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14 votes
Accepted

How much faster would I go with a better road bike?

That's really hard to answer. Every year, bike makers come out with claims that this year's model is N% more aerodynamic than last year's, etc. Although they don't always give hard specs on CdA. Also, ...
Adam Rice's user avatar
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12 votes

How much faster would I go with a better road bike?

I maintain the bikes for an elite rider who funds his career by coaching while he finds a team. The main thing holding you back on a bike is aerodynamics. The faster you go, the more true this becomes....
Noise's user avatar
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8 votes
Accepted

Altus 9-speed shifters&derailleur paired with a 10-speed road bike cassette

There is no compatibility of any kind between the shifter you have and any 10-speed cassette. Being able to kinda sorta get into all the gears doesn't make it work. SL-4700 and ST-4700 are ...
Nathan Knutson's user avatar
8 votes

For my Specialized Expedition Sport, which would provide a greater boost in speed: increasing the stock 26" tires or changing the cassette?

When you say you "reach top end 16 mph," does that mean you could easily pedal harder but have run out of gears? Or that you run out of steam? If you've got the strength to pedal harder, ...
Adam Rice's user avatar
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7 votes
Accepted

Are thinner narrower tires faster than the wider ones?

At same pressure, riding on hard surface like pavement, thinner narrower tires are: Faster due to less air resistance than wider tires Faster due to less weight, mainly on climbs, but do note that ...
juhist's user avatar
  • 18.5k
6 votes

Is the gear cycle a sham?

If I am understanding the question correctly, the OP is asking what benefit there is to a multi-speed bike compared to a single-speed bike. The human body acts as a high-torque, low-power engine. ...
Adam Rice's user avatar
  • 29.7k
6 votes

How much faster would I go with a better road bike?

I think you need to decide a bit in what conditions you want to be faster and then go for a matching type of new bike. Spoiler: It's probably easier to get an overall faster bike than a superlight ...
DoNuT's user avatar
  • 4,126
6 votes

Are thinner narrower tires faster than the wider ones?

As this is a mountain bike, the fastest tyres are probably those most appropriate for the surface you're riding on. On dirt trails, you need grip to accelerate, turn, and brake. This is often best ...
Chris H's user avatar
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3 votes

Are thinner narrower tires faster than the wider ones?

First, what do you mean by thickness? (Note, I wrote this before the OP clarified that they're on an MTB) Time trial tires have very thin casings. Performance road tires usually have two or three ...
Weiwen Ng's user avatar
  • 30.9k
2 votes

Are thinner narrower tires faster than the wider ones?

It depends on the use of the mountain bike. Do you use it as a mountain bike? Or do you just use it on paved roads and cycling paths? The MTB world is shifting towards wider and wider tyres to be ...
Vladimir F Героям слава's user avatar
2 votes

Are thinner narrower tires faster than the wider ones?

As a very, very general rule skinnier tyres are faster rolling, but there is really a whole heap more variables to consider than just the width of the tyre. Things like weight, tread patterns, tyre ...
Hursey's user avatar
  • 705
2 votes

Trek Incite 8i wireless bike computer showing excess speed reading

Yes - EMF interference is absolutely a thing and can mess up the signal between a wireless sensor and the head unit. A fresh battery in the sender/sensor can help with a "louder" ...
Criggie's user avatar
  • 123k
1 vote

Is the gear cycle a sham?

I think the question is asking if derailleurs and multiple cogs/chainrings are not worth the cost and complexity compared to fixed gear or single-speed bikes. Track cycling only uses fixed gear bikes. ...
Weiwen Ng's user avatar
  • 30.9k

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