Skip to main content

Questions tagged [brakes]

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

Filter by
Sorted by
Tagged with
7 votes
4 answers
4k views

Why is my bike clunky, and what is this loose string?

I have a black sport trail all terrain Rockrider that I bought from Walmart for around 150 dollars. All was well for a few months, until I noticed a loud clunky sound with my pedals that made it hard ...
Muzzldmongrel's user avatar
6 votes
1 answer
173 views

Replacement for "Weinmann Symetric"

Can I replace these "Weinmann Symetric" brakes on my city bike with something modern? The rim width is ~25mm. I have only found similar brakes online for road bikes, which do not fit the rim ...
Stücke's user avatar
  • 1,508
3 votes
1 answer
392 views

What's this nugget called in these tektro drop levers?

Inside of this hole there used to be a cylindrical stopper or drift that was used to set the lever pull distance. It dropped out of this on a ride at some point and I can't find it. Since I don't know ...
AdamO's user avatar
  • 387
0 votes
2 answers
109 views

How to upgrade Scale 930 to reduce weight and gain speed?

I need to upgrade Scott Scale 930 (2022) with the following properties: fork: FOX 32 Float Rhythm Grip 3 (100mm travel) bottom bracket: Shimano BB-MT500 / shell 41x92mm rear derailleur: Shimano XT RD-...
Politechniczny's user avatar
0 votes
0 answers
90 views

How do you put a usable brake on a bike trailer?

How are you able to brake when on a bike trailer? I am making a bike trailer and need some tips on how to make it.
timmy's user avatar
  • 9
3 votes
1 answer
122 views

Why do brake cables come out of barrel adjuster when they are loose?

My brake cable got unattached from the pinch bolt and came loose. I then noticed that at the other end the cable housing was not inside the barrel adjuster anymore. I thought something broke at the ...
gtz's user avatar
  • 31
1 vote
1 answer
69 views

Brake problems (need adjustment too often)

I've been having problems with my bicycle brakes for not a short time and I've been having it with a couple different bikes. The brakes get loose after 1-2 weeks. I deliver with my bike so I use it 50-...
Artin's user avatar
  • 11
7 votes
1 answer
437 views

How can I keep my brakes centered?

If I move the brake device by hand, I can get it centered. However, after riding a bit I guess the bumps of the road shift it either to the right or left, causing either the right or left brake pad to ...
John's user avatar
  • 227
3 votes
2 answers
81 views

Should front brakes have this much give?

https://photos.app.goo.gl/uQdrppNmAwJsiyHk9 I never paid attention to how much give the brakes had when the bike was new. The video shows the brakes clamped down onto the tire, and as I rock the bike ...
John's user avatar
  • 227
6 votes
0 answers
60 views

What is forward drag on a coaster brake

I have a single-gear coaster brake bicycle that needed fixing. I would have to pedal real hard to get it to go and backpedal a block in advance for bike to stop. Very spongy brakes. Well I took brake ...
Alison's user avatar
  • 1,215
1 vote
2 answers
51 views

Which brake levers and brake calipers to replace Sram s-series HRD700 (postmount)?

I own a Giant TCX SLR 1 from 2014, with Sram s-series HRD700 brakes (post mount right?) and 10 speed sram force transmission. Discs are 140mm rear and 160mm front. My brakes are completly gone and I ...
Petitek's user avatar
  • 13
0 votes
1 answer
55 views

v brake + adapter vs mini v

I am interested in Paul Components Motolite or Minimoto (or Box Components’ One offerings). I want the best rim braking performance on cantilever posts to go with my TRP RRL levers I know there’s v ...
ewilliam's user avatar
4 votes
1 answer
671 views

Is this slight movement of Cantilever brake arms intentional?

There is some slight movement of my canti brake arms on the brake bosses when the lever is pulled. It's pretty minimal but I'd be interested if if this is intended and whether it might cause any ...
user430's user avatar
  • 733
5 votes
5 answers
416 views

Comparing hub/disk brake vs rim brake. Power, reaction, and skidding

I'm not a bike enthusiast but I've commuted quite a lot with bikes. I don't always understand the physics but believe I can extract well what happens per experience. I could be mistaken though. I've ...
Alex Sarafian's user avatar
2 votes
1 answer
66 views

Sram/Avid brake hose compatiblity

I have Sram Rival AXS which I want to transfer from one bike to another. Unfortunately the new bike is bigger (M -> XL) so new brake hose is required. SRAM recommends SRAM Brake Hose Kit - Double ...
sramandavid's user avatar
1 vote
1 answer
96 views

Front hydraulic brake lever dislodged

This is a brand new mountain bike for kids with hydraulic brakes. The bike fell on its side and when we picked it up, the brake handle got caught by a branch. With a little effort, we were able to ...
macxpat's user avatar
  • 13
6 votes
2 answers
178 views

How to temporarily plug hydraulic brake hoses to route them through frame without leaking fluid

Is there a way to temporarily plug and seal hydraulic disc brake hoses as well as hydraulic dropper post hoses, before installing them or removing them from a frame? The idea is to keep things tidy ...
North Krimsly's user avatar
4 votes
2 answers
641 views

Disc Brakes disengage when braking, why does this happen?

I have a fairly heavy e-bike and I'm a fairly heavy rider. My bike has mechanical disc brakes, and around 5 months ago I was having an issue where the brakes became useless, as in when I applied them ...
John Tracey's user avatar
1 vote
1 answer
80 views

In what order do the washers go on smooth post cantilever brakes

I have a Specialized Rockhopper that is missing the brakes. It has cantilever brakes smooth post. I have the parts but don't know what order the washers go in. Does the concave part go against the ...
Alison's user avatar
  • 1,215
0 votes
1 answer
39 views

Replacing pivot bolt on Shimano Sora caliper brakes

first time posting. I've lurked for years and have found answers to a ton of questions, but can't seem to find a discussion on one specific thing. I have a 1980s Peugeot Elan—I believe from scouring ...
johnamble's user avatar
2 votes
1 answer
117 views

Which brake arms of Shimano XTR M900 go in front?

The Shimano XTR BR-M900 Cantilever brake arms come in two different lengths. Which go in front, the long ones with the stamped "F" or the shorter ones?
user430's user avatar
  • 733
2 votes
2 answers
129 views

Standard oil grease as Shimano Roller Brake grease short-term replacement

I am currently in the process of cleaning up the rear axle from dirt and excessive grease, legacy of the previous owner. I will be replacing a ball bearing and few other small components, but would ...
CasseroleBoi's user avatar
6 votes
5 answers
5k views

Is there any advantage to using brakes the UK style?

For a moment forget about the current downsides of preferring UK brakes living in a non-UK marketplace: Hard to test ride bikes in stores Rental bikes won't be set up that way Some frames might not ...
bitmaker's user avatar
  • 138
4 votes
3 answers
1k views

How to find out about my 1970's JC Penny 3 speed bicycle?

I recently got a 1970s jcpenney Lightweight 3 Speed bicycle but it doesn't have a brake on it whatsoever. I cannot find the specs or any information about this bike. Does anyone know where I could ...
Alison's user avatar
  • 1,215
0 votes
1 answer
65 views

Brake sensor wire

I have an electric bike, and I am looking for an electric wire that is attached to the brake lever. how can I get it? regards. Hussein Talib.
Hussein Ali's user avatar
1 vote
1 answer
122 views

U-brake conversion from up pull to side pull (like bmx front brake)

I have an old steel Belgian bike from the 80s (I believe) which I am trying to restore to make it my daily commuter. I have to replace many things and every time I encounter that the bike is far away ...
Jaboto's user avatar
  • 11
2 votes
2 answers
172 views

Fork V-Brakes won't come out

I can't remove these v brakes out of my fork, any idea how to remove these? Also, i unscrewed the bolts as you can see at the photo but still no go.
Clayde's user avatar
  • 79
5 votes
1 answer
338 views

Facing flat mount fork

Front brake on one of my bikes has always been near impossible to adjust. Since it is my first bike with flatmount calipers I thought that this is just specific to flat mount brakes. However recently ...
Art Gertner's user avatar
  • 2,837
4 votes
3 answers
760 views

Replacing hydraulic brake lever

This is my first time dealing with hydraulic brakes. The front brake on my bike is Shimano BL-M4100 lever with MT410 caliper. I stripped the lever's clamp thread and going to replace the lever with a ...
Andrey Agibalov's user avatar
4 votes
1 answer
190 views

Are all top of the line components always compromising on durability in order to save weight?

It often written that top of the line components are less durable (Dura-Ace and XTR for Shimano), with the explanation that they meant for competition and so they compromise on durability to save ...
Rеnаud's user avatar
  • 21.1k
2 votes
1 answer
472 views

What tool do I need to adjust the brake cable here?

I need to loosen very tight bicycle brakes(pads). This is the only thing running over the cable, have no idea what it is and don't have many tools to begin with so assuming I don't have what is needed ...
Tom hardy's user avatar
3 votes
1 answer
118 views

What kind of Julet cut off plug is this?

I own a NCM Moscow that uses a Tektro EL555-RT with this Julet 2pin connector I would like to replace the braking system with a hydraulic one however I simply can't find brakes with this connection, ...
Sandro Antonucci's user avatar
3 votes
3 answers
307 views

can you replace Tektro M280 pad adjuster bolt only?

I totally stripped the adjuster bolt on my rear caliper, it had a hex head, now it's round and doesn't turn anymore. Do you know if it's possible to replace the pad adjuster bolt only without ...
Sandro Antonucci's user avatar
1 vote
2 answers
123 views

How do I reattach a screw to my front wheel's V - brakes, if it has come out? [Pictures attached]

I noticed today that some ruffians had jammed my bike into my bikestand, and pushed it in so hard, that while pulling it out, one of the brake screws of the V - brakes on the front wheel broke off. I ...
Bongo Man's user avatar
  • 113
14 votes
4 answers
2k views

Is this brake mounted incorrectly?

A friend of mine just got her bike back from the store after getting new brake pads, a new fork and a new cassette. After riding a few meters I noticed a weird behaviour while using the front brakes ...
andii1997's user avatar
  • 315
2 votes
4 answers
562 views

I was leaning the bike against the wall

I have a quite a new bike (aluminium frame) and I came home after a ride and when I was leaning a bike against the wall I hit the brake caliper (or more like the tube, that's next to it) against the ...
Simon's user avatar
  • 21
2 votes
2 answers
156 views

Specialized Stumpjumper Women's HT 2006 Worth Rebuilding Back Up?

I absolutely love my Specialized Stumpjumper HT 15.5 (26" wheels), so light and nimble - a dream for single-track and general xc trail-riding (and nice and nifty for running around town too) but ...
Ali Bee's user avatar
  • 21
1 vote
2 answers
280 views

Light fork recommendations?

I just built my first bike up, it's a total frankenbike and it's a lot of fun, but I'd like, just for fun, to see how light I can make it as I do mostly use it for practical commuting. The frame is a ...
Gedwyn Cantrell's user avatar
6 votes
2 answers
906 views

Is it important to cover the brake lever apparatus with a protective hood?

This question may just be too basic, but was unable to find a direct answer. People seem to assume that a brake lever hood* is a given, but I'm wondering if it's necessary or really does all that much ...
Obert Seb Luger's user avatar
4 votes
3 answers
177 views

New V-brake arms don't spring back

I installed new V-type brakes on my bike, which is the same type of brakes as it previously had. When I tighten the single bolt that holds the brake arm, the arm does not spring back. If the bolt is ...
GeoK's user avatar
  • 101
2 votes
2 answers
253 views

Shimano BR-MT400 caliper upgrade?

After 2 years calipers no longer retract fully (pistons) causing annoying rubbing sound. What options do I have to upgrade it (perhaps something more durable) providing I still want to reuse the same ...
Pekotski Bit's user avatar
0 votes
1 answer
341 views

Tektro HD-M275 rear brake making grinding noises while braking

I got Tektro HD-M275 hydraulic disc brakes with 180mm rotors, front brake is working perfectly with no issues. Under light braking rear brake works normally without any noises or vibrations, but as ...
57_Pixels's user avatar
1 vote
1 answer
168 views

Height-adjustable V-brakes?

I'm converting my Surly LHT from 26" to 650B, requiring to adjust the height of the V-brake pads. I have learned this can be done using a V-brake such as the Motolite by Paul Components 1. ...
sebastian's user avatar
  • 227
1 vote
1 answer
997 views

TEKTRO Road Bike Mechanical Disc Brakes MD-C550 Pads

About TEKTRO Road Bike Mechanical Disc Brakes MD-C550 pads I search the internet for replacement and all results shows the model: E10.11 and in the compatibility chart it does not for the MD-C550 ...
Emadness's user avatar
0 votes
1 answer
513 views

SRAM force axs brake judder/shake/vibrate

I have problem with my SRAM force axs brakes, I bought new disc brake rotors and as well brake pads, cleaned it all changed it, but yet when I brake it just totally judders or vibrates it just doesn’t ...
Natalie G.'s user avatar
6 votes
3 answers
494 views

What are the failure modes of the brake rotor worn beyond limit

Background I have been maintaining two bikes for a few years. Both have disk brakes. One has around 10 000 km on it another one is well over 35 000 km. The disks on the bike with 35k+ are now reaching ...
Art Gertner's user avatar
  • 2,837
0 votes
1 answer
63 views

Problem tensioning brake lever cable

Good morning everyone, I have a problem with adjusting mechanical disc brakes, especially the avid bb7's, I have adjusted the caliper position, the position of the pads and connected the cable to the ...
Alberto Murgia's user avatar
4 votes
2 answers
451 views

Front brake broken

I bought this bike from my friend about 2 months ago, and back then the bike seemed to work fine except for slightly flat tires. I could ride it around in the garage. I decided to pump it up today but ...
jmy's user avatar
  • 41
2 votes
1 answer
840 views

UK Carrera Vengeance Mens Mountain Bike -- I can't confirm mechanical disc brake pad sizes to replace

I am trying to do something trivially easy and I can't find the information I need. I need to replace the mechanical disc brake pads on my Carrera Vengeance Mens Mountain Bike. I bought some pads that ...
Martin's user avatar
  • 174
3 votes
6 answers
962 views

When does the braking power stop scaling with Rotor Size

It's commonly established that the braking power scales with rotor size, and an optimal braking technique is to provide enough force for the rear wheel just to lift up. However, my question is wouldn'...
isotope's user avatar
  • 33

1
2 3 4 5
25