The rubber attached to the rim of your wheel. Flats, changing tires, selecting tires, etc.

learn more… | top users | synonyms (3)

0
votes
2answers
93 views

Will electric heaters degrade bicycle tires?

Is it safe to store bicycle tires near electric heaters? I'm wondering if the heat will degrade the rubber somehow. More specifically, I'd like to store my bike near the electric baseboard heaters ...
0
votes
1answer
147 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 / ...
28
votes
15answers
17k views

Is it safe to ride a racing road bike in very wet weather?

I'm used to riding on a MTB, but since I've got a new road bike, I'm quite paranoid about the slick tyres. How good are they in wet weather? I'm scared of braking too hard, or even just turning!!
1
vote
4answers
2k views

Can I replace the 32 mm tires on a Trek 7.3 with 35 mm tires?

When I bought a Trek FX 7.3 instead of the 7.2, the bike dealer told me that the tires were the same. They looked narrower, but I thought it was just that I was used to my other bike. I found out ...
11
votes
8answers
3k views

Is it possible to glue or patch tire sidewalls?

This morning I discovered that my commuter folding bike had a bad flat tire, and I ran out to buy a new tube, no problem. I didn't notice until after I'd changed the tube that the tire sidewall was ...
4
votes
2answers
12k 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 ...
3
votes
2answers
260 views

Front tire skidding, resulted in a crash, any advice?

I have been cycling my whole life, and for about a year I have been doing 25km a day, without any problems. I got new Vittoria Rubino 23s tires a few weeks ago and I had no problems for 3 weeks since, ...
18
votes
10answers
23k views

What are the benefits of 700c23 tires?

23s come on almost all new road bikes, and tire selection is much better for 23s than other tire sizes at most shops. The benefits of 25s and 28s are a better ride, more traction, and are more flat ...
1
vote
1answer
60 views

Are replacement MTB tire studs compatible between brands

I have a set of nokian gazza extreme studded tires, sometimes replacement studs can be difficult to come by at retail. Are the studs interchangable between brands typically or should I stick to only ...
8
votes
4answers
1k views

Studded tires for small wheels

I'd it possible to purchase 16" studded tires? I have an old Dahon I use as a winter bike, and I'd like to replace the tires with proper snow tires if this is possible. If not, has anyone here ...
4
votes
4answers
246 views

Schwalbe Marathon Plus recurring puncture - options?

Does anyone have any experience of using puncture resistant tyres when they have been cut so badly as the object pierces the tyre right through? Being Mr. Unlucky, 2-3 months ago I managed to get a ...
2
votes
1answer
67 views

Seating of spikes / studded tires

Some (most?) manufacturers recommend running studded tires on pavement for the first miles to facilitate "seating". As my commuting route touches little pavement but woods, I see little chance to do ...
4
votes
2answers
167 views

Fatbike tire footprints?

I am curious if there are any empirical experiments, or theoretical computational results, comparing the "footprint" size of the various fatbike/29er/mountain bike tires? There are lots of claims ...
4
votes
2answers
14k 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, ...
4
votes
4answers
616 views

Puncture-proof 20" tires? [closed]

A friend is about to buy a second-hand Dahon Vitesse D7HG with the usual 20" wheels. Since she knows nothing about bike mechanics, doesn't want to learn, and that bike has a Nexus 7 hub gear system, ...
12
votes
5answers
41k 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 ...
3
votes
1answer
146 views

Can tubes be used in tubeless rims aswell as tyres?

I've gotten a bike with very nice tubeless wheels, however I have little experience in fixing or replacing tubeless accessories. I would much prefer to be able to put a regular mountain bike tube in ...
1
vote
1answer
184 views

2mm clearance between the chainstay and the rear tire

I use a pair of club roost cross terra (27 1 3/8) on a vintage raleigh bike (maybe it's raleigh record). Originally the bike had 27 1 1/4 tires. If I'm correct, 1 1/4 is 32mm wide and 1 3/8 is 35 mm ...
0
votes
1answer
93 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 ...
32
votes
2answers
4k views

What are the effects of completely filling tires with water instead of air?

As absurd as it sounds, I was curious as to how a bike would handle with the front tire filled with water. I wonder if steep hill climbs would be easier (particularly for a mountain bike): 1) to ...
8
votes
1answer
1k views

Hard fork and low tire pressure or viceversa?

With mountain bikes, what do you think is more efficient: highly preloading the fork and using low tire pressure or having a "bouncy" fork and hard tire pressure? I like to have the fork with quite a ...
3
votes
1answer
140 views

How to clean and brighten reflective wall tires

I have a set of Continental Touring tires with the white reflective stripe on the sidewalls, and they get pretty dirty with road and brake grime. Normally I would clean with car soap and water but ...
1
vote
2answers
355 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
1answer
666 views

Tyre bulge when inflated, new

Got some new bicycle tyres yesterday (CONTINENTAL COMFORT CONTACT 700 x 32c CITY COMMUTER ROAD) The tyre I fitted to rear wheel seems to have a bulge in sidewall. Took it off, looks ok inside. It ...
8
votes
3answers
1k views

Are fatbikes capable riding in mud?

Fatbikes are traditionally used for sand and snow which are surfaces which are loose and liable to break away under the weight of the bike and rider. They are also materials that don't generally stick ...
2
votes
5answers
315 views

Croozer bike trailer optimalisation for less tire detoriation

We love to travel by bike. Last summer we did a trip of about 650km on mostly asphalted roads (with quite some medium long climbs and descends) with our son in a bike trailer (type Croozer, see ...
0
votes
5answers
880 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 ...
6
votes
3answers
933 views

How are tire sizes measured?

I tried getting a good measurement with my caliper, but the flexibility of the tire doesn't help much. Let's say I have a 26"x2.125" tire. I know this fits on an ISO 559mm bead seat diameter rim, and ...
0
votes
1answer
62 views

How to measure the size of a suitable tire for my bike?

If I have the diameter of the rim of my bike and also have the width o this rim, how can I determine which tire is good for me?
0
votes
1answer
240 views

27 1 3/8 tires on 27 1 1/4 rims [duplicate]

I have a bike with 27 1 1/4 rims. I plan to buy a pair of Kenda K161 (27 1 3/8) because the roads get really slippery during the winter. Will these tires fit on my rims? I aldo don't want to buy a ...
9
votes
2answers
266 views

How to remove dried vulcaniser from cotton clothes?

Months ago I changed a tyre on my utility bicycle in street clothes. An unfortunate set of vulcanising stains are now on street clothes I'd like to wear more often. How do I remove dried vulcaniser ...
16
votes
2answers
15k views

What is the difference between folding bead and wire bead tires?

I'm shopping online for some new tires, and see that some models are sorted by folding and wire beads? What exactly does this mean, and do I need a special rim to support them?
36
votes
12answers
12k views

What type of tires can prevent goatheads?

We have a lot of goatheads1 in our area, and they have a tendency to do something like this to bike tires: Unfortunately, I ride a road bike (specifically a Kona Dew), so I have much smaller, ...
2
votes
2answers
259 views

What type of terrain makes an MTB mandatory?

I'm somewhat new to biking, and I've been commuting to work on my new touring/hybrid bike for a few months now (it's a 2014 Novara Safari). I am very interested in doing some actual self-supported ...
2
votes
2answers
205 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 ...
0
votes
2answers
649 views

Kenda cyclo cross 27 x 1 3/8 fit on 27 x 1 1/4 rim?

Will the kenda K161 cyclocross tires (27x1 3/8s) fit on a 27x1 1/4 rim? I havent been successful at finding this question on here or on google, apologies if it has been asked a million times. ...
24
votes
12answers
98k views

What pressure should I run my Road Bike tyres at?

There's a question for mountain bike tyres but I can't seem to find anything on here for road bikes. At the moment I'm running at around 90psi. Is that too much? too little? Also, am I more likely to ...
1
vote
3answers
552 views

Would “fat” tires help me learn skinnies/log rides?

I'm relatively new to mountain biking, and am considering purchasing a new, less expensive bike to help me learn to ride wooden obstacles (skinnies, curved bridges, etc.) without fear of damaging my ...
1
vote
2answers
355 views

Anyone using studded bike tires on a commuter in milder climates?

I'm in the Pacific Northwest, Washington State, and I bike commute year round 5 miles each way. At my previous gig and rental, I had the fairly easy option of walking the 1.4 miles to work. I'm less ...
5
votes
4answers
1k views

Replacing 14“ x 1.95” With 14“ x 2.125”?

I have a super quick question here, my daughter (she's 5 years old) rides her bicycle extensively, to the point of the actual tire has worn clear through. I didn't think it would be this difficult, ...
1
vote
2answers
168 views

Tire upgrade from 22“ to 26”

I am looking at purchasing a used Specialized Rockhopper with an XL frame. Everything is exactly what I'm looking for on this bike with one exception...the tire size. It currently has 22" tires/rims ...
4
votes
3answers
2k views

New 26“ inner tube different size to old 26” inner tube

The new 26" MTB inner tube is much bigger than my 26" wheel (and old 26" MTB inner tube). I don't understand why. How to shopcorrectly for new tube? The bike is 1990s Raleigh mountain bike. Edit: ...
3
votes
5answers
535 views

How do I stop punctures for good?

Last night I came out of work to a flat tire. This is the second time I've got a puncture with less than 100km done on a brand new set of schwalbe smart sam tires. needless to say I was quite annoyed. ...
0
votes
5answers
427 views

can i use a 700c tire (Gatorskin 700c x23) on a 650 wheel

I am thinking of getting some Velocity Rims that are 650c but I am wondering if I will be able to use my 700x23c Gatorskin tires on them? Also what do you think about 650c wheels pros and cons. ...
0
votes
1answer
35 views

Front tyre size - is 1.9" a good option? [duplicate]

I have in my bike a 1.9" tyre in the front wheel and a 2.2" in the rear. Is it safe to use this tyre sizes?
2
votes
1answer
346 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?
1
vote
3answers
406 views

Fat Tyre Punctures

I ride a Fat Bike which is fitted with 26x4.6" tyres. I am worried about puncturing on trails in the South African bush. What can be done to mitigate this risk of puncture as tire liners and ...
2
votes
4answers
309 views

Non Removable Presta Extension

Just got a pair of tubular Vittoria Rally road tyres. They look perfect but the problem is that the valve is 42mm which is no good for my new awesome 50mm rims. Above all the valve core is not ...
3
votes
5answers
499 views

Do good tires lessen the chances of your innertube bursting?

I have only bought my bike for a month and a half and within this time span, my innertube actually burst 4 times. The bike itself is relatively cheap so I doubt that the tires are of good quality. I ...
1
vote
3answers
204 views

Help! Tire Pressure

I have a sorta light weight 54cm fixed gear (18 pounds) and I weigh about 115 pounds. I have a set of continental ultra tires for my 622/14mm (700x23) bianchi rims with standard 20-25 tubes. The thing ...