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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5
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5answers
414 views

Why do skinny tires require less pedal effort?

Everyone knows (citation needed) that (at fixed rim diameter) tyres with smaller section require less effort to move around (at least on a paved road). TL; DR. Why? A bit of context. I always ...
3
votes
1answer
100 views

Truing a twisted (vandalised) wheel/rim

Overnight someone stamped on my wheels, hard enough also to bend a pretty substantial rear rack. (Not a great welcome to Copenhagen, my lights were stolen last week...) Neither wheel would turn more ...
4
votes
2answers
154 views

How do I remove this back wheel axle nut? 90s Peugeot mountain bike

It's a 16mm nut that won't turn, and I don't want to bend my cone wrench. The other side came off easily but was a normal nut. This side seems to have some sort of lock/ hole for a pin but I'm not ...
0
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6answers
2k views

Is the 'shark wheel' a good idea for a bicycle?

I recently found a product that is a redesign of the common wheel. It's branded as the 'shark wheel'. It's basically a wheel where the rim is circular but bends like a sine wave. Simple idea but ...
1
vote
1answer
92 views

Disc brakes and single walled rims - is there something to worry about? [closed]

I know that the physics of disc brakes are different than rim brakes, but the differences are not intuitive to me so I want to double-check this. I understand that one fail point of single walled rims ...
0
votes
1answer
152 views

Is there a specific cyclocross wheel?

If you want some versatility regarding a bike (I have a Fuji sportif) what sort of wheels should I be looking into? I know there is some technicalities regarding road vs cx riding but if the bike can ...
13
votes
5answers
2k views

Super Heavyweight Biker keeps destroying Dutch bikes

So I've had two Dutch style bikes and I keep breaking the spokes on them. The last time I had a custom wheel built using good components by a well known shop here (sapim and mavic components)... the ...
3
votes
1answer
129 views

Front Hub Wheel Falling off

I have a Generic 1000 watt front hub motor and the front wheel keeps coming loose. What should I do? I think I have heard of something called a torque arm. Will this help?
2
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1answer
117 views

Is it usual for a freehub to have play? [duplicate]

I have a new rear wheel (Shimano Ultegra WH-6800) and the freehub has about 1mm-2mm of play in it. When the cassette is installed and the wheel is on the bike I'm getting a lot of wobble which is ...
3
votes
1answer
148 views

Trailer Lighting Using a Dynamo Hub [closed]

I have a B.o.B. Yak trailer which uses a ISO 305 mm BSD rim. I'd like to build up a wheel for the trailer using a dynamo hub (perhaps a Sanyo H27) so that I could have lights on the trailer. I know I ...
4
votes
3answers
553 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 ...
1
vote
1answer
73 views

One broken spoke = warped wheel

First time on any bike that I have broken a spoke. It instantly deformed the wheel making the bike un-rideable. From what I've read a single broken spoke should not do this, so anyone know what's ...
4
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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?
0
votes
1answer
126 views

Make the ride harder on fixed-gear bike

I bought used bike with words "gear mechanism is not working and set to 6th gear only". Ok, no problem. Riding was a bit harder, but fine for quadriceps :) Later I had a flat tire on rear/back ...
1
vote
1answer
55 views

The front tire of my Huffy 3 speed rubs against the right fork as it spins

The front tire of my Huffy 3 speed rubs against the right fork when it spins.
5
votes
1answer
227 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 ...
2
votes
1answer
79 views

new hand built wheel - loud spoke shivering sound when bounce unloaded

I've mounted a new hand built wheelset (XR270 with novatec 171/172) on my cyclocross bike and bounced it off ground for a few inches unloaded to check for any rattling of the new wheel (way to check ...
1
vote
1answer
44 views

Tips for cleaning old glue from a carbon tubular wheel

I'm replacing the tubular tire on an all carbon wheel (no aluminum brake surface) and cleaning the old glue off takes a long time. What are some tips, products or tools I can use to speed up this ...
3
votes
2answers
321 views

Why do my pedals shake and pop?

I just purchased a cruiser bike online that I had to assemble. When I rode it for the first time, I notice my pedals felt shaky, whether pedaling or coasting, and when I did pedal every few seconds ...
0
votes
1answer
137 views

What features should I look for in a new wheelset?

I am building a custom bike and I can spend $500-$1200 on wheels. What are the best features on a set of road wheels? It would be nice if they were lightweight for climbing but I live on the flats ...
2
votes
4answers
163 views

Are braking vibrations a sign of the end of the life of a wheel?

My mountain commuter (2008 Schwinn High Timber) has picked up a vibration in the front wheel under braking. I'm worried that this is a sign that the rim is end of life. I checked the V-brakes and ...
2
votes
3answers
56 views

Wheel alignment

I removed the front tire on my bike for the first time this past week. After I put the tire back on and went for a ride, it appears the bike does not turn as crisply/smoothly as before. I didn't have ...
3
votes
1answer
178 views

What pressure should I run? Front versus the back wheel?

I assume it is common sense you should run a lower pressure in the front wheel versus the back. I weigh 175 lbs, I have tires with max 120 PSI, what PSI should I run in the front and the back tire on ...
0
votes
3answers
284 views

My rear wheel shifts in the dropouts, what could cause this?

I weigh 175 lbs. and I can put some good torque into my compact double (I'm riding a steel frame). I'm having trouble with my wheel coming out of the dropouts, or becoming misaligned. It's a big ...
4
votes
1answer
207 views

Durable and Affordable 20" wheel and tire combo for Bicycle trailer?

I purchased an Aosom trailer a while back, and the wheels and tires are truly horrible. So much so I only run light loads now. I'm looking for 20" wheels that are either double wall alloy or ...
3
votes
6answers
400 views

I cannot go 30 miles without a flat. I can't figure out what the problem is

I have Mavix CXP-12 wheels (20mm). I have relatively new Freedom ThickSlick 23mm Tires on the wheels. I've been using these inner tubes: Meetlocks® 700x18-23c. I weigh 165 lb. I just keep getting ...
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votes
2answers
116 views

How bad is it **really** to bend aluminium rims? Requesting evidence based answers [closed]

Context: Bicycle wheels can become untrue if the rim is bent, e.g. from hitting a curb. The usual question: Can a bent aluminium rim be bent back straight? The two camps (figuratively): 1. Sure, go ...
1
vote
1answer
49 views

Do I need a special rack for my Schwinn Ascension hybrid bike with disk brakes?

Do I need a special rear rack for my Schwinn Ascension Hybrid bike that has disc brakes? Or will the regular Schwinn bike rack work
3
votes
3answers
205 views

Are carbon hubs a good idea?

I'm beginning to see manufactures making carbon hubs and am wondering if they have the potential to perform better than conventional metal hubs or if they are just a way to save a couple of grams of ...
2
votes
2answers
82 views

Selecting spoke lengths

I'm planning to build a new wheel, using a Velocity Synergy OC (asymmetric) rim. When I calculate spoke lengths using the Edd spoke length calculator I get these lengths: Drive Side: 293.9 mm ...
2
votes
1answer
67 views

What does 'orbital' mean when speaking wheels?

I want to build my own dirt jumper, mostly using Octane One parts. At this site, there's two versions of the wheel. An 15mm orbital and an 20mm orbital. What is the difference, and which is the most ...
3
votes
1answer
123 views

Can I replace my 650c wheels with a more standard size?

I have a Bianchi eros with 650c wheels. My back wheel was driven into and is now buckled and I am finding it very difficult to replace it without spending hundreds of pounds. Is there another wheel ...
2
votes
2answers
170 views

What are advantages of bigger wheel?

What's the advantages of bigger wheel? I feel that it's more forgiving on rough road, giving that the tyre width and pressure are the same. Is it just my imagination? Since population height is ...
1
vote
1answer
164 views

Rear wheel constant bump

my rear wheel has a constant bump whenever I ride . I've done all that came to mind at firs. Deflated and checked the tire , checked the axel for bends , checked the ball bearings , made shure the ...
2
votes
1answer
80 views

What should I look for in a new front wheel for my heavy body?

I broke my second front wheel last night when I hit a dip that rose too quickly on the far side. The wheel didn't get a chance to redirect the force upward before all my weight went behind it. I'm a ...
1
vote
2answers
112 views

Can I put my 2.1" 29er tires on a wheel with 25mm inner diameter?

So I broke my second front wheel last night when I hit a dip that rose too quickly for my wheel to climb before all my weight went behind it. I'm a big guy (300+ lbs), so my wheels need to be able to ...
-3
votes
4answers
269 views

How can I reset hydraulic brake pistons without removing the wheel?

I have Shimano M785 hydraulic disc brakes. It is easy to remove the pads and put them back in again even with the disc in place. However, resetting the brake pistons is tricky. I currently use a ...
5
votes
2answers
128 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 ...
-1
votes
2answers
603 views

Why Do the same size tires say they can hold different amounts of air (psi), and does that matter? [closed]

Sadly, my wonderful electra cruiser got stolen on tuesday. I am a college student with no other transportation, i need a new bike RIGHT away, the busses in my town are currently on strike and not ...
0
votes
3answers
163 views

Is this rim safe to ride?

Picture is worth a thousand words, so I'll skip right to it. Here's a closeup view: Wheel is about 3 months old, has under 500 miles on it.
3
votes
3answers
181 views

Spokes keep breaking

A couple of weeks ago, I broke 2 spokes and my rear wheel (27 inch) was seriously bent. I replaced these spokes and re-trued the wheel, but the next day the same thing happened, another 2 spokes ...
3
votes
3answers
212 views

What's the difference between road bike disc brake wheels /cyclosross wheels?

What's the difference between road bike disc wheels /cyclocross disc wheels?
4
votes
2answers
161 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 ...
1
vote
1answer
101 views

Irregular sounds on new 50mm wheels at speeds over 16mph

I just bought new Chinese Carbon 50mm tubular wheels and I have a number of noises that are driving me crazy. There is a whistling or irregular whooshing sound on every rotation. Besides the normal ...
1
vote
1answer
195 views

Rear wheel needed

Rear wheel needed for women's 2014 Scattante road bike with the following details: Front wheel- Alex Rims A Class AKX R3.0 700C Road Wheel 28 Alloy Black, stainless 14 gauge spokes. Cassette- Shimano ...
-1
votes
5answers
819 views

Fitting new wheel with 10 speed to a bike fitted with 8 speed [closed]

I own a Specialized Allez road bike which is 8 speed. I've just bought new wheels and want to put a 10-speed cassette on, like the previous owner. What will I have to do to the bike so that the gears ...
3
votes
3answers
175 views

Trying to replace a wheel

I am a big dude, I weigh 250 lbs, and I kill bikes. The best thing I have found so far is putting 12 gauge spokes on my Mt. Bike, which has reduced the number of spoke I break monthly. I have a ...
1
vote
1answer
84 views

Max sizing for wheels and tires?

I was given an old 2006 Trek 1000 and I've been working on replacing everything. I just ordered a new Shimano Tiagra 4600 groupset last night and now I need to get wheels and tires. The bike ...
3
votes
2answers
278 views

Thinner tires for my Mountain Bike

I know little about all of this, so, go easy on me. I've got a mountain bike, fairly light in weight and rarely ever used for anything other than road use. The current tires say 58-559 / 26x2.35. Is ...
4
votes
1answer
199 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?