
2
votes
1answer
242 views

Shimano GRX groupset with mechanical brakes for CX/Gravel

I'm going to upgrade my cyclocross bike with new 1x11 dedicated components. Currently bike has old 105 5700 groupset and cantilever brakes. Those mechanical brakes are the main problem - I don't want ...
2
votes
2answers
11k views

Can I convert rim brake to disc brake on road bike?

I have a Giant propel advanced 2 (2017) road bike, 105 groupset, rim brakes. I would like to buy a set of deep section racing wheels and unsure if disc brakes are an option or not. Is it possible to ...
4
votes
1answer
174 views

What is this plastic part on caliper brakes called?

What is this plastic part called and is it possible to get a replacement? It's commonly found on Shimano caliper brakes. I have a pair of brakes where one is missing both of these plastic bits and as ...
1
vote
3answers
459 views

What is the purpose of an insert pin for Magura brake hoses?

I just upgraded my broken Magura HS11 brake lever assembly to a HS33R. The new HS33R was packaged with a sleeve nut and an olive, which I used to connect the brake hose to the brake lever assembly. ...
5
votes
3answers
441 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 ...
1
vote
2answers
241 views

Using “disk-only” rim (proper sidewalls) with rim brakes

I have an unneeded disk wheel. The rim is "disk-only", but it has sidewalls just as though it was for rim brakes. The sidewalls are painted though and not machined. (I even suspect it's some older ...
1
vote
1answer
199 views

New hydraulic disc brake has less stopping power than old rim brake—why?

Recently, I upgraded to a Rockrider 540 bicycle. My previous bicycle (a similar but simpler model) had rim brakes, this one has hydraulic disc brakes. On the new bicycle, the stopping power of the ...
4
votes
2answers
142 views

Is it possible to combine rod brakes with a coaster brake?

I'm restoring an old roadster bicycle with Westwood rims. I love how it looks but the braking is horrible, especially because I live in an area with a lot of downhills. I don't want to add cable ...
0
votes
1answer
47 views

Does the nukeproof horizon mtb rim have a brake track?

Does the nukeproof horizon mtb rim have a brake track? Can I use rim brakes with it? https://www.chainreactioncycles.com/nukeproof-horizon-mtb-rim/rp-prod161912
2
votes
1answer
109 views

Rims with replaceable braking surface?

Despite the movement to disc brakes in these days (even in the road cycling world), many still use rim brakes. Heck, even I still see rim brakes on our fellow MTB riders here at my place. What I'm ...
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 ...
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, ...
1
vote
0answers
65 views

V brake collects metal fragments [duplicate]

My V brake makes grinding sounds when pulled. I've checked, and it keeps collecting metal fragments, presumably from the rim. The pads are weeks old, the rim was replaced a year ago. What can cause ...
6
votes
2answers
12k 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 ...
1
vote
1answer
131 views

What type of lever of a hydraulic rim brake is this?

What is the manufacturer and the model of this brake lever of a hydraulic rim brake? I am puzzled because it's connected to a Magura hydraulic rim brake caliper, and there is a 11 on it - so I always ...
0
votes
1answer
374 views

Zipp Showstopper Brake Surface

Has anyone else noted a drastic reduction in braking performance with Zipp's NSW Showstopper braking system as they age? Right now the dry stopping isn't great, but wet stopping is practically ...
1
vote
2answers
224 views

Rim brakes out of alignment and are unfixable

I have a persisting issue where the caliper rim brakes which contact the metal part of the rim are too high and instead rub against the tyre on my front wheel. Previously, this issue persisted when I ...
3
votes
2answers
191 views

Alternative for campagnolo rim brake release

I bought a used road bike for a great price, it came with a shimano 105 groupset, but the brake it's a Campagnolo centaur. It's a wonderful brake, but every time when I need to remove the wheel it's ...
2
votes
1answer
885 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 ...
2
votes
1answer
303 views

Will dual pivot caliper brakes work on cantilever fork?

I have 26” tokyobike(used to be 650c) with tektro r369 which are long reach dual pivot caliper brakes. I want to change the fork so I can put wider tyres. Will the 26” mtb cantilever fork work with ...
5
votes
2answers
2k 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 ...
4
votes
1answer
148 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
2answers
6k 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
4answers
325 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
3answers
482 views

Reduced braking force in V brakes

I have a foldie which has always had bad/weak rear brakes, which keep getting worse. To preempt the response that they are expected to be weaker than front brake, this isnt a question about weight ...
1
vote
1answer
80 views

How to fasten main cable to BR-CT91 (Shimano Altus) brake?

Basic question, but it isn't addressed in instruction manual that came with the brake. In picture, (from left to right), there is the brake, a bracket, a rubber washer and a nut. Where do I a ...
6
votes
1answer
9k 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 ...
2
votes
1answer
1k views

RIm brakes squealing in wet conditions

I have rim brakes on my fairly new bike which I ride to work every day. An issue I have with this bike is that the front rim brake starts squealing as soon as the conditions are slightly wet. There is ...
4
votes
1answer
594 views

V Brake Arm Stuck on Post

I picked up a frame a week ago and the guy said that he had it for about a year or so. And he told me that both brake arms were stuck on the brake post. But I tried so many ways to pop these suckers ...
4
votes
3answers
3k views

V-brakes too weak

I bought a used bicycle that has v-brakes installed (I'm not sure they were there initially; maybe the previous owner replaced the brakes). Even after replacing the pads, I have a problem with them &...
1
vote
1answer
4k views

Brake Lever Not Fully Retracting

I've noticed a problem with the brake lever corresponding to the rear brake for a cheapo kids bike i'm working on. After squeezing the brake lever it won't full return to its resting place. This was ...
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 ...
2
votes
2answers
822 views

Should V brakes be able to lock the front wheel?

I recently bought a folding electric bike for commuting by train, and braking has been a constant pain. The shop has adjusted them most weeks, I've never had a bike need this much adjusting, but they ...
3
votes
1answer
313 views

Microshift levers with Ultegra brakes

I have a 2012 Felt F95 (as shown at: http://www.wiggle.co.uk/felt-f95-2012/) and I wanted to upgrade the brakes to Shimano Ultegras. I was wondering if these are compatible together.
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 ...
1
vote
1answer
553 views

BR505 disc vs Ultegra 6800 caliper

I'm looking to get a built bike with either Shimano BR505 disc brakes or Ultegra 6800 caliper brakes. The bikes I'm looking at basically have the same frame and components. They both have the same ...
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 ...
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 ...