All Questions
22
questions
3
votes
6
answers
980
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'...
- 33
10
votes
2
answers
3k
views
Why Does Braking to a Complete Stop Feel Exponentially Harder Than Slowing Down?
When braking to a full stop, anecdotally, when stopping from a high speed (ex, 40 km/h to 0 km/h); for the first half (40 km/h to 20 km/h) it feels a lot easier to slow down compared to the second ...
- 303
0
votes
3
answers
3k
views
Upgrading Gear Train, Brakes, Tires — Cannondale Topstone 4
I just purchased a Cannondale Topstone 4. To be honest, the bike fits me better than any bike I have ever purchased and I feel good riding it. I do, however, have a few issues for which I would like ...
- 289
2
votes
2
answers
148
views
Fat tires, need a front brake
I’ve got Ultradynamico’s Rose (42.??) tires on my Encore 700c Road Wheels (with machined walls) on my Crust Florida Man bike which has a hole for a brake on the fork crown.
I’m having trouble finding ...
- 21
9
votes
5
answers
2k
views
Front tire & downtube clearance - extremely dangerous?
I recently moved cities and met someone to buy a used "vintage" bike from them. While test riding at a slow speed I gradually applied the brakes. The front brake seemed to jump from light ...
- 213
2
votes
3
answers
732
views
Changing rims from 29 inch to 27.5 inch, V-brake problem
I own an old MTB bike, it's beaten up and I'm planning to restore it.
Everything is already done, groupset, crankset, the fork, etc.
The MTB itself is a 29 inch frame and since I want to give this ...
- 21
1
vote
2
answers
260
views
How can one stop brakes from screeching?
I'm hearing that annoying sound when you use your brakes and you get the chills from the screeching sound.
I have disk brakes and a relatively new bike.
It happens to be front tire shown below. I ...
user39416
17
votes
4
answers
3k
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 ...
- 309
5
votes
5
answers
2k
views
Rear tire dragging on rim brake arm
Just bought a used bike- it's great, but needed new brake pads. Got new brake pads and now the tire is rubbing on the brake arm. I do not understand! The front brake is with new brake pads is the same ...
- 143
0
votes
2
answers
275
views
Cruiser bike weird pedaling problems, feels like back tire moving
For awhile pedalling my bike has been getting increasingly difficult. First there was a squeaking. I figured maybe because I had put too much force riding uphill. Then there was a screeching cracking ...
-1
votes
1
answer
378
views
Wheel won't turn?
I bought a Hyper Cruiser bike last night from Walmart and as I'm pedaling home the rear wheel stops moving while pedaling.
I don't know how to fix this, please help. This is what the bike look like.
1
vote
1
answer
194
views
What do I do if my brakes keep squeaking when I press on them? Do I use lubricant or what? [duplicate]
It’s really annoying in public places when I’m trying to stop my bike. Please explain
- 19
6
votes
3
answers
3k
views
End of brake cable touches tire
On my Trek Domane SLR the end of the front brake cable touches the tire. It makes an enerving sound and I am a afraid it destroys my tire. I thought about using some tape, but that is not possible ...
- 809
2
votes
2
answers
12k
views
Is it normal for a bike to skid even after both brakes are applied?
When I apply both brakes going at moderate speed, it takes a few feet before the bike stops and I can hear the rear tire skidding.
The brake pad seems to be working fine since the wheels themselves ...
user32292
0
votes
3
answers
300
views
Bike modification/alteration [duplicate]
Base on the photos as shown, is it possible to apply the following modification/s and/or alteration/s:
a. replacement of wheels from 20" rear-18" front to 16" both rear and front.
b. installation of ...
0
votes
2
answers
515
views
More or less skid patches for winter tires?
Update: this question is NOT about how to calculate the # of skid patches. I've always used http://www.bikecalc.com/skid_patch_calculator for that and the math is sound.
So, I'm already thinking ...
- 370
4
votes
4
answers
183
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. ...
- 251
1
vote
1
answer
448
views
Rear brake pad clearance problem on '06 Specialized Langster
I have a 2006 Specialized Langster, size 50cm. I replaced the brake calipers years ago with older-style Shimano 105 single-pivot sidepull brakes.
The brakes have never been very powerful. Worse yet, ...
- 393
3
votes
2
answers
39k
views
How to tell if a new pair of brake calipers will fit my wheel, tire, and frame?
I have a Takara Kabuto. It has 700x32 tires (I don't really know what that means).
I was looking at upgrading the brake calipers. I was looking at these, among others.
How do I tell if they will ...
- 133
3
votes
1
answer
3k
views
Alternative options for Trek FX 7.1 brakes
Around four months ago my parents bought me a Trek FX 7.1 for my birthday while I was at work. At first I was fairly excited and happy with it over my old Supercycle which served me well for the past ...
2
votes
1
answer
817
views
Rear brake rubs against the tire
I just had my rear tire replaced at an -- admittedly shady -- bike shop, and now the upper part of the rear brake is rubbing against the lower part of the tire:
The yellow dust on the picture results ...
- 141
13
votes
4
answers
14k
views
What is the recommended type of tire for riding on wet pavement?
I am commuting in rainy Seattle, and the rain has started. Right now I have Continental Gatorskin tires on my commuter, but yesterday I noticed I was braking to stop the wheels and skidding quite a ...
- 759