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

learn more… | top users | synonyms (1)

5
votes
2answers
2k views

How can I store my extra wheels on the wall efficiently, without hanging them by the rim?

I have 5 pair of extra wheels, which I would like to store on the wall efficiently. I am a little skittish about storing them using the rim since some of them are carbon wheels and I don't want to ...
5
votes
3answers
4k views

Retrieving Loose Nipple from Inside Rim

So I have a wheelset that I really like, only problem is the first time I rode the wheels a nipple came off the spoke when I launched off a speed bump going downhill. For a long time it was silent (...
5
votes
1answer
2k views

Truing an 'out of round' wheel

I am building my first wheelset. The front wheel went without a hitch - nice and true both radially and laterally. However, the rear wheel has a pronounced (5mm) bulge over about 1/4 of it. The ...
5
votes
3answers
35k 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, ...
5
votes
1answer
344 views

Increasing the size of tyres on a hybrid

We are planning on doing some mountain biking in a few weeks time and we'd like to get some wider tyres for my wife's hybrid. I know there are similar questions and answers out there on this topic, ...
5
votes
2answers
136 views

What can be creating resistance when I cycle?

I recently bought a foldable bicycle. Everything seems fine and smooth, but when I cycle I can feel quite a lot of resistance - not air resistance, but resistance on my tires - to the point than when ...
5
votes
3answers
2k views

What's the best way to quickly align front quick release wheel?

The front wheel on my bike is quick-release, and I often remove it when locking up my bike. Then when I go to put it back on, sometimes it is a bit difficult to make sure that the wheel is centered ...
5
votes
3answers
4k views

Can I run rim brakes on a disc rim?

I'm trying to buy a front wheel which will work with both disc and rim brakes so that I can use it on my cross bike (with rim brakes) and my mountain bike (with disc brakes) with a dynamo hub to power ...
5
votes
2answers
726 views

What are wheel tension relief machines called?

At a San Diego bike shop I saw a machine that is purported to take the tension out of a wheel while it's being built so that the tension won't be released when you first start to ride it. Description:...
5
votes
3answers
451 views

Shaky Freewheel

I posted a question some time ago about vibrations in the frame of my road bike (a 1973 Sekine). Recently, I determined that the rear wheel is sliding back and forth across the axle, with about 0.5cm ...
5
votes
3answers
704 views

Damaged rim or just the tube valve?

I had a flat on the way to work today. Not really earth shattering, it was about 5 miles in, only a short walk until the office, where I could fix it in comfort. But walking the bike, I noticed an ...
5
votes
1answer
231 views

Using different style disc rotors with the same brake calipers

I currently have a set of TRP Hy/Rd brakes that came with 6-bolt style rotors. I am interested in purchasing a different wheelset that uses Shimano's centerlock style hubs. One wheelset would serve ...
5
votes
1answer
353 views

Second wheel set for winter

I commute every day on my trekking bike and when it is snowy/icy, I replace my normal tires with some studded tires. The studded tires are ace, but replacing the tires is a real pain in the ass. So ...
5
votes
1answer
34 views

Combining a Dynamo hub with a single speed geared hub setup

In theory, can you build a dynamo hub, say a SON, with a fixie/single speed gear, all mounted in the same hub and wheel? I will be building a touring rig with an extra wheel trailer and I would like ...
5
votes
1answer
178 views

How many spokes can break before I need a new wheel?

3 of the spokes on my wheel are broken. How can I tell if the wheel is still good to use? Can I just replace the spokes or do I need to buy a brand new wheel?
5
votes
2answers
132 views

How do I replace my rear wheel?

My rear wheel was stolen this morning and I am unsure about how to go about getting a new one without wasting too much time and money (I really want to start biking to work again!). My bike is really ...
5
votes
1answer
2k views

Does having machined brake surface on rims matter?

I'm looking at getting a wheelset with disc hubs and rim brakes to run on my disc and non-disc cross bikes. There are stock wheels that have velocity a23 rims, which are a poupular rim brake ...
5
votes
1answer
1k views

How do I correctly align the brake disc with the callipers when replacing my quick-release wheel?

My bike's front wheel is quick-release (QR), but the rear has a traditional skewer (because of the hub gears). It also has disc brakes, and as you'd expect, there isn't a lot of clearance between the ...
5
votes
1answer
3k 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 ...
5
votes
1answer
4k views

How to choose rim strip width?

After referencing How do I know which size and type of rim strip to buy? I still couldn't use any of the answers to identify the correct width of rim tape to choose. Velox tape comes in narrow (...
5
votes
1answer
256 views

Flashpoint FP80 / SRAM S80 - rear hub specifications?

I'm looking for the specs of a SRAM S80 rear wheel hub. I dearly wish to replace its 9/10-speed freehub body with one that can accomodate Shimano 11-cog casettes. SRAM S80 was a 80mm-profile aero ...
4
votes
4answers
31k views

Most effective upgrades on Road bike

Earlier this year I purchased my first road bike (a 2013 - Felt F75). I had never really ridden before, so I didn't want to spend too much money up front not knowing how much I would actually ride. ...
4
votes
11answers
3k 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 ...
4
votes
2answers
9k 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?
4
votes
3answers
257 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 ...
4
votes
2answers
339 views

Wheel Build Questions for Those who have done it

To the experienced builders. What are the absolutely neccessary tools to build a reliable trued wheel? The wheel will be a 700c wheel for a standard road bike.
4
votes
3answers
1k views

How long will I survive? 5 wheel spokes missing

What do you think, guys? Or should not I try it at all?
4
votes
3answers
2k views

More freehub removal problems.

So helpful folks here helped me get the cog and lockring off, and now I'm stuck with this. I looked on Park's website again for "removal of freewheel" help, but mine didn't fit with any of the methods....
4
votes
1answer
143 views

Can a bike wheel be damaged if it's hit by a mop?

I can't keep my bike inside my flat, which is why I used to keep it in the staircase of my block. The problem is, the janitor mops the staircase every day and I'm afraid he will hit the wheels of my ...
4
votes
2answers
117 views

Have I damaged my tyres?

I noticed after mounting some new tyres that part of the side wall, just above the bead, seems to have been damaged while I was fitting them (see photos below). These tyres were especially difficult ...
4
votes
3answers
197 views

Aero wheel on front, regular on back - why?

I've seen a lot of riders in the city, usually fixe riders or courriers, riding bikes with an expensive aero wheel on front and a regular, cheap-looking, un-aerodynamic alloy wheel on back. Why ...
4
votes
3answers
5k views

What tools are required to replace a spoke?

When out riding at the weekend, for the very first time, I managed to break a spoke on my wheel. Because I've not done it before, and I want to get back out on the bike soon, this time around I am ...
4
votes
2answers
1k views

Why are hand-built wheels considered to be better than machine-built wheels?

Why are hand-built wheels considered to be better than machine-built wheels? I would think that a machine-built wheel would be better and cheaper, since machines generally do a more precise job than ...
4
votes
2answers
1k views

Is there a special technique for truing flat spoked wheels?

I have a set of Shimano R560's that have flat, bladed spokes (16 front & 20 rear, from memory). They are a little worse for wear after a couple of years and at least 10,000 kms. My usual LBS has ...
4
votes
1answer
68 views

Rim dish and flange angle problem

this is the n-th time I have faced with this problem. The problem is than one flange of the rim is higher than another one. As you can see on the photo. My rim is new this time, I have dynamo hub....
4
votes
4answers
10k views

Will I notice the benefits of changing wheels?

I've got a 2010 Specialized Tarmac Comp. The wheels are Mavic Aksiums and are pretty well known to be dam heavy (but sturdy) I'm seriously considering swapping them for something like Fulcrum Racing ...
4
votes
2answers
16k views

How do I know if I can replace the 27 inch wheels with 700c wheels on my bike?

I recently purchased an 80's Japanese bike off craigslist called "Jupiter King." It has 27 inch tires but I want to switch to 700c for greater wheel/tire selection. I specifically want some nice ...
4
votes
2answers
363 views

How tight should your stem valve nut be?

I just got new schrader valve tubes that have the rim fitting nut on them. Since this question has not been asked on here before, what is the proper tension that the nut should meet the rim? My ...
4
votes
3answers
608 views

Is it normal for a presta valve to unscrew into two pieces?

I have a Continental Road inner tube with a threaded presta valve. I also have a threaded bike pump which I screw onto the valve to inflate the tube. When I try to unscrew the pump, the uppermost ...
4
votes
2answers
164 views

Front wheel oscillation

I'm not sure if oscillation is the right way to describe this, but when I'm riding at speed (say around 35-40 km/h) and take one hand off of the bars, the bars shimmy or oscillate – kind of like they ...
4
votes
1answer
214 views

Is wheel dish important?

It makes sense that ideally a wheel should be dished well (close to centered), but what are the consequences of a wheel being out of dish but otherwise true?
4
votes
2answers
2k views

Mounting a 7-Speed Cassette on an 8/9 speed hub

I asked an earlier question regarding putting modern road wheels on my old steel frame. After clarifying a few things the main issue to me is the number of gears on the freehub. (The freehub I'm ...
4
votes
3answers
204 views

Were these bearings defective?

A couple of days ago my girlfriend's bicycle broke. The rear wheel was stuck. Tonight I had finally some spare time to have a look. The bearings had failed, so much so that the wheel must have spun ...
4
votes
2answers
3k views

I assambled rear wheel hub, but now rear wheel is not turning freely

I disassambled/assambled rear wheel hub, but now rear wheel is not turning freely, what have i done wrong?
4
votes
3answers
183 views

cold setting 3-speed road frame to 7 8 speed cassette

So my old road bike has a 3-speed freewheel, dropout spacing is about 114 mm. I'd like to give it an upgrade and put a 7 or 8 speed cassette (maybe stick with a freewheel if 6-7 speed, I just want ...
4
votes
2answers
2k 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 ...
4
votes
1answer
179 views

How many speeds will fit on a wheel?

I have a cassette style wheel. How do I measure whether it will take a 7, 8, or 9 speed cassette?
4
votes
4answers
15k views

Are double walled rims worth the money?

I need a whole new front wheel. I have been around some of the bike shops in my city and found that the cheapest whole new wheel (wheel, tire, tube, tape) is about £55. I also asked at the shop I ...
4
votes
2answers
2k views

Best value for money on aero wheels

I cycle to work three times a week over a distance of 13 miles in both directions. I do approximately 20mph most of the way there and back and I am looking for ways to speed up the commute. Having ...
4
votes
4answers
350 views

Effects of design on speed?

I'd like to understand more about how the design of a bike affects its speed (assume a normal, two-wheeled bike with gears). Can I assume that weight has little effect, on level ground, except when ...