The big round things your bike rolls on. Rims, spokes, hubs, etc. If it's all about the rubber part, "tire" tag is better.

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4answers
149 views

Air Pressure on wheels [closed]

Does the perfect air pressure is related to the performance of bikes? If yes, what is the exact amount of pressure required on MTB, Hybrid, City Bikes and BMX?
1
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5answers
178 views

Is it possible to remove wheel without loosening the (V) brakes

I have a mountain bike with V-brakes and every time I get a puncture and need to remove the wheel to replace the inner tube, I have to use a hex/Allen key to loosen the brakes, otherwise I can't pull ...
1
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3answers
76 views

Is the plastic piece between the seven gear sprocket and the spokes hard to replace, and how?

I was given a 21 gear mountain bike as payment for some work I did for a neighbor which had been in his backyard for about a year. Though it cleaned up very well there is one part I would love to ...
6
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5answers
2k views

How long should spokes last?

Trek Fx 7.3, 1 year old, 1900 miles 3 days short of my 1 year bike purchase anniversary I discovered some broken spokes on the rear wheel. The bike shop gave me a new wheel they had in the shop, an ...
1
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1answer
45 views

Visual inspection of wheel hub

I need to build a new bicycle (others are gone, stolen :( ). Good thing is, I have two spare wheels of decent quality in my basement. These old wheels took quite a beating though, when I was younger. ...
0
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1answer
49 views

What variables are considered when determining wheel size and how do they affect these variables?

What variables are considered when determining wheel size from a theoratical perspective and how do they affect these variables? I noticed that city bikes tend to have smaller wheel sizes, whereas ...
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2answers
164 views

When I put my bike on the repair stand and turn the pedal, is the rear wheel supposed to spin freely

I recently bought a cheap road bike. I feel a little drag in the back. When I put it on a repair stand and turn the pedal, the wheel spins a few times and stops.
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0answers
58 views

Wheels keep getting buckled

I have a touring bike with one side-bag on the back frame. On average I cycle 60 miles a week. How often do I need to buy new wheels? As of late I keep buckling both wheels. Can anyone please help ...
0
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3answers
186 views

Will disc brakes aggravate the problem with spokes pulling through the rim?

I am hoping that a mechanical engineer can give an educated answer to my question here. I am concerned about this because I have always had some trouble with spokes pulling through the rim on the rear ...
0
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1answer
83 views

Correct wheel size for a vintage Peugot

I'm currently upgrading an old Peugot frame and I'm trying to buy the correct wheel size for the bike. This is actually my second attempt after selecting the incorrect size last year. The bike is old ...
4
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2answers
6k views

What causes the noise that race wheels make when you are not pedaling?

A friend just got a new tri bike with Zipp wheels and they are loud when she is coasting. What causes that?
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9answers
1k views

Why won't tires go on my Velocity A23 rims?

Recently bought the A23's. Wanted to see if the wider rims lived up to the hype of a smoother ride, better cornering, etc. After getting the wheels built by my shop, however, it appears to have been a ...
1
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1answer
88 views

When is a wheel considered true?

Generally speaking, how much runout can a bicycle wheel have and still be considered true?
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3answers
87 views

inferior/weaker rims vs superior/stronger rims with an underweight cyclist

I want to ask a physics-related question, I'm a male, 162cm, height 50kg/110lbs (I'm healthy, but too light!). Right now I'm building a Surly Cross Check and I'm confused what wheels I should ...
0
votes
2answers
77 views

How to tell if a new pair of brake calibers will fit my wheel, tire, and frame?

I have a Takara Kabuto. It has 700x32 tires (I don't really know what that means). I was looking at upgrading the brake calipers. I was looking at these, among others. How do I tell if they will ...
4
votes
1answer
1k views

Just found a vintage Sears & Roebuck 'Ted Williams' Free Spirit 3 wheeler. Can I modernize it?

It's been in my girlfriends back yard for years and I'm under the impression that it's a pretty uncommon bike because I can't find any information on it. Her stepfather spray painted a camo pattern on ...
0
votes
2answers
70 views

How to replace a wheel Spoke

One of the spokes of the front wheel of my bicycle is removed and this really affected the alignment, How can I replace it and make the wheel balanced back, or do I have to replace the whole wheel? ...
1
vote
1answer
141 views

Choosing New Rims/Hubs & Assessing Size

I have a 10 year old Trek 7300 FX hybrid which came with Matrix 750 double walled rims. "559 x 19" is marked on the sticker of these rims. The tyres fitted are 700 x 38C (622) - I'm assuming (should I ...
0
votes
1answer
64 views

What is the cause of earlier rear wheel lock-ups in the wet?

I have faith in Sheldon and Jobst's arguments about hydroplaning. I do not understand the action of a wheel locking up (entering a skid), other than the intuitive level of braking ~> locks up / ...
1
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1answer
33 views

Can I convert my velocity 9-speed rear road hub to bolt-on?

I have an older velocity wheelset with their standard 9-speed road hubs. Can I convert these hubs (particularly the rear hub) to bolt on?
3
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3answers
143 views

When truing a wheel, is it enough to only use a tension meter, and not a truing stand?

I presume that if you get all spoke tensions equal, and at the recommended tension for the spoke thickness, then the wheel will be true. My intention is to get a wheel reasonably true (laterally) by ...
3
votes
2answers
8k views

Deformed/uneven/bumpy wheel/tire/tube, how to diagnose or repair?

My bike has a deformation in the rear wheel, almost surely not due to the rim. At some point the tire has a "valley", causing it to bump instead of rolling smoothly. I'd like to understand if I have ...
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5answers
119 views

What is the impact of a buckled wheel?

My rear (disc) wheel currently has a lot of movement in it. I have been riding it like this for 18 months due to intending to replace the rim (has been dented) rather than simply getting it trued. The ...
3
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4answers
415 views

Why no wheels with rope instead of spokes?

Spokes in a wheel are (shall) be loaded always in tension. Seems like a simple rope of steel strings would do. Furthermore, uneven spoke tension can lead to lots of problems (among which loose ...
1
vote
3answers
80 views

Road bike frame for offroad/cx wheels

I'll be moving in the near future from a wide open rural area with open, expansive country roads to a more suburban area with traffic issues but a few offroad trails available for riding. My question ...
15
votes
5answers
2k views

What should I look for in choosing wheels for a road bike?

I have a commuting/touring bike and my riding is a good bit of commuting mixed with weekend rides of up to 50 miles. In my lame knowledge, I'll assume that lighter wheels can be had when you spend ...
2
votes
4answers
203 views

Wheel size for heavier rider, larger vs smaller

I am a heavier rider, whilst still reducing, I am over 120kg or 260lb. I have broken many spokes on the rear of my 26er sub-$500 mountain bike. Broken at the elbow. There could be many factors for ...
6
votes
3answers
4k views

What are the pros and cons of Double Butted vs Straight Spokes when building a wheel?

Straight spokes will have the same diameter through the whole length, double butted spoked are thinner in the middle than at the ends. Here's my current understanding of the benefits of each: Double ...
0
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1answer
98 views

Do I need to use thread locker or spoke prep when building wheels if spokes come pre-treated?

I purchased a dynamo hub, rim, and spokes for a wheel build. Unknown to me at the time of purchase, I discovered that the spokes all have blue thread locker compound pre-applied to the threads. The ...
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votes
1answer
69 views

Back wheel cannot turn.

I have an ONYX ONE 29' cruiser bike. It's a really big bike and it has rear wheel brakes. I recently removed the back wheel with a power tool, for I tried to remove it with a wrench, and it wouldn't ...
4
votes
5answers
3k views

Can I combine different wheel sizes in one mtb?

Imagine a mountain bike that uses a 29er fork with 29er wheel and a 27.5 wheel at the rear. Can this be realized and what are the pros and cons?
3
votes
2answers
402 views

Brake pads and removing the wheels

I am new to road bikes. I bought a new road bike. I wanted to take the front wheel out, but it was difficult because, despite of having "opened" the brake pads (with the quick release lever found on ...
2
votes
4answers
3k views

How can I remove a stuck rear cassette?

I've been trying in vain to remove a rear cassette that I myself installed about a year ago. I may have over-tightened the lock ring and now I can't remove it no matter what position I hold the ...
0
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4answers
70 views

How tight should the spokes be on a bontegra wheel set stock for a madone 5.2?

Recently I encountered speed wobbles going down a bridge at 40 mph. I swear I saw death look me in the eyes. I'm considering the wobbles came from uneven tension on the spokes. The spokes are most ...
0
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3answers
186 views

How long between spoke adjustments on a mountain bike?

I have a mountain bike that's now about 18 months old. At the 12 month mark I took it for its first annual service. Since then there's been a problem with the front wheel coming out of alignment. ...
4
votes
2answers
9k views

How do I determine my wheel size

Would someone explain wheel sizes. If I am not mistaken, the wheels on my Trek 520 touring bike are 700C. There are no markings, and of course, no documentation of any kind. I assume 700 means 700mm, ...
12
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5answers
35k views

What are the differences between “clincher” and “tubular” tires?

What are the differences between "clincher" and "tubular" tires? I'm just a casual road cyclist at this point and don't put any more than 200 miles in over the course of the week. I'm looking to ...
1
vote
4answers
974 views

Bike computer wheel size setup

I've gotten my self my first mountain bike, along with a Bike computer. This needs to be setup, but im really not sure how i do this. The wheel size of the bike is a 27,5 inches. The bike computer is ...
0
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2answers
155 views

Do single speed/fixed bicycles come with machined rims?

I recently purchased a Masi Fixie Riser with a flip/flop hub (gearing on both sides) and brakes, but the rims aren't machined. Is this common on $700+ single speeds?
7
votes
5answers
12k views

What is the maximum weight that “normal” racing wheels can withstand?

I was recently in a bike-shop where the proprietor told me that the "normal" racing wheels of the more advanced bikes are normally only rated to carry 85kg. For example, he mentioned the Bianchi ...
0
votes
2answers
179 views

How does a bicycle tyre and wheel affect its performace and speed?

I have 700 x 38c wheels on my bike. While reading online I found that wider tyres have lower rolling resistance at the same inflation pressure than narrower tyres but they will be a little heavier and ...
3
votes
4answers
315 views

sealed hubs vs normal hubs

My lbs recommended sealed hubs to me. Here are my doubts. Seeing as how I never ride in the rain or any such wet substances, I don't really need the "sealed" feature. Sheldon Brown says that if ...
0
votes
1answer
54 views

Axle to wheel bore ratio? [closed]

This may be the wrong site but it's the closest one I thought someone would have knowledge of the question... It's not for a bike but rather replacing the wheels on a power wheels... The axle is ...
8
votes
5answers
4k views

Are aerodynamic rims worth additional weight?

I was under the impression that reducing the weight of your wheels is important. However, I'm noticing that many of the extremely high-end aerodynamic rims are actually heavier than cheaper rims by ...
1
vote
2answers
116 views

Road wheel conversion to single speed wheel

I am looking to upgrade the stock wheels on my canondale caad10 rival. It came with a Fulcrum racing set. I was interested in converting this set of wheels for use on my single speed - a surly ...
2
votes
1answer
766 views

Hookless rim benefits

I'm in a market for new 700c road wheels and noticed that, in addition to usual clincher and tubular, some companies sell rims in hookless variant. They don't seem to be significantly lighter compared ...
10
votes
4answers
894 views

Why are wheels so important for racing?

I hear/read everywhere that if you can spend some extra money on the bike, buy better wheels. can someone explain for me why? Is it because they are rotating or are there other comfort factors? ...
0
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0answers
75 views

Who has information on this Fondriest Bike we found? Any good?

Does anyone here know anything about this old Fondriest bike? Thanks!
1
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2answers
105 views

Wheel Wobbles and Rubs on Brand New Bike?

I just got a brand new bike and it came partially assembled in the box. I don't have a whole lot of experience when it comes to working on or building bikes but I managed to put it together. theres a ...
0
votes
5answers
394 views

is a 29er a good fit for a 5'9 height?

I'm a 5'9.5 and I use a 26er gt and I don't feel that comfortable as it feels so small. I've also tried a 27.5 merida, it was an improvement but I can't still quite grasp that same feeling when you ...