Questions tagged [brake-pads]

The part of the brake that absorbs the friction during the braking action.

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1 vote
1 answer
47 views

Are Tiagra BR-4600 brake pads compatible with 105 BR-5810 calipers?

Tiagra pads are about half the price of 105 pads. I wonder what is the difference and if they are compatible with the 105 brake calipers at all.
0 votes
3 answers
353 views

Can I use metallic or semi-metallic brake pads with a Shimano BR-MT500 brake set?

From the answers and comments to a question I recently asked about the brake on an e-bike, it seems that metallic or semi-metallic brake pads would be better than resin pads. The bike is frequently ...
5 votes
1 answer
697 views

Are this many washers necessary?

I changed my brake pads. The old ones had a single bolt holding them on. These new ones I bought have a bolt and a ton of washers. I thought maybe they were for size adjustment. I just left them all ...
0 votes
1 answer
253 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 ...
2 votes
1 answer
420 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 ...
16 votes
5 answers
2k views

When to change disk brake pads?

I was wondering how to tell when your disk brake pads need replacing. My front brake seems to be not stopping as quickly as it used to, or as quickly as I would like. I know this could be due to road ...
9 votes
3 answers
2k views

What is the purpose of bedding in disc brake pads? And what if the procedure is not followed?

When installing new brake pads for disc brakes, manufacturers recommend to "bed in" the pads. For example, Magura recommends to go 30kph then brake hard and repeat this process 30 times. ...
5 votes
4 answers
2k views

How long do brake pads last in storage?

I’ve discovered in my parts box some rim brake pads that have been there for several years. Aside from age, they are in fine shape (some are new). Can I put these on my bike, or is there hidden damage?...
2 votes
1 answer
2k views

Replacement brake pads for Tektro HD-R210

What model pads would be a replacement for Tektro HD-R210 brakes? I haven't seen the model mentioned in Tektro's documentation https://www.tektro.com/upload/Product/F_20170613131999DtkdK8.PDF The ...
8 votes
6 answers
10k views

What and where is the weeping port on Shimano MTB brake levers?

I understand that when you overfill some models of Shimano hydraulic brakes with oil, the excess will flow out of a one-way valve called weeping port, but cannot find any technical documents, pictures ...
2 votes
2 answers
165 views

Routine maintenance and cleaning of road and MTB disk brake pads and rotors

When I brake on a road bike I feel staggered braking—similar, but much lesser in amplitude yet higher in frequency, to what you'd feel when ABS brakes engage in a car. When I brake on an MTB, I ...
0 votes
2 answers
426 views

Shimano S70C brake pad replacement options

I've got cantilever brakes with Shimano cartridge style pads, possibly M70R2 model: The pads are pretty worn out so I'm going to replace them. I see "S70C" on the pad themselves: Searching ...
0 votes
1 answer
468 views

What are the exact dimensions of Shimano disc brake split (cotter) pins?

What are the exact dimensions of Shimano disc brake split (cotter) pins, such as part nr. 25 (Y8DB06100) on BR-MT410 caliper (https://si.shimano.com/en/ev/BR-MT410-4663)? Looking to buy generic ...
6 votes
6 answers
10k views

Disk brake pads too thick?

I have an old Magura Julie disk brake. It seams that new pads are too thick for the brake. I already tried 2 different types. But when I insert the new pads the gap between the pads is completely ...
13 votes
1 answer
807 views

Do "durable" brake pads accelerate the wear on the rotors?

When I bought my fun bike, the standard pads were B01S. Then a bit later, Shimano released B03S, that was touted as "40% more durable than B01S, with the same braking performance", and ...
-1 votes
1 answer
91 views

Mechanical bike disc brake caliper lever

Where can I find a data sheet for this part? I want to know if there is a magnification factor between the force which acts on the disc brake by pads, and the force that I pull the wire with, as I ...
1 vote
1 answer
1k views

What can I use as replacement for old Shimano L03A brake pads?

I have Trek Emonda SL5 Disk 2022 which comes with Shimano 105 groupset and Shimano RT70 centerlock 160mm brake rotors. It uses Shimano 105 R7020, 11 speed shifters. I need to change the rear brake ...
5 votes
1 answer
296 views

What brakes are these? Could I upgrade them?

I've picked up a Pashley no.33 cargo trike which I plan to turn into a coffee bike. Are these single pivot or dual pivot caliper brakes? They aren't particularly effective and I wondered if anyone had ...
4 votes
2 answers
340 views

Is it normal for resin brake pads to contain small amounts of metal?

I just bought these brake pads from amazon (the resin variant, NOT the semi-metallic variant, see picture), and even though they are supposed (?) to be non-metallic, I can see small amounts of a ...
7 votes
2 answers
14k views

How do I get the pads out of my Avid BB7 disc brakes?

I have never been able to remove the pads from my Avid BB7 brakes. It seems to take too much force to get them out, I figure I missed a step somewhere, or I'm doing something wrong. I can't figure it ...
8 votes
5 answers
857 views

Align bicycle brake pads

On a new bike with a strange alignment on the front brakes. The right pad is 5-6mm further to the front than left one. Is there a way to align the pads or could something have been bent during ...
1 vote
2 answers
507 views

Rotor and pads types combination: which ones bite more?

I have a touring/city/all road bike with the following brake setup Sora levers (almost new) Shimano "resin only" type rotors, close to needing replacement (reused from the parts bin) ...
3 votes
1 answer
378 views

Magura brake pad change: friction noise?

After replacing my worn-out Magura brake pads (MT4 brakes, 7P brake pads), I now have a continous light friction noise when the wheel is spinning (front wheel). The brake disc is brand new as well. ...
2 votes
0 answers
99 views

Can't seem to quiet my disc brakes

I recently purchased a bike that clearly needed fixing, for a great price. I've given the bike a bit of a tune-up, but one thing that won't seem to go away is the squealing sound coming from the disc ...
8 votes
4 answers
4k 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 ...
14 votes
3 answers
11k 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?
4 votes
3 answers
11k views

Anyone know what a replacement Disc pads might be for Tektro HD-R290?

The brake pads say F10BS but they've been really hard to find (and unavailable on Tektro site). Does Shimano (or anyone else) offer a resin version of this brake pad as this one is metal-ceramic?
12 votes
1 answer
3k 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 ...
2 votes
2 answers
884 views

What are the differences between these Swissstop rim brake pads?

What are the differences between the Swissstop Flash Pro Power Black and BXP pads? Also, which one is good for me? I only ride in dry weather unless it rains when it's dry.
3 votes
1 answer
124 views

Rotor VS Caliper VS Pad compatibility

It might be a silly question, but it's not clear to me (peabrain here) I'm using BR-R317 calipers with G03S pads and RT30 rotors. It's my understanding that Shimano calipers and rotors are compatible, ...
2 votes
3 answers
1k views

How to adjust Shimano M315 disc brakes?

I have a Cube Nature Pro (2017) bike and the brake lever for the rear brake has too much travel and braking is less effective than usual. The pads don't look too worn as there's over 1.5mm on each, so ...
1 vote
2 answers
263 views

Mechanical Disk Brake Pads Too Thick

I decided to replace my front brake pads since they are worn out beyond function. So after removing the old pads, I made sure the piston was fully out, and the adjusting screw was fully tight as well, ...
1 vote
2 answers
504 views

What features make a disc brake caliper unsuitable for use with other than resin pads

Shimano says its Tourney mechanical disc brake is "designed for resin pads only". What is it about the design of a brake caliper that makes it suitable only for resin pads?
8 votes
3 answers
307 views

Are my pads worn down?

Are these pads worn down and should I replace them?
0 votes
3 answers
148 views

Mechanical disc brake caliper round pads 23 mm diameter

I’m trying to find round brake pads of ca. 23mm diameter. They are for a Valk bike brand sold online in Australia. There is no brand or model evident on the brake caliper or levers. Almost certainly ...
8 votes
5 answers
12k views

Does the age of brake pads make any difference?

I recently changed my brake pads with some new ones that have been in my shed for years. They are not packaged, but as I am in the UK, which has a very variable climate. The shed gets very hot and ...
1 vote
2 answers
385 views

Are these N04C pads worn out or not?

I don't know how to tell myself so need help, please. It does look like there is still metal to be used for braking, but the brakes barely grab these and instead make a squeaking sound. I have ...
3 votes
3 answers
645 views

Ceramic rims and KoolStop brake pads

I recently had a rim failure, my LBS is offering me a ceramic rim. Assuming I go for that; I currently have KoolStop salmon brake shoes. I see they make those in green specially for ceramics. Can I ...
7 votes
6 answers
2k views

Brake disc sometimes touching brake pad when not braking

I have a Whistle B-Race 7.1 e-bike that's about 3 months old. Recently the front disc brake has started touching the brake pads when not braking, when it does you can hear a "zing" sound. It ...
1 vote
0 answers
117 views

Disk brake issues

I’m new to disc brakes and noticed my braking power decreasing. Took the pads off and they look like this. Do these lines indicate anything? What is a used disc brake pad supposed to look like? What’s ...
2 votes
2 answers
527 views

Fixed piston on promax render r caliper doesn't adjust up or down

I have a bike setup with Promax Render R disc brake calipers. They use mechanical action to brake (no fluid). There's an active piston that's actuated by the brake lever, and a fixed piston that sits ...
2 votes
1 answer
4k views

My Hydraulic Brakes Always Need To Be Pumped/Burped Before Braking Sharply

So my mechanic and I bled my brakes after it always needing to be pumped before it brakes, brake fluid came out black and seemed to have metal shavings at the bottom. The only problem now is weirdly ...
8 votes
3 answers
4k views

Disk brake has never worked properly from new, pads replaced - still rubbish!

I've got Shimano hydraulic disc brakes and ever since I've had the bike (from new) the front brake has never worked properly. It used to squeak really loudly and perform badly but I assumed they just ...
11 votes
11 answers
58k views

How long should MTB disc brake pads last?

I'm fairly new to mountain biking and I was able to put in around 900 miles on my first set of brake pads on my Giant Anthem X2. At that point they started grinding metal on metal. I went and bought ...
5 votes
3 answers
807 views

Lubricant spill on disc brake

As the title suggests, I was lubricating the gears and chain, and I accidentally dropped some of the oil on the rear brake disc. I didn't notice it then, and took the bike out for a spin. That's when ...
1 vote
2 answers
128 views

Rim-Brake pads creaking in still state

The V-brake pads are creaking when the wheel is still and I press the lever. (I.e. not a duplicated of this question, because they don't creak when trying to stop the rolling wheel.) What could be the ...
6 votes
1 answer
537 views

Which brake system is this

I have two brake systems I think on my bike. On the front I have a threaded stud and on the back a road brake. Here is the front and the back (click for large version): As you can see on the back the ...
4 votes
4 answers
1k views

Replacing disk brake pads with multi-tool only

During my cycling week I only had my multi-tool with me. Back home and intending to replace the brake pads, I realized that I have to use pliers if I want to unbend the end of the cotter pin without ...
3 votes
4 answers
12k views

I mistakenly put WD40 for my disc brakes and now pads not anchoring as well as before. Any solution?

I heard it wears off after a few rides but it is still not gripping firmly. Is there any solution for this? I also saw using rubbing alcohol. Is that sufficient?
5 votes
3 answers
897 views

V-brake pads make contact but don't apply pressure to wheel

I own a hybrid Trek bike that uses V-brakes. When I apply the brake, the brake pads make contact with the wheel's rim, but don't apply enough pressure to actually brake the wheel. (No matter the level ...