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

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3
votes
2answers
134 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, ...
1
vote
1answer
425 views

Disc brakes on leader doberman which has no tabs and adaptors

I have a leader doberman with a front disc brake that I want to install on the rear. I know that it hasn't a rear disc brake tab, but I have found an adaptor for the caliper (http://www.ebay.com/itm/...
4
votes
2answers
123 views

Correct cable end for Shimano BL-M421 brake lever

I have a Specialized mtb that has been changed over from V-brakes to disc brakes (by previous owner). After using it for a while, I've noticed binding in the brakes which I think is due to the way the ...
1
vote
2answers
78 views

Where to get replacement bolt for rod brakes

Well, I did it again: While working on a bike with rod brakes I lost the bolt which connects the two "actuating" rods to each other (I have no idea what these parts are even called; The measuring tape ...
4
votes
2answers
166 views

Troubleshooting Hydraulic Disc Brakes

I replaced the fluid in my hydraulic disc brakes as they would not work within the first 10 minutes of cycling and would gradually sharpen up. I suspect they had air in the system. They were sharp ...
11
votes
5answers
18k views

Front brake only on a fixed-gear bike

Is it considered safe-enough to only have a front-brake on a fixie in a urban area that has many hills? I've been considering buying one, but I want to get some opinions before I move forward.
1
vote
1answer
160 views

Shimano integrated shifter/brake: Cantilever compatible with V-Brake?

I have to replace an integrated shifter/brake, right side, 7 speed Shimano STX. Is a shifter for V-brake (e.g., this) compatible? Bobotech recommends here not to do such replacement. This question ...
8
votes
2answers
380 views

How good are '80s Raleigh rod brakes?

I'm interested in getting an old roadster/Dutch bike and I came across a Raleigh Royal from the '80s: I like that it has rod-actuated brakes rather than coaster brakes, but how well do rod brakes ...
4
votes
2answers
82 views

Switching brakes from mechanical to hydraulics. Disk rotor question

Can I use the disk rotor from the current mechanical brake when I switch to hydraulic?
1
vote
2answers
161 views

My brakes rotate around after I tighten them and other v-brake questions

I recently purchased the long type of v-brake pads from Disco Brakes at Amazon. These are the ones with the tail. My original brakes were the simple shorter kind, installed as small spacer/washer/...
9
votes
3answers
389 views

What was the rationale for reverse brake levers?

The Porteur style of bicycle popular by newspaper delivery men in France in the 1940s-1960s had reverse brake levers, seen here in this diagram from an article from Bicycle Quarterly (the photo jpeg ...
5
votes
2answers
170 views

V Brake does not snap back

The rear brake lever on my hybrid does not seem to snap back after I release as quickly as it used to, and it doesn't release as quickly as the front brake. These are standard Shimano V brakes, in ...
3
votes
1answer
88 views

Ultegra BR 6800's; Increase the reach to 53mm-54mm?

Can Ultegra BR 6800's pad-reach be increased to say, 53-54mm by filing the arm slot longer with a round file? Is there enough aluminum to do this without getting too close to the end of the end of the ...
-2
votes
1answer
50 views

Replacing mechanical disc brake with hydraulic [closed]

I need to setup a hydraulic disc brake set on my bike. I've already tried to do it, but I've had some problems like oil leakage, a caliper problem, and it brakes suddenly.
2
votes
4answers
3k views

Are the Shimano BR650 brakes really Ultegra spec?

Many ebay and other online vendors advertise the long-reach Shimano BR-650 brakes as being "Ultegra" series. However, looking at them they don't seem like they are top-of the line or really all that ...
2
votes
1answer
151 views

Disc brake freezes up [closed]

The rear brake freezes up on my bicycle. Never the front which I don't understand. It is not that cold out either @20 degrees. This is the first bike I have owned that has disc brakes. My ...
1
vote
0answers
55 views

I accidentally pulled a Shimano Deore brake lever with the rotor and pads off [duplicate]

As the title says, I didn't realize pulling the brake will get it stuck in a closed position when wheel and pads are removed. Now the reason I'm asking this previously asked question is none of the ...
4
votes
1answer
107 views

BMX V-Brake lever for MTB compatibility

Shimano have this v-brake levers in the product family DXR for BMX. Is there any difference between a BMX brake lever and an MTB one? Are they smaller?
8
votes
2answers
343 views

When do I know the drum brake is at the end of life and needs replacement?

I have a city bicycle with a drum brake. Since the braking parts of the system are inside the drum I can't see if it is worn out or not. Are there any indicators that give that information or at least ...
3
votes
1answer
353 views

Are there any tricks to make “U brake” stronger?

I rebuilt a kids bike. I had the wheelset and calliper/U-brake replaced. Parts that I used are not cheap parts, lets say its more of mid range parts for BMX, normally made of alloy. I made sure the ...
10
votes
3answers
1k views

does anyone sell bicycle trailers with brakes?

I recently was involved in a wreck, because I was unable to slow my trailer. I am thinking about building a refit kit to install brakes on a trailer, but I don't want to reinvent the wheel.
11
votes
5answers
2k views

Do brake cables become more elastic with time?

I bought a used bike a few months ago, and I've noticed a drastic reduction in brake power. At first, I was easily able to lock-up the rear wheel while squeezing the brake lever only half-way to the ...
7
votes
6answers
2k views

Why do we need front brakes?

Most biking accident stories (ignoring collisions) that I hear about involve squeezing the frontbrake too hard and flipping over, often when biking on a downhill. Read, for example, this fellow's ...
22
votes
5answers
2k views

Lessons from downhill crash

I was taking my usual morning ride before dawn on an 'adventure' road bike. It is a very steep hill with bends (Ditchling Beacon, East Sussex, England). I was descending and noticed (too late) some ...
2
votes
2answers
165 views

Safety of old brakes

I found an old bike and I am not experienced with bikes. I am wondering if these brakes need to be changed: I am not sure if this is in all bikes, but the mechanism of the brakes looks too old to ...
4
votes
2answers
197 views

Stainless steel bolts for brake calipers

I'm wanting to replace the bolts used to hold my cantilever brakes on as they've rusted and look pretty terrible on an otherwise clean bike. Is it ok to use stainless (A2-70 or A4-70) for these or ...
9
votes
2answers
124 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 ...
4
votes
2answers
298 views

Can I 'toe in' these cantilever brake pads?

I'm riding a new bike (new to me) and I am unfamiliar riding with some of the components, specifically the cantilever cross brakes. On my road bike, I toe in the brake pads to help with noise, feel, ...
3
votes
3answers
101 views

how to remove oil from mtb disk brake at home

My cycle has got an front disc brake I not know how but unfortunately few drops of oil got on my disc brake now it was making a very bad sound like a violen and and could even not able to stop my ...
5
votes
3answers
2k views

What's the best way to quickly align front quick release wheel?

The front wheel on my bike is quick-release, and I often remove it when locking up my bike. Then when I go to put it back on, sometimes it is a bit difficult to make sure that the wheel is centered ...
5
votes
1answer
167 views

My pedals are forced forward when the back-pedal brake is on

I have to backpedal in order to brake. But when I do this, it works for about 3 seconds and then there's some kind of noise and my pedals start going on their own. The momentum of my back tire would ...
2
votes
4answers
3k views

Can anyone suggest a way to mount my rack to prevent it impeding the rear brake?

I have a topeak rear rack the mounting of which is interfering with the operation of the rear brake. Unfortunately, my frame (a 2009 Scott Sportster P4) only has mounting lugs on the outside of the ...
1
vote
1answer
94 views

Disc brakes and single walled rims - is there something to worry about? [closed]

I know that the physics of disc brakes are different than rim brakes, but the differences are not intuitive to me so I want to double-check this. I understand that one fail point of single walled rims ...
3
votes
2answers
1k views

Cantilever brakes for older narrow fork bosses (55mm)?

I have an 80s cyclocross frame I am restoring. The fork's cantilever bosses are spaced at 55mm - much narrower than the modern standard (around 70mm I believe). I tried to fit a pair of Tektro CR-...
9
votes
1answer
456 views

Best downhill braking method to avoid overheated rims?

I recently had one of my rims get really hot on a downhill. I had a problem with my front brake, and I had to use my rear brake only... I did short, hard stabs instead of lightly dragging it. I ...
0
votes
1answer
221 views

Extra screw after removing front wheel (plus enclosed hub brakes)

My partners bike, a Pashley Princess Sovereign, had a flat front tyre, and whilst I was out a friend came to have a look. He removed the front wheel (detaching the brake, a fully enclosed brake hub), ...
24
votes
10answers
49k views

Why don't road bikes use v-brakes?

In my experience, linear pull brakes (v-brakes) have more stopping power than other types of cantilever brakes (let the flames start ;). Modern road bikes always come fitted with dual pivot brakes. ...
3
votes
1answer
655 views

How can I widen brakes on an '09 Specialized Transition Pro?

I just picked up an '09 Transition on craigslist, and was expectantly dismayed to find that the stock brakes aren't quite wide enough for my Zipp 404 firecrests. When I remove the straddle cable (...
2
votes
1answer
119 views

Can I fit larger rotors on a Surly Karate Monkey fork?

I have a Surly Karate Monkey fork that has 160mm rotors. I'd like to upgrade to Clarks M2 brakes with 180mm rotors. How can I tell if those calipers/rotors will fit my fork?
2
votes
1answer
152 views

I messed up my bike

My bike is messed up. It is the type of bike where you can not pedal backwards, like the old bikes that would brake when you pedal backwards not forwards.. However, it has 3 gears. I was riding it and ...
2
votes
3answers
257 views

Sun Tour Cyclone brake levers and brake cable housing

I have a vintage road bike with Sun Tour Cyclone single-pivot calipers, with Cyclone levers. I recently had the front brake cable housing "detach" from the brake lever. It appears to have a large '...
4
votes
4answers
104 views

Front tire/disc brake question

Is it normal my disc rubbing with no tightened QR and to stop when I tighten it? Or it should not rubbing both times...?(Because now when I tighten the QR the disc starts rubbing in one of the pads. ...
5
votes
2answers
567 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, ...
2
votes
4answers
223 views

My bike brakes are lethal, help!

I've got an old Raleigh Winner (1980s 10 speed racer) which is perfect in almost every single way for what I need it for (I got given it free, it's very speedy and also looks cool). However, the ...
3
votes
1answer
188 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 ...
2
votes
1answer
52 views

Loose Brake Arm?

I have V-brakes on my Fuji Absolute, and there is a little play in the brake arms. I tightened the mounting bolt that connects the mounting bolt to the brake studs but it still has some play. Is this ...
3
votes
1answer
177 views

MTB levers on a road bike conversion

I've got a Raleigh Olympian road bike I use for commutes and my neck is killing me (congenital problem). So I want to put gull wing cruiser bars on this bike, with mountain bike levers in the center ...
1
vote
2answers
124 views

connecting center pull dia-compe lever cables

I have some old dia-compe center pull brakes. Inside the lever is the little roller pin with a slot in it for the cable and the small hole on the bottom and the larger hole on the top that the nut ...
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) ...
1
vote
4answers
2k views

Adjust reach on Ultegra ST-6510 levers?

I'd like to adjust the reach (distance from the drop bars to the brake levers) on my Ultegra 6510 levers. The Shimano instructions don't mention the ability to adjust this at all, which seems odd to ...