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)

2
votes
2answers
3k views

Rear wheel not centred, presses against one of the brake pads (Rohloff hub, Magura rim brakes)

Upon replacing my rear brake pads, I noticed that my rear wheel is not properly centered. The consequence is that the wheel is pressed against one of the brake pads, as can be seen in the pictures ...
2
votes
2answers
69 views

Wobbly wheel/hub even when I tightened the cones

The wheel has a sideways wobble eminating from the hub. I tried adjusting the cones to the point its too tight but the wobble continues. Upon closer inspection there is play in the point where the ...
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 ...
2
votes
1answer
369 views

Rear disc calliper won't fit, disc mount bent?

I am upgrading my MTB to disc brakes. I have disc compatible wheels and a set of Shimano M446 Postmount callipers and 160mm rotors. Front fork is a Manitou who decided to jump on the Postmount wagon ...
2
votes
1answer
978 views

Do Carbon Wheels Stay True Longer Than Aluminum Wheels?

Does a race quality carbon wheel set stay true longer than an aluminum one (with equal abuse/mileage) ? It seems like the properties of carbon would resist flat spots and warping better than ...
2
votes
2answers
122 views

Will speed/cadence sensor work with 650c bicycle

I plan to use speed/cadence sensor, however my bicycle wheel size is 650c. I guess, there are no problem about cadence. But for speed (wheel speed sensor), will it work correctly?
2
votes
2answers
179 views

Will riding cobblestones and rough streets kill my cup and cone hubs?

I live in pittsburgh, and we have some hills and streets which are belgian block, brick, poorly paved and pocked with potholes. It can be very jarring, but I still find myself flying down these ...
2
votes
4answers
5k views

Weight of wheels vs. weight of tyres

On my touring bike, about a year ago, I upgraded my tires from the low-end stock ones to better lighter ones. The weight gain was 205g per tire so 410g on the whole bike, plus a few grams on the tubes ...
2
votes
1answer
521 views

Finding Correct Size Wheel for Bike

I am looking to replace the stock wheelset on my 2009 Jamis Aurora. I'm looking to replace wheels because I have a number of spokes break over the wheel lifetime and now my rear wheel is only in true ...
2
votes
1answer
546 views

Spoke nipple broke, should I replace more than one?

I had a spoke nipple break on my rear wheel, the threaded part broke off right where it enters the wheel. The nipples appear to be aluminum alloy, which I believe are not as durable as brass nipples. ...
2
votes
1answer
1k views

Do new wheels usually come with freehubs?

I was looking around for new wheels and thoroughly confused about the common approach to freehubs. Do they usually come with the freehub or do I have to actually put that on? If they do come with ...
2
votes
1answer
544 views

What is a modern equivalent to “fir el 201” rims

What is a comparable modern-day rim to these "fir el 201" rims? I believe they came stock on a 1996 Bianchi Eros. I need to replace the rims, and I am trying to gauge the quality that I am used to ...
2
votes
2answers
2k views

Tensioning rear wheel?

Tensioning a front wheel is - at least in theory - very simple: Go around and tighten each nipple by e.g. a quarter turn. Then re-adjust trueness if necessary. I guess if I'd do the same to a ...
2
votes
1answer
860 views

Front wheel inexplicably misaligned

I have a Civia Bryant which I ride around the city and to work everyday. Yesterday, while walking the bike into my apartment building, I noticed that there were noises coming from the front wheel. ...
2
votes
2answers
59 views

Kid's bike - Can I put 20“ wheel on a frame that was meant for 18” wheels?

So, my friend's kid's bicycle has an 18" tire that is completely worn down. I'm having a really tough time finding 18" tires on local buy/sell websites, but there are a bunch of 16" and 20". Does ...
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 ...
2
votes
1answer
115 views

Missing lock nut part

Not sure what to call it, but a couple of my wheels are missing the grippy washer thing that sits on the lock nut. They seem to be attached to the lock nut to begin with, but they just fall off after ...
2
votes
2answers
161 views

Other than spoke count, is there a strength ratings for wheels?

I need to buy a new wheelset for my bike. I need strong wheels: I am about 18 stone, carry a lot of luggage on the rear rack and go up and down kerbs a lot. In other words, I need strong wheels. I ...
2
votes
1answer
1k views

How do I pack a road wheel for shipping?

I need to ship a rear wheel back to the manufacturer for a warranty issue (Mavic). I'm wondering what the best, most secure way to package it is so that there can be no refutation that 'it was ...
2
votes
1answer
586 views

38mm Front 60mm Rear Clinchers Pros and Cons

I have to note at first that I'm new to road cycling. I cycled mostly as a commuter before. I'm looking into upgrading my wheelset. I read some very good threads here on choosing the right wheelset ...
2
votes
1answer
473 views

Can I mount a wheel with a narrow hub to a wide frame?

Suppose I have a 120mm hub with a long axle, that I want to mount in a frame with 130mm dropouts. In principle, it seems to me that this should be fine, but I want to confirm this. One immediate issue ...
2
votes
2answers
1k views

How bad is handling with only front aero wheel?

I think it's obvious that the only reason to have aero wheel at front and regular wheel at rear is budget. I did some research on this and what I found was aero front wheel is more important and rear ...
2
votes
3answers
1k views

Are velocity A23 rims suitable for building a wheelset for a 29er Mountain bike?

I'm was looking to build a new wheelset that I can use on my rigid Karate Monkey 29er using either cyclocross or Trekking tires for gravel / dirt road riding and 29er tires for singletrack (mostly ...
2
votes
2answers
942 views

Spokes for Shimano Ultegra Wheelset

I had a minor run in with car early last month and my front wheel got trashed: LBS says between labor, paying for the proprietary spokes (you have to buy for front and back as well I guess), ...
2
votes
2answers
2k views

What's the cone wrench size?

What's the cone spanner size for cone nut on Shimano WH-R550 Front wheel ? Is it 17mm or 18mm ? I tried with 16, it seems, need more, 1 or 2mm bigger. Thanks
2
votes
1answer
116 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 ...
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 ...
2
votes
2answers
283 views

Mercier road bike - biggest tire/wheel possible on frame

I have a fixed-gear/single-speed (Mercier Kilo TT; http://www.bikesdirect.com/products/mercier/kilott.htm#specs; http://www.cyclesmercier.com/geometry_tt.html) road bike with 700Cx23 tires; I'm ...
2
votes
2answers
421 views

Will two spacers between the cassette and the hub effect the chain line?

So I have a set of custom wheels (White Industries T11 hubs) and when the cassette is correctly fastened to the hub with the single spacer provided the cassette cogs can be moved in the direction ...
2
votes
1answer
210 views

Cadence and speed monitor on rear wheel?

I'm just wondering if you are able to put the cadence and speed monitors of the polar cs200 on the rear wheel for stationary training?
2
votes
1answer
222 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 ...
2
votes
1answer
92 views

Need help for my wheel size

If my tyre size is 27 by 1/4. what size of wheel do I need. I just bought a second hand road bike and will need to repair it. But one of my problems is what size my wheels are, 700c or 27 by 1/4.
2
votes
1answer
326 views

What's the inner width of my rim?

I just measured the inner width of my rim with a ruler and it seemed to be a hair over 14mm. Looking at the tire sizing chart on Sheldon Brown's site it doesn't have an entry for 14mm inner width ...
2
votes
2answers
523 views

Using a UST wheel after a dent has been repaired

I found a dent on my rear wheel on the weekend, a UST rim which I had been running a UST tyre on. This was allowing the tyre to burp (not running sealant) so I had to repair or replace. It was the ...
2
votes
1answer
459 views

Why is my Hope XC freehub locking when the quick release is tightened?

Recently I found that the freehub on my Hope XC rear hub won't rotate, but only when the wheel is in the bike and the quick release is tightened. I've removed the freehub (which slides off easily), ...
2
votes
1answer
514 views

Unknown freehub, trying to source

I have a neighbours daughters bike to fix at the moment. The freehub is totally seized. I've removed the freehub from the hub itself, but can't identify it nor have I see any like it. It doesn't have ...
2
votes
1answer
540 views

What crankset should I buy to suit an 8 Speed Campy freehub?

I've just bought a pair of campagnolo/mavic wheels without a freewheel. I'm finding it very hard to understand what will fit on the rear hub. It's English thread, does this mean that any 8 speed ...
2
votes
4answers
946 views

Disk brakes severely reduced in power after replacing bearings

so I am creating a few posts about bearings and wheels, (story so far): how to reassemble mountain bike rear wheel hub and bearings mountain bike freewheel hub stopped rotating I have now got the ...
2
votes
2answers
63 views

Replacing a 38c tire with 30c

I recently bought an Azor Opa style bike with 28x 1 1/2" (700 x 38c) tires that I want to switch out with something slimmer. Would going down to 30c present a problem for my wheel perhaps?
2
votes
2answers
294 views

Why do my pedals shake and pop?

Just purchased a cruiser bike online that i had to assemble. When i rode it for the first time, i notice my pedals felt shakey, whether pedaling or coasting, and when i did pedal every few seconds ...
2
votes
2answers
3k 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 ...
1
vote
2answers
121 views

Are heavily worn rims safe to use on trainer?

I've got a wheelset with heavily worn rims. This was a cross wheelset used for riding in pretty sloppy conditions all the time. This was a rim brake based wheelset and used with cantilever brakes. ...
1
vote
2answers
228 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.
1
vote
2answers
819 views

How to build a fixie bike? [closed]

I’m thinking about building a fixie and was wondering what are the best types of frame, wheels etc to use and how long the whole building process may take?
1
vote
3answers
1k views

When is a wheel considered true?

Generally speaking, how much runout can a bicycle wheel have and still be considered true?
1
vote
3answers
6k views

smaller wheels on big bike to reduce height

I have a SEKAI sprint 1000 bike which is a tiny bit big for me as I have problems reaching with my feet to the ground. The existing seat is already down to the lowest level so can't reduce the height ...
1
vote
3answers
561 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 ...
1
vote
2answers
516 views

Can a 2012 Carrera Vulcan run 26 x 2.25 tires?

I'm looking to replace my tires. Currently I have the standard 26x2.1 tires that came with the bike and am looking to replace them with a set of 26x2.25, could this be done?
1
vote
1answer
4k views

Rear tire has started rubbing frame at one spot

Riding my bike within my suburban residential neighborhood, I felt a shock, like a snap although I don't think anything snapped, followed by a rubbing noise every few seconds. Pedaling and the brakes ...