Bicycles Stack Exchange
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1500 questions
24
votes
8 answers

Why is there nearly no 1x road bikes?

During last ~10 years, nearly all high-end mountain bikes became 1x. Front derailleur seems to be gone. In road bike world this has not happened. Why so? MTB gear range is typically larger than road one. In 3x era, MTBs could have 22-32-44…
Konstantin Shemyak
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2 answers

Selecting the right crank length

What is the best way to determine the correct crank length for my height and more specifically my leg length?
John Owen
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24
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1 answer

Random piece of plastic

I have recently purchased a hybrid bike with suspension (not sure if that is relevant to this question). It came with two pieces of plastic. Any ideas what they may be for?
RADAR
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24
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4 answers

Pedaling at different gear ratios on flat terrain: what's the point?

I have seen many cyclist pedaling at different gear ratios on the same (flat) terrain and cruising at (roughly) the same speed. They move quite fast, but when I look at how fast they pedal, I realize that the gear ratio is much lower than what I'm…
Christmas Snow
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1 answer

Why is Shimano's 105 groupset called 105?

Shimano's current road lineup is Claris / Sora / Tiagra / 105 / Ultegra / Duraace 105 stands out as odd because its a number. Is there some special meaning ? Research 105 was released in 1983 as a 6 speed groupset under the name "A105 Golden…
Criggie
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24
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5 answers

Right hook accident scenario: who is at fault?

I just got into a collision with a biker while driving my car. I have read a lot about these types of accidents, but none quite cover the circumstances that were present in my case and I’m wondering who is at fault. I was stopped at a red light in a…
Alakazooom
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24
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8 answers

6-bolt vs centre-lock: pros and cons?

I am having a new set of wheels built, and am trying to decide on whether to go with 6-bolt or centre-lock rotor interface. What are the pros and cons of the two systems?
NPE
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24
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8 answers

Parafin wax vs wet lube for bike chain lubrication?

So im thinking of waxing my chain (with parafin wax) what would the advantages of this be over wet lube (i use muck off). Anybody have any experience with waxed chains? Thanks.
Ben Poulter
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24
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1 answer

What is a taco?

I figure that "tacoing" is a typo but I can't work out what it should be. What is a taco, or tacoing a wheel? Originally from this question
Criggie
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24
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4 answers

How does Google Maps estimate cycling times

Google Maps has a bicycling routing option in beta. It does seem to do a good job routing in my town by using streets with bike lanes where possible and avoiding going up steep inclines directly. But I'm curious how it estimates travel time. For…
RoboKaren
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24
votes
20 answers

What different frame materials have been used?

In response to yet another frame materials question, I thought it might be useful to start with a more answerable question. One answer per material please, with an example of a bicycle frame using that material. Please use the format I've used in my…
Móż
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24
votes
8 answers

Putting pin(s) back into chain

While trying to put a new chain on a bike, I rather stupidly removed the "wrong" link in the chain, and it's already very short, so I can't simply remove yet another link in order to get the "correct" combination of links for connecting the chain…
errantlinguist
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24
votes
7 answers

Does this chainring need to be replaced?

Here is a closeup of my triple: All three rings are Shimano Ultegra and have never been changed. They probably have at least 12000+ km on them. I've been pretty good about changing the chain regularly although at this point I'm pretty sure that…
darkcanuck
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24
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6 answers

What kinds of brake designs exist, and what are their general pros and cons?

Here are the ones I'm aware of: Center Pull Cantilever Slightly better braking than side pull brakes. No recentering problem. Relatively rare V-Brakes Cheap to produce. Similar in braking power to center pull brakes. Relatively short service life…
Billy ONeal
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24
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4 answers

What are the benefits of drop bars?

I come from a mountain biking background but I've also done a lot of cycle touring but I chose to go with flat bars and bar-ends vs drop bars. I've also seen bikes that are designed for 'bike packing' such as the Salsa Fargo sporting drop…
Andrew Welch
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