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.
139
questions
2
votes
3answers
130 views
Front brake lacks 2mm in reach. Can it be ironed out?
I have been having some trouble with my 6 years old Tektro R539 brakes, see Tektro rear brake does not stay closed and Road rim bike brakes don't open when using the release . So I am now looking ...
2
votes
1answer
203 views
Road rim bike brakes don't open when using the release
My Tektro R539 brakes do work on the road: they obey to the brake levers at squeezing and releasing times. They do not behave to the mechanism to open them (for wheel removal for instance), they do ...
3
votes
1answer
176 views
Missing bolt in my brakes, how can I find a replacement?
I was braking in a downhill, the gradient was steep so I was using both brakes mostly the rear. When suddenly the rear brake shifter went totally soft. I did a full-stop using my front brake only and ...
4
votes
1answer
163 views
How should exactly the brake cable be fixed to V-brake caliper?
Regarding the V-brake calipers, where the cable is tightened with a screw:
Should the cable go between the head of the screw and the washer (1), or should it go between the screw head and the body of ...
0
votes
0answers
26 views
Will current (2021) Campagnolo brakes have sufficient clearance for 28c tyres and mudguards?
I believe that current Campagnolo brakes don't have a quick-release mechanism on the brakes themselves, which means that unless they are paired with Campagnolo levers, it could be awkward to remove a ...
1
vote
1answer
34 views
Front V Brake squealing on Trek FX 7.4
I know this is a frequent question in this forum... To use a cliché "I've tried A, I've tried B. what do I do now?"...
I have a very persistent squealing from my front Tektro v brake, on my ...
1
vote
2answers
209 views
Chemically roughening rim braking surface to improve performance
For trial bicycles there is a technique to improve braking performance by roughening the rim surface using a grinder.
How-to video
Apparently, this technique is not widely seen outside the trials ...
8
votes
4answers
1k views
Most effective way to improve cantilever brakes
I have a Dawes Super Galaxy touring bike with cantilever brakes, and I'm a bit worried about the stopping power of the brakes when I start loading the bike up with kit to go touring. But I don't know ...
3
votes
4answers
185 views
Why dual pivot brakes, not longer brake arms?
Dual pivot brakes are marketed as having "more braking power", which in technical terms means higher mechanical advantage. Exactly the same effect can be achieved by longer brake arms (ones ...
0
votes
2answers
80 views
diamondback cobra 24 rear brakes squeal horribly what can I do to at least tone it down
diamondback cobra 24 rear brakes are squealing loudly all the time it doesn't matter if it's wet or dry and the brakes are lined up perfectly and appear to be new. The brakes are not marking the rim.
...
5
votes
3answers
481 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?
2
votes
1answer
173 views
Removing Magura HS11 rim brake (hydraulic) without quick release lever
My previous Magura HS11 hydraulic rim brakes had q/r levers, but my latest (s/h) Gazelle does not.
Which bolt do I remove to remove the brake from the fork to remove/replace the wheel and/or the brake ...
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 ...
0
votes
1answer
54 views
Using Direct Mount brakes on braze on frame
I've just purchased a frame with a single hole in the middle (of the forks and on the rear bit where the rear brakes mount), and a pair of direct mount rim brakes.
I was wondering if there was some ...
4
votes
3answers
750 views
Brake cable prevents handlebars from turning
I just got a bike off of Amazon and I'm not sure how well-assembled it is.
I can turn the handlebars about 45 degrees to the left hand side. On the right hand side, I can only turn them about 15 ...
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.
...
4
votes
1answer
107 views
Fenders which fit above rim brakes?
My bicycle is pictured below; you may notice that the front tire is wider than stock, and I'm intending on replacing the rear similarly whenever it needs to go. The challenge is, I want fenders so I ...
5
votes
2answers
863 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 ...
2
votes
5answers
793 views
What are the typical range of maximum braking friction forces?
There are many non-bike applications which benefit from using bicycle hardware. Case in point, there is a long and rich tradition of using bike parts in aviation. One particular area of interest is ...
6
votes
1answer
206 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 ...
13
votes
5answers
3k 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 ...
0
votes
1answer
419 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
317 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
93 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?
5
votes
1answer
333 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
72 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
171 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
2k 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
392 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
150 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
71 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
2answers
2k 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
3answers
34k 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
291 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
679 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
1k 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
335 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
355 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
175 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
49 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
182 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
69 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
20k 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
139 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
557 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
292 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
236 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 ...
