65 votes
Accepted

I am a beginner to commuting by bike and I find it very tiring. Is it my fitness level or my single-speed bicycle?

Was going to comment, but I'll make this an answer - it's the bike, not you. No, I really do mean it's the bike..... The bike as a fixie with 48/19 gearing is suitable for a cycle fit 20-something ...
user avatar
  • 40k
28 votes

Is it possible to measure your sit bones at home?

None of the above techniques worked for me. I made no impression on the corrugated cardboard and the foil just showed a nice big bum-print after sitting a few different surfaces. I came up with my own ...
user avatar
  • 281
24 votes
Accepted

Why don't seat tube lengths on modern bikes match their assigned sizes?

ANSWER The "frame size" is no longer a physical measurement on the bike. Instead its a "virtual" distance. Remember traditional horizontal top tube frames? These have been "...
user avatar
  • 99.1k
22 votes

Is it possible to measure your sit bones at home?

I know this is an old thread but it's the top one on Google and I found it helpful. I tried all the methods above and I didn't have a lot of luck so I wanted to share what I tried. I made some ...
user avatar
  • 221
22 votes

Making bigger steel frame smaller

It isn’t possible to resize a bike like this. You would be talking about removing each individual tube, cutting it down to size, and then rejoining them. We would be talking about all the tubes, not ...
user avatar
  • 19.3k
19 votes

How to be certain a Boardman ADV 8.8 would fit without prior road bike experience?

This is why people recommend not going to Halfords. (For the benefit of people outside the UK, Halfords is primarily a car accessory shop, which also sells bikes). If you go to a proper bike shop, ...
user avatar
19 votes

I am a beginner to commuting by bike and I find it very tiring. Is it my fitness level or my single-speed bicycle?

Great effort on both the write-up and the commitment to start riding again. Try and separate the issues: Your route was suboptimal due to trusting google Getting off and walking a bike is ...
user avatar
  • 99.1k
16 votes

Unable to get into a 'TT' position, is my bike fit wrong, or am I just fat?

A bike fit is not intended to make any position you can adopt on your bike work. If the bike fitter did their job correctly, then would have set you up for your current level of flexibility, ...
user avatar
15 votes
Accepted

Adding gears to my grandson's 12" bike

If your grandson is that young, he's likely to have trouble keeping up with you no matter what bike he's riding. It may be that it's your expectations, not his bike, that should be modified. It seems ...
user avatar
  • 582
15 votes
Accepted

I'm an absolute beginner in bike touring, about to buy a bike. Is it worth it to hire a bike fitting service before the purchase?

Welcome to the cycling world. This is a good question. It may not be possible to answer entirely objectively. My vote is not to get a professional fit now, but I'll outline some considerations that ...
user avatar
  • 19.3k
14 votes

I think I chose the wrong road bike size

Almost all road bikes have your torso leaning forward to some degree, meaning you have to hold your head up constantly. If you've never ridden a true road bike before, you've probably never had to do ...
user avatar
  • 8,783
14 votes

I am a beginner to commuting by bike and I find it very tiring. Is it my fitness level or my single-speed bicycle?

4.1 miles, mostly flat, are on paper doable by any human with two legs in about 90 minutes. Walking. A bicycle? it should be at least 1/3 quicker (although I would expect it to be 3 or 4 times faster ...
user avatar
  • 3,156
13 votes

Safely Switch Bicycles before a Century?

I would strongly advise against that. Your legs are not going to be the problem, and neither is your overall conditioning/strength. If you are going to be around other riders, you need to be able to ...
user avatar
  • 491
13 votes

Why do I have to keep on changing my fit?

Often, I get on my bike and things feel a little off. I put it down to varying fatigue, stiffness, amount of sleep, mood, stress or a hundred other things. I then try to get get warmed up, then ...
user avatar
13 votes

How much can we change our bike wheel diameters before needing another bike fit?

The thing about bike fit is that it's almost exclusively about relating your body position to the mechanical parts of the bike. The relationship between handlebar, saddle and pedals is unaffected by ...
user avatar
  • 46.2k
13 votes
Accepted

What are, if any, the signature postural differences between riding a 26″ bike and a 29″ bike?

Wheel size can sometimes have repercussions on fit due to the bike design considerations where wheel size is a factor. But, those considerations largely deal with design choices rather than absolutes. ...
user avatar
12 votes
Accepted

Can I modify a slightly too big bike?

Try stopping with one foot down, leaning the bike over and leaving your dominant leg on the pedal with the pedal forward and up ready for a power stroke. By leaning the bike over you can get lots of ...
user avatar
  • 29.8k
12 votes

Adding gears to my grandson's 12" bike

Is he extremely short? An 8-year-old is almost 9 years old, and: "26 inch mountain bikes are suited for kids that are 9-13 years old." Don't fix up the 12 incher. Head into a local bike shop and get a ...
user avatar
11 votes

Is reversing the stem (pointing it backwards) a safe way to reduce reach length?

I have reversed the stem to bring the bars closer. I found no difference in steering or safety. If a reversed stem is needed, use it without worry. My answer is specific to "cruiser bars," or "cow ...
user avatar
11 votes

Is there more than one ideal seat post height based on type of riding?

Yes. However, it varies by type of riding and conditions. All Mountain is probably the extreme example of this (and the main market for dropper seatposts). All Mountain bikes are designed to be ...
user avatar
  • 9,858
11 votes
Accepted

What is the problem with adjusting brake levers to end their travel "too close" to the handlebars?

The issue with having brake levers which have travel that ends very close to the bars is that, as the brake pads wear down, the brake levers will hit the handlebars before the brakes are fully engaged....
user avatar
  • 1,701
11 votes

Pedal foot position - balls or arches

The ball of the foot gives a large, strong, stable area to use on the pedal, and gives you a nice lever to use your muscles effectively. Conversely, the arch of your foot is soft, elastic and not ...
user avatar
  • 12k
11 votes

I am a beginner to commuting by bike and I find it very tiring. Is it my fitness level or my single-speed bicycle?

This is an updated form of my answer, partially in response to the other answers. It is you, not the bike. The bike may be a bit of a tough, perhaps over-ambitious choice, but it is in principle ok ...
user avatar
11 votes

Does a bike fit "carry over" from one bike to another?

In the abstract, yes - unless something changes in your body (joint mobility, upper body strength and mass, power output etc), then for a given discipline of riding and with a given set of goals (all ...
user avatar
10 votes

Is reversing the stem (pointing it backwards) a safe way to reduce reach length?

Short answer: probably. As long as the stem and handlebars are metal, or composite that can handle the stress of the reversed position you're not going to have mechanical problems. Long answer: ...
user avatar
  • 23k
10 votes
Accepted

arm and elbow position -- sticking out or straight, also pushing or pulling on handlebar

Ultimately all road bike positions are a compromise between comfort, power and aerodynamics. The balance between each component depends on your goals, experience, flexibility and any underlying ...
user avatar
  • 29.8k
10 votes

I am a beginner to commuting by bike and I find it very tiring. Is it my fitness level or my single-speed bicycle?

Despite their already being multiple good answers I am going to post this because I think each answer has good points but it is useful to have them in one place. I agree with everyone who said a ...
user avatar
10 votes

I am a beginner to commuting by bike and I find it very tiring. Is it my fitness level or my single-speed bicycle?

Both. You really, really, really don't want a bike without gears. In the city you'll rarely ride at the optimal speed for that transmission; instead you need to stop and start frequently and adapt to ...
user avatar
9 votes

Selecting the right crank length

I disagree with the selected answer as most of the provided links are simply opinion without any analytical backing. In terms of choosing a crank length on the basis of performance, there is very ...
user avatar
  • 29.8k
9 votes
Accepted

Is "bike fit" through site reliable?

A $600 dollar bike fit would be a professional fit where the set the bike up, adjusting everything to the last millimeter, replacing components as required and making the bike as fast and comfortable ...
user avatar
  • 40k

Only top scored, non community-wiki answers of a minimum length are eligible