Brakes with a disc near the hub and calipers that grip that disc.

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-1
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1answer
29 views

Can i set up a 7speed gear and disc brake on hercules rocky mtb 2.0 cycle

My cycle is a non gear cycle .Can i set up disc brake and 7speed gear.
2
votes
4answers
133 views

Can an imperfect hub make a disc rotor rub?

I had a 160mm disc rotor on a road bike that was rubbing a bit in one spot, not severely, but enough for me to notice. I've tried to true it a few times over the past couple months with little ...
2
votes
1answer
28 views

Little rear rotor clearance

I have just test fit my wheel on a Litespeed T5gravel that I'm building and I see there is less than 1mm of clearance between the rear rotor and the chain stay. The rotor is currently a 160mm avid ...
76
votes
15answers
16k views

Why are disc brakes rare on road bikes?

Window shopping for road bikes, can't see many that have disc brakes, any reason for this?
1
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2answers
66 views

Is this brake cable alignment correct or problematic?

I have a BB7 disc brake to fit to a CAAD10. Am I fitting this wrong or have I bought the wrong thing? It doesn't look like the brake cable lines up with the rubber bit - like this: I have not ...
1
vote
1answer
49 views

What size rotor does the Cannondale CAAD10 2015 have?

I have a Cannondale CAAD 10 disc frame and a pair of BB7s that are 160mm rotors. They do not fit because (I think) I need post mount spacers. What size rotor does the frame expect, and hence, what ...
4
votes
1answer
60 views

Replacing Quick Release skewer with through bolt axle

I have a 2013 Pinarello Dogma 65.1 Hydro. The bike has disc brakes. The bike was built with quick release skewers on Mavic Aksium wheels. I have just read that Pinarello actually recommends 9mm ...
3
votes
3answers
2k views

How to deal with long pre-bled brake line?

I bought and installed a set of pre-bled hydraulic brakes onto my bike to replace the mechanical discs that came with it. My future plan is to buy a new bike, transfer the brakes to my wife's bike and ...
1
vote
0answers
63 views

clarks m2 hydraulic disc brake problem

I bought a pair of Clarks m2 Hydraulic disc brakes, pre-bled, and installed them on my bike. The rear brake worked great, good stopping power, but the front feels more like the mechanical disc brake ...
2
votes
1answer
79 views

Interupter brake lever compatible with hydraulic mechanical disk brakes?

I have recently Installed JuinTech R1 Hydraulic mechanical pull disk brakes to my road bike. I would like to add some cyclo top or interrupter brake levers. Does anybody have any experience with this? ...
2
votes
1answer
60 views

Disk brake rotor feels loose

Hey guys I've noticed my disk brake being "lose", I'm probably going to consult with LBS anyway but heres how I can describe it: the [rear] disk it self is not significantly more lose than the front ...
5
votes
3answers
268 views

How much runout is acceptable in a disc brake rotor?

I'm trying to sort out pad dragging / noises in Avid BB-7 mechanical disc brakes and I'm wondering how much runout in the rotor is acceptable? Right now I have about 0.05 mm (measured with a Park ...
7
votes
5answers
23k 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 ...
1
vote
2answers
81 views

Is Shimano Claris compatible with disc brakes?

All of the Shimano Claris groupsets I have seen come with cantilever brakes as far as I can tell. Is it possible to get this with disc brakes, would I have to buy the individual components? What ...
4
votes
2answers
154 views

Intermittent disc brake rubbing

My partner has a Kona Sutra with Avid BB-7 disc brakes. The front brake rubs intermittently on the rotor. I just went to see if I could figure out what the problem was and right now the disc runs true ...
42
votes
16answers
40k 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.
4
votes
3answers
3k views

Buying brake levers, how do I find the correct ones for my bike?

I took a hard spill the other day on my mountain bike and snapped my left hand brake lever in to pieces. The ones that snapped are stock alloy rubbish that came with a Specialized Hardrock 2010 Disc ...
18
votes
3answers
3k views

How do I prevent disk brakes from squeaking in the rain?

When I got my new bike with disk brakes, I thought that they would perform much better in the rain. While this is true, they still squeak quite loud in wet conditions, which is quite annoying. Is ...
7
votes
5answers
2k views

Disc brakes better for rainy days?

Are disc brakes more effective on rainy weather? I had a close call riding my road bike during a morning rain and almost collided with a parked car. My road bike is steel and has tektro branded ...
1
vote
1answer
92 views

Using Engine Starter Fluid to Decontaminate Brake Pads

I have some hydraulic disc brakes, and for one reason or another they get contaminated. My dad (who's worked on cars for ages) told me to use engine starter fluid, but I'm kind of skeptical about ...
0
votes
1answer
90 views

How do I increase braking power and “touchiness” of Sram Guide RS Brakes?

I've got some Sram Guide RS disk brakes and they're very weak and not touchy at all. I prefer touchy brakes. I know the Guide RSC has the tool free contact adjustment to make them touchier. I have ...
5
votes
4answers
271 views

Issue replacing Avid BB7 disc brake pads

I just replaced the brake pads in my BB7 disc brakes for the first time. I read up, watched videos, til I grasped what I was doing, and tried more than a handful of times. On the front brake, I can ...
6
votes
3answers
3k views

Is having a disc brake on a single speed bicycle a bad idea?

I talked to a bike shop that sells a lot of fixed/single speed bikes. I asked them if they could sell me a single speed with a disc brake on the front. The guys said no because: It will be hard to ...
3
votes
4answers
161 views

Ease of servicing disc vs. rim brakes

How easy is it to keep a mechanical (non-hydraulic) disc brake system working at home with a set of "normal" (not bike-specific) tools, especially compared to rim brakes? Discs seem to be currently ...
3
votes
2answers
106 views

Effectiveness of disc brakes with brifters

How well do mechanical (non-hydraulic) disc brakes generally function when used with brifters?-- This combination seems to be increasingly common among e.g. adventure bikes such as the Salsa Vaya, ...
0
votes
2answers
130 views

Converting from V-brakes to Disc Brake without existing mounting holes [duplicate]

I have an Electric Bike with rear brakes which are not as strong as front disc brake (countless amount of tweaks never solved it well without rubbing the wheel too much). So, I am looking at ...
2
votes
4answers
456 views

Hydraulic disc brakes - total friction as a function of rotor size

I have a hydraulic disc road bike with a 160mm rotor on the front and a 140mm on the rear. The setup is exactly the same front to rear, except for rotor size. I'd like to know the disparity between ...
4
votes
1answer
81 views

What is the difference between disk brake rotors?

Differences in rotors include size, thickness, pattern cut out of the metal and attachment to the hub. What other differences are their and why? Reason I ask is I recently built up a budget mountain ...
2
votes
2answers
137 views

disk brake rotors mounting on bmx hubs

Preface: I am going to start building out new bike for myself and decided to put disk brakes on my new bmx build as an additional challenge. I am old school and prefer brakes on front as well, it ...
6
votes
5answers
2k views

Disc brake rotor size and forks strength

I have been told that every fork has a maximum rotor size characteristic. For example, for my $75 Suntour this is listed as 185mm. The explaination that I have been given for this limitation is that ...
30
votes
5answers
72k views

Hydraulic Vs. Mechanical disc brakes

What is the difference between hydraulic and mechanical disc brakes? Are hydraulics more reliable? Or more powerful? I'm curious since, hydraulics seem to get more attention and seem to be on ...
5
votes
1answer
128 views

How do I get rid of weird rubbing noise on my cx bike?

Recently I got the Giant Revolt 3 and have been riding it for a few days now. I have lately noticed that there is some rubbing noise when I apply the brakes. If you look at this picture (might be a ...
9
votes
2answers
109 views

Is a damaged BB7 inner caliper pin dangerous?

It was late when I tried installing some replacement brake pads, and for some reason the top of the replacement pads wouldn't fit properly into the channel that is supposed to guide the pads (lower ...
6
votes
2answers
224 views

Road bike disc wheel interchangability

This may be a duplicate, but I didn't find an answer: Are road bike disc wheelsets interchangable? For example my cx bike has DT Swiss R24 wheels, could I buy a set of Mavic Ksyrium wheels and fit ...
5
votes
1answer
213 views

Using different style disc rotors with the same brake calipers

I currently have a set of TRP Hy/Rd brakes that came with 6-bolt style rotors. I am interested in purchasing a different wheelset that uses Shimano's centerlock style hubs. One wheelset would serve ...
2
votes
2answers
375 views

Which disc brake pads do I need for Tektro Auriga?

I have Tektro Auriga Sub disc brakes and the pads need replacing. The only pads for this make I could find online were discontinued. Do I need to get the same make, and if not how do I know they'll ...
5
votes
1answer
278 views

Shimano Hydraulic disc brakes- Lever compatibility

I am looking for practical advice on compatibility between various Shimano hydraulic disc brakes, especially the lever assembly. Currently I have two separate sets, one M446 Left lever, attached to a ...
3
votes
4answers
381 views

Should disc brake rotors be removed when packing bike for travel?

I've been looking at a few tutorials on packing a bike to take it on a plane, and most of them make no mention of disc brakes. One did specifically mention disc brakes, and recommended taking the ...
5
votes
2answers
306 views

B01S brake pads for Deore A-M615 brakes?

I bought replacement pads for my Deore A-M615 brakes. They installed just fine. But after cleaning the old pads, I saw that they are G01S, while the new ones are B01S. G01S, the original: B01S, ...
1
vote
0answers
102 views

I'm looking for a 700c disc fork. Integrated headset and fender eyelets [closed]

I want to upgrade my winter bike to a disc front. I cannot find a 700c integrated headset fork with disc mounts and fender eyelets. It needs to handle 35cm tires (so, yeah, a 29er fork will probably ...
3
votes
1answer
140 views

The piston on my Avid Elixir 5 brakes popped out. Does the caliper need to be rebuilt?

One of the pistons popped out of the caliper on my Avid Elixir 5 brakes. Can I just put the piston back in and bleed the brakes and then they will be good as new, or do I have to rebuild the whole ...
3
votes
3answers
165 views

Center Lock to ISO Disc Adapters

We've got a bike where the front hub (Shimano Alfine dynamo) uses a Center Lock rotor and the rear hub (also Shimano, go figure) uses an ISO rotor. The front hub is giving me fits trying to sort out ...
9
votes
3answers
4k views

Disk brake squealing after bike shop changed my pads. Is it enough reason to ask them to re-service (for free)?

I recently took my bike to the shop, since it started making a weird metal on metal (not squeal, just hard brushing sound). After checking it out they saw that the back brake pads were really (REALLY) ...
6
votes
1answer
346 views

Mixed pair of sintered and organic brake pads for disk brakes

I am researching for a new road bike for myself, trying to identify the must-haves from the nice-to-have features. Disk/Disc brakes are on the must-have list, but the descriptions of brake pads are ...
2
votes
2answers
143 views

When I pull my disc brake handle the mechanical caliper will grab then release

My rear disc brakes will grab a little then release all together. I had tightened by cable at the brake handle so I loosened it but it still does the same. It is a Trek mechanical disc brake.
1
vote
1answer
143 views

Moaning Disc Brakes?

My Disc brakes have been shuddering all day (been riding most the day). And when I say moan, I mean like I can feel the bike shudder up to my rear end. I tried the trick where you rub mud on them and ...
2
votes
1answer
268 views

What can my Shimano BR-M445 caliper be replaced with?

I have a Shimano BR-M445 disc brake caliper that has decided to give up on life, so I need a replacement. It seems like the BR-M445 is no longer produced, so are there other calipers that can replace ...
4
votes
1answer
127 views

Troubleshooting Noise from Avid BB-7 Road Disc Brakes

I'm trying to track down a dragging sound from some Avid BB-7 brakes on a Kona Sutra. The hub is a Shimano Alfine DH-S501 dynamo hub with an SM-RT82 Centerlock disc. The noise sounds like a dragging ...
4
votes
3answers
2k views

Is a pad spacer needed when installing disc brake pads?

I need to replace my disc brake pads on my Shimano XT brakes. This seems like a pretty straight forward procedure, and I have all the tools needed except for the pad spacer. Do I need this to install ...
2
votes
1answer
128 views

TRP Spyre SLC brakes compatible with other vendors' rotors?

Does anyone know whether TRP Spyre (SLC) mechanical disc brakes can be used with other vendors' 160mm rotors, i.e. the ones for SRAM's HRD brakes?