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9 votes

Power and climbing speed

The answer to your "is that roughly right?" question is: yes, roughly. You're essentially asking for a relationship between watts/kg and VAM (velocità ascensionale media, a term coined by ...
R. Chung's user avatar
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8 votes
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Power and climbing speed

Here is a calculator where you can play around with these numbers. At 85 kg rider+bike and 200 W output, you'd be moving 14.4 km/h on a 5% grade (assuming no wind), and 8 km/h on a 10% grade. You are ...
Adam Rice's user avatar
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7 votes
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Can a lightweight cyclist climb better than the heavier one by producing less power?

Yes. This article goes into detail and shows the formula along with a few scenarios. In short, power-to-weight ratio becomes more important than raw power as the grade increases. Aerodynamic drag is ...
Adam Rice's user avatar
  • 30.1k
6 votes

Power and climbing speed

Your main problem here will be pacing a climb such that you can get up it without "popping" part way up. Given you're not racing, then your goal should be simply to achieve the climb. It's ...
Criggie's user avatar
  • 127k
3 votes

Can a lightweight cyclist climb better than the heavier one by producing less power?

Yeah, those lightweight powerhouses do great on the climbs but then they get hit on the descents, where higher weight gives an advantage. Look up Jean Robic, famous post-WW2 Tour de France winner, ...
John Billingsley's user avatar
3 votes

Maximum cassette size for 24 inch wheel and 20 inch wheel

In answer to the question: The largest cassette that fits on a 24" wheel bike with 12 speeds is at least 50T. Take a look at this Fezzari Lone Peak 24 Kids Mountain Bike with 24" wheels, 30T ...
Edward Hooper's user avatar
2 votes
Accepted

What features do i look for when shopping for a new xc mtb

An XC MTB seems like a good match for what you are looking for, but a gravel bike could also be a good fit (depends how extreme are the trails you mention). In the $2000 range, I'd be looking for an ...
Rеnаud's user avatar
  • 21k
2 votes

Resources to find climbs by gradient

What about https://climbfinder.com? Seems to have a search based on gradient but data quality may indeed depend on the region. Only works in Europe but based on your 22% climb, you're coming from ...
DoNuT's user avatar
  • 4,496
2 votes

Power output changes with gradient

This isn't a complete answer by any means, but I haven't seen it brought up yet. When you're climbing a steep hill (I'll let reader define that as they see fit), since your effort is constant, you'll ...
Paul H's user avatar
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1 vote
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Power output changes with gradient

There are two physiological facts that need to be considered here: Muscles consume energy not only to convert it into mechanical energy, but also to sustain a certain force. The greater the sustained ...
cmaster - reinstate monica's user avatar
1 vote

Gear Inches Optimal For Steep Hill Climbs

Practical answer from an enthusiast with six bikes who is not concerned with going fast. There are no prizes for being speedy. And steep hills or high headwinds are your enemy. Your granny (lowest) ...
Rebozo's user avatar
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