Questions tagged [speed]
how to go faster or how to go faster safely. For questions about gears or derailleurs, use 'gears'
148
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Is the gear cycle a sham? [closed]
Why do I think (and based on my personal observation) that gears in cycles are no better? It just slows down the cycle speed. The effort needed to push the cycle is more in a gear cycle. Considering ...
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1
answer
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Altus 9-speed shifters&derailleur paired with a 10-speed road bike cassette
My family has a road bike, set with Altus 9-speed shifters and a rear derailleur, paired with a Shimano HG200-9 cassette.
Recently, I replaced the cassette with a 10-speed road bike cassette,
As a ...
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4
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3
answers
3k
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How much faster would I go with a better road bike?
I have a Cannondale CAAD9-5. Over an identical distance with identical power output, how much faster would I go with a better bike?
And what are the things that would lead to the greater speed (just ...
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5
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459
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Are thinner narrower tires faster than the wider ones?
My bike is this one:
https://www.cube.eu/de-en/cube-aim-race-black-n-azure/601400
Overall, I'm very happy with the bike to be honest. The tires are Schwalbe tires on the Cube Aim Race bike, which is a ...
3
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1
answer
71
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Trek Incite 8i wireless bike computer showing excess speed reading
I have a Trek Incite 8i wireless bike computer, which I have had for some years working perfectly. Both batteries are new.
Recently, on my usual ride, I have found the speedometer reading speeds in ...
3
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0
answers
125
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Son has trouble pedalling fast
So my son is 8 and I’ve been working on teaching him to ride. After a lot of work and practice, he is able to balance and pedal without falling down pretty well. He seems to just be having a hard time ...
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2
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1
answer
449
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For my Specialized Expedition Sport, which would provide a greater boost in speed: increasing the stock 26" tires or changing the cassette?
The Sport is a 21 speed configuration. I purchased it used. It is impeccable in maintenance. I am just a bit disappointed in top speed on flat rails to trails. I usually ride about 30 miles. I reach ...
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5
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How important is to have many gears on a e-bike?
I am planning to buy an e-bike and I have been wondering what’s the right thing to choose between:
1 X 8 traction, 29”, 36V • 16Ah → 576Wh battery, or
3 X 9 traction, 27.5”, 36V • 10.4 Ah → 374Wh ...
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0
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1
answer
153
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How to apply speed control to bicycle
My 5 year kid rides bicycle in our street which is common in our locality, sometimes he tend to go for fast pedaling, which may harm himself and others as well, my question is how to make the bicycle ...
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3
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4
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More Speed Needed - Hybrid Bike
I initially bought a MTB which has 29x2.4" MTB tyres, then I noticed this is really hard to use on roads. My best average speed was 16Km/h from it.
Then I bought a second-hand 2016 Specialized ...
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2
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2
answers
551
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Sturmey Archer 3-speed hub adjustment
I am going crazy here. I have a SA SRF3 mounted on a 16 inch wheel Dahon bike I bought second hand. The bike needed some love and I managed to put it to my liking. Unfortunately I reached a dead end ...
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4
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How does biking speed correlate with the required effort?
The simple answer is that the faster you go the more effort/energy it takes but I would like to understand this in more detail, especially at relatively low speeds. Assume a flat smooth road and fix ...
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How to make a hub motor Ebike faster? [closed]
I built an Ebike with a 1000w hub motor, 1000w motor controller and 48v battery. With this setup and a cheap steel frame 26 inch wheel bike I can get a 34.6 mph top speed on flat ground. I just bought ...
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11
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What aspects contribute most to me being slow on this bike?
So this is my bike (don't laugh). I've had it for about 20 years, still rolls. Lately I've been seeing on Strava or Garmin Connect that I'm just too damn slow vs. everyone else and I don't think the ...
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6
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433
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How to ride faster?
I am relatively slow road rider. My avg speed is usually around 24km/h around the town. When I ride flats I go around 30-35 km/h.
On the downhills I can go up to 45 km/h but I tend to start braking ...
- 206
4
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3
answers
2k
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Fastest possible drivetrain?
I am looking for the ideal gearing to achieve good speed on a gravel bike when commuting. 2x11? 1x12? 3x12? 10-52? 11-50? How many teeth on the chainring? I know I could go faster if I get a road bike ...
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2
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Does going faster always result in more calories burnt
Say the same 5mile ride going at 5 miles per hour versus 10, 15 20 etc. Even though the faster speed means shorter ride does it also always result in more calories burned?
I have the same commute ...
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22
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8
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How much easier is it to go fast on a road bike and why?
I have a very comfortable ~500€ basic mountain bike with 2.2" tyres and 27.5" wheels on which I can maintain an average of 24-25 km/h on a windless day on flat asphalt when I'm feeling ...
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4
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Clipless vs. Flat Pedal Speed Difference
Assuming one is biking on flat roads and assuming equal power in both scenarios, how much faster would one go using clipless pedals versus flat pedals?
[Note that this question relates to: https://...
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2
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How much faster does a mountain bike go with slick tires vs. knobby tires
Let's say a person has a mountain bike. How much faster would this person go (on long roads, not commuting) when using slick tires (the kind commonly used on road bikes) vs. using knobby, mountain ...
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3
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How much faster when using drops
How much faster would a person on a road bike go when using drop handlebars in drop position vs. using flat handlebars? Assume that the power output is the same in either case and that one is going on ...
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Don't you think all of these rules and reputation crap is just a bit much? Are you people nuts or what? [closed]
A person was asking about the best way to make his hybrid bike more like a road bike. I am headed in that direction myself, and some of the ideas in response to the question were very helpful. But ...
5
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1
answer
275
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Any countries where there's a general speed limit for bicycles?
This not about e-bikes/e-bicycles or e-scooters, it's about the conventional human powered 2/3 wheeled vehicles, about the plain old bicycle.
I would like to know which countries (Europe mostly) have ...
- 151
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4
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What is the best gear combo for me on road bike?
I've got a 2011 Specialized Secteur Elite with basic sram apex groupset.
It has the following specs:
10 speed 11-34t cassette SRAM APEX
50/34t chainwheel SRAM APEX
Currently running 700c with 25m ...
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-1
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1
answer
635
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What is the world record for fastest speed unpaced, upright, on a road bike, on the flat, outside, in regular clothes?
I'm looking for some idea of the fastest speed possible under normal conditions. Just a person, out on their bike, in shorts and a t-shirt. No pacing behind a vehicle or a peloton. No TT bike or TT ...
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3
votes
1
answer
260
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How to estimate the speed of cyclist with given parameters
How is the speed of the cyclist determined?
If I know the effort of pedaling in watts, the air drag area in meters squared, the rolling resistance details of the tires, and the mass of the cyclist and ...
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4
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How much slower should I expect to be in winter rides?
I typically do ~100km rides (almost always alone). In summer, I manage average speeds of 30km/h or more. This is the first (of only three in total anyhow) winter in which I keep riding somewhat ...
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2
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Biking Target Speeds
On a road bike what is a good target solo speed for someone who wants to be a better than average cyclist?
Like is there a certain speed where you know as a cyclist you are doing pretty good like 20 ...
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answer
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Will Shimano Acera 8 speed derailleur work on 6 speed freewheel?
I want to get a higher quality rear derailleur from the Tourney which I have right now(it broke). I want a Shimano Acera RD-M360-SGS. The problem is that its 8 speed. Will it work on my 6 speed ...
0
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1
answer
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20 inch ebike wheel motor exchange
Hi members eres something that I would like to know. ..
I have a viking gravity 20 inch ebike wheel motor.
If I exchanged/refitted this motor into say a 29inch wheel with all the same parts/kit ...
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1
answer
675
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Does the size of a bike tire matter when going up and down hills?
I am doing science fair and my question is if the size matters when going up and down hill on a bike. I looked all over your site and I couldn't find anything about the size of a tire for going up and ...
0
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4
answers
703
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What makes one bike faster than another when same wattage is applied?
I have two bikes. One is a $7k+ Cervelo S-Series, and the other is a <$1K Trek Domane AL 2. With the same perceived effort applied, my Cervelo goes much faster. I am able to routinely hit above ...
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4
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352
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How do I increase my average speed?
I've previously used a very old, not maintained single speed bike, and after my father having recently brought a hybrid bike, it's been about 20 days since I've been riding it more or less daily, ...
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4
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528
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Upright bicycle efficiency & seat movement
The Kwiggle is folding bike that has been around for a while now (even though doesn't seem to be for sale yet): https://kwiggle.odoo.com/en_US/startseite
Apart from it's folding capabilities I was ...
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6
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I am putting drop bars on one of my MTB Shimano 10 speed 1x Deore. I am looking for a road hydro shift lever
I will be putting road drop bars on one of my mtb's for this coming winter as a project that has Shimano 10 speed 1x Deore.
My goal is to "simply"🙈😆 have road shift levers and hydraulic ...
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1
answer
333
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Max speed for wheel bearings
I don't know much about bikes. I've got myself an older Specialized Stumpjumper. I asked myself the other day while I was riding with +50km/h through the forest what the maximum speed is the wheel ...
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4
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1
answer
224
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Is there a free speedometer app for Android phones which beeps if I am deviating from a pre-set speed?
I have seen that on bumps races, some coach signal to the team by blowing a whistle in different rythms.
Is there a free phone app for Android phones, which I can set a speed for my ride, and if I am ...
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2
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3
answers
204
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What can I expect within a year?
I've just started road cycling 1.5 months ago, I'm a 15 year old guy with no serious experience, my avg speed on a road bike is 16,8mph is that a good speed?, what can i expect in one year in terms of ...
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8
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Is cycling behind a truck a bad practice?
Sometimes on a highway outside my city, Nairobi, I have been passed by fellow cyclist cycling behind trucks. As much as it is similar to holding onto the back of the track this is different since you ...
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4
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Does rocking the bike side to side when e.g. sprinting or climbing help?
Or would more power go through the pedals if the rider held the frame still/upright?
Or is there little difference? How would it be measured and what are the forces acting on the bike when rocking ...
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4
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Is it possible to accurately measure airspeed on a bike, and is it useful?
So riding into a 15mph headwind at 15mph, your airspeed would presumably show as 30mph. In no wind, airspeed of 15mph.
What would the airspeed be if cycling at 15mph with a 15mph crosswind?
And ...
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2
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449
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8 speed shimano claris cassette on Campagnolo Calima C17
I'm looking to replace my two wheels and I've been recommended this Campagnolo Calima C17 Clincher Road Wheelset.
I currently have a Shimano Claris 8 speed cassette.
The wheels are described as 10/...
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4
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How do sidewinds affect forward speed?
If I'm riding at 20mph on the flat with no wind, and then a 10mph wind kicks up, if I'm heading directly into it I'll slow down by X mph, and if I'm heading directly with it (i.e. pure tailwind) I'll ...
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22
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12
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Why is a road bike faster than a city bike with the same effort? How much faster it can be?
Why is a road bike faster than a city bike with the same effort? And how much faster it is? (if someone have measured it)
Motive of the question:
My current bike is a city bike with front fork shock ...
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3
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5
answers
2k
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Relationship between speed and cadence?
I am having a disagreement with a friend. It stems around the scenario of 2 identical bikes on the same gear ratio side by side. If the rate of pedaling is same for both do both bikes travel at the ...
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3
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E-bike speed limit in Ontario, Canada
In Ontario, Canada, may I pedal my e-bike up to the road's posted speed limit without motor assistance?
Like if my bike does 31 mph but the speed limit is higher, can I travel to that speed without ...
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3
answers
36k
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Why is my new front wheel not spinning?
Today my front wheel got flat. I took it for repair and when I went back home cycling it was very hard. It felt so heavy and that was not normal for speed 4, when I changed down to speed 3, 2, 1 it ...
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2
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336
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How much can I expect to improve in 1 year?
I am 51 yo, started cycling 2 months ago. I do about 80 km per week (in weekends). Currently my average speed over large distances (max distance I've done so far is 90 km) is around 22 km/h. On flat ...
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1
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Is it worth upgrading to 28mm tyres from 25 for a 250 mile ride?
Next month I'm embarking on a 250 mile ride over one day - I've done plenty of training and I'm ready. Currently my bike has 25mm tyres and some of the 100 - 175mile training rides I've done have ...
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6
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3k
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I want an old road bike to fix up that goes fast. Where do I start?
I would like to get into road biking with some co-workers who have fancy new road bikes. However, I prefer to buy an older bike from the 70s, 80s, or 90s because I like fixing up older stuff and I'm ...
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