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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48 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 ...
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2answers
90 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 ...
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1answer
47 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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1answer
41 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. ...
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0answers
57 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 ...
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0answers
18 views

Options for 650c triathlon wheels [closed]

I'm looking for 650c for triathlon. What are my options? I found the Zipp 404 650c wheels but are there other companies still making aerodynamic 650c wheels? 15 years ago there used to be many more ...
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3answers
185 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 ...
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1answer
87 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
85 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 ...
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2answers
73 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 ...
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2answers
163 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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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? ...
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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 / ...
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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?
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4answers
137 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?
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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 ...
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5answers
118 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 ...
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4answers
412 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 ...
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3answers
77 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 ...
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4answers
199 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 ...
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2answers
401 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 ...
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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 ...
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4answers
69 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 ...
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3answers
185 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. ...
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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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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 ...
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2answers
172 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 ...
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4answers
923 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 ...
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4answers
303 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 ...
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1answer
53 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 ...
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2answers
112 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 ...
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0answers
74 views

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

Does anyone here know anything about this old Fondriest bike? Thanks!
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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?
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2answers
104 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 ...
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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? ...
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5answers
371 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 ...
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1answer
60 views

how to find wheel brand

How do I find the brand/make of a bike wheel? I have been given a free bike in great condition except the front wheel is damaged. I need to replace it but can't find any markings to state what make it ...
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2answers
175 views

What is this pumping nozzle called?

My local bike shop have one of these green nozzles that anyone can use to pump their bike. They say that only companies can buy those, but I would really like such for my blue compressor. What I like ...
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3answers
179 views

My back wheel isn't connected to the gears

I have an old bike it says Via Montega on the body if that helps. I was ridding it earlier when the peddling stopped resulting in forward motion. I thought the chain might have come loose but it is ...
2
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1answer
91 views

Mixing various spoke widths in a single wheel

So the story began some 4 years ago, when I bent my rear derailleur hanger while crashing, and my chain got stuck between the cassette and the wheel scratching a few spokes. Everything was fine until ...
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1answer
91 views

Install hub dynamo on new cyclocross

I'm buying a Cannondale CAADX 105 Disc and I'm planning on installing a hub dynamo, perhaps an SP PD-8. 1.) I haven't done this before, but judging by what I have seen on YouTube: Get the new spoke ...
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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?
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2answers
111 views

Difference between 3 campy 80mm deep section wheels

Currently, three 80mm wheels are listed in Campagnolo's websites, but I can't fully see what's exactly the difference between them. BORA ULTRA 80 BULLET ULTRA 80MM BULLET 80MM I guess BULLET 80MM ...
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1answer
67 views

dual pivot side pull brake shoe touches wheel rim. How do I fix it?

Based on http://sheldonbrown.com/calipers.html what I have on my front tire is the "Dual Pivot Sidepull" type brake. The right brake shoe touches the wheel without having to actually apply the brakes. ...
0
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1answer
65 views

Axle flex under load normal for freewheel hub?

When using a freewheel'd hub is it normal for the drive side of the axle to flex a little bit? I replaced the kickstand on my bike and the new one sits closer to the rear tire with about 2 mm ...
2
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1answer
161 views

Why are tires that fit 622mm wheels called 700C [duplicate]

where does the 700 come from and what does the C stand for in 700c?
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1answer
201 views

Pros and Cons of 29 "wheels [duplicate]

I have an 29" LaPierre Hardtail. What is the difference between 29" wheels and smaller ones? I'd like to know this not only for single trails but also on the road and / or downhill trails.
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1answer
140 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 ...
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2answers
84 views

Loose Hub on front wheel

Front wheel hub is loose and the whole thing wobbles a bit. Im a fan of dubstep but there's a little too much wubwub in my hub. How do I tighten that bad boy up properly? Thanks!
2
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2answers
372 views

The best way to deal with/prevent punctures on tubular tyres

I recently picked up some rather expensive tubular wheels on the back of a lot of advice to do with rolling resistance, comfort etc. However I've recently found I'm quite afraid to use them on long ...