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

learn more… | top users | synonyms (3)

6
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1answer
219 views

Water in my back tire

I commute 17 miles to and from work each day on a road bike, and I recently picked up a puncture. This was no problem. However, on my ride to work this morning it was raining rather heavily and there ...
6
votes
5answers
230 views

How do you deal with flats in the winter?

I was lucky last winter I went the entire winter without getting a flat. I attribute it mostly to: sharp items on the road being hidden under snow and ice less agressive riding resulting in no ...
6
votes
4answers
3k views

How much should I inflate my tires?

I just purchased a new bicycle pump with a pressure gauge and after checking my tyres, inflated them to the top end of interval printed on the tyres (4.5-6.5 bar). I'm wondering when the tyres ...
6
votes
1answer
832 views

Can 37-622 tyres replace 32-622 tyres?

I used my old Trek mountain bike last winter (Helsinki, down to -25C, lots of snow) for commuting to work (8km each way, roads) but it probably needs too many repairs to be worthwhile. I got a new ...
6
votes
3answers
470 views

Does tire pressure matter when the bicycle is in the trainer?

I keep my bicycle on a trainer in a 'cool' room during the winter months. The tires don't seem to maintain pressure after days of non use. Does this matter, and should I be checking/filling the ...
6
votes
1answer
127 views

Do studded tires make less than ideal railroad crossings worse?

I'm considering getting studded tires, but I'm concerned about a portion of my commute. I go down this road both directions: 39° 40.468', -84° 14.340'. This 2 lane narrow road has 2 railroad ...
6
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 ...
6
votes
3answers
1k views

Do tubeless tires offer significant benefits for a cyclocross bike?

I've been using tubeless tires with great success on my mountain bike for a year or so, and the time is here to replace the wheels on my cross bike. I was thinking of getting another pair of stan's ...
6
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1answer
741 views

Can I fit road tyres on a cyclo cross bike?

I've been considering purchasing a Boardman Pro CX Cyclocross Road Bike Large 2010 ...
6
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1answer
816 views

Picking spare inner tube size

My daily rider is a Schwinn MTB with 26" wheels/tires. Specifically the tire size is 26x47/52. On the inner tube there's a label that reads 26 x 1.90-2.125. I'd like to purchase a few spare tubes in ...
6
votes
2answers
641 views

Can oil/grease damage tires?

I've noticed a small puddle of light oil beneath the rear wheel of our Rohloff-equipped tandem. I'm told that a small amount of leakage is normal and I'm not worried about that. The issue is that a ...
6
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1answer
137 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 ...
5
votes
6answers
2k views

What is the easiest and quickest way to pump up a tyre?

I find that I need to pump up my tyres at least weekly and am looking for how to make this quick and easy. So what is the easiest and quickest method of pumping up a bike tyre? As an example, I ...
5
votes
5answers
518 views

Do we really need another bike size?

OK, this is a rhetorical question that deserves to be closed as "opinion based", but gotta ask. Why do we need to have "27.5 inch" bikes? If you dig through the specs (they don't come right out and ...
5
votes
5answers
369 views

Can fresh hot asphalt damage slicks?

Today I was riding with my road bike when I suddenly hit a patch of hot asphalt. The day before the one side of the road was already filled with a hard first load, so I didn't think much of riding ...
5
votes
5answers
4k views

Not sure about using a Co2 Cartridge

I have a road bike (Cannondale Synapse Alloy 6). I bought it this past March. In addition, I purchased an inflator. It came with, I presume, a 16g cartridge. I haven't had the need to use this yet. I ...
5
votes
2answers
349 views

MTB tires: why the extended thread on the edges?

I have tires similar to this one: My point is that the tire is quite "flat", with large knobs on the edges, unlike most MTB tires, which are round. The tires feel quite unstable on any hard surface ...
5
votes
4answers
3k views

Unsure of Proper Tire Pressure

I purchased a new bicycle and I'm confused about the tire pressure. The guy at the bicycle shop told me to inflate to at least 100psi. However the bicycle itself has the words 'Maximum inflation - ...
5
votes
3answers
514 views

When to change winter tires for bicycles

At work, we discussed when to change to winter tires for bicycles (and cars). We assumed that temperature was the key factor and I used a program (Mathematica) to check the mean temperature in ...
5
votes
5answers
4k views

Can you run a standard tyre on a tubeless rim?

I have some new tubeless MTB rims and I'd like to avoid buying new tyres for them. The tyres are reasonably sturdy (Continental Race King Protection - 4 plies / total 240tpi) and I have sealant. As I ...
5
votes
2answers
992 views

Recurring flats

I've had 4 flats in three rides, all rear wheel. I can't see anything in the tyre, the tyres relatively new, the rims look good. Needless to say I'm getting pretty hacked off with having to keep ...
5
votes
2answers
2k views

Skinny 26" tires? Giveing a small fixie a “faster” look

I'm a very short woman and, since I wanted a triangle-frame fixie, I used 26" tires and a 49cm frame so it would fit me perfectly. The trouble is my tires are the wider variety. I want to have the ...
5
votes
3answers
923 views

Significant difference between 28C and 32C tires?

I have a Schwinn Sporterra 2011. It has a 622x20 rim and the default tires are 700x38C. I'm thinking of "upgrading" to thinner tires. Now, my local cycle shop has Specialized tires that are 32C. ...
5
votes
2answers
5k views

Can I convert hybrid to mountain bike. Tyres and tubes?

I have a mountain bike looking frame with wheels that currently have road tyres. The bike is classified as a hybrid. My tyres state: 28" x 1.6 (42-622) The rim: ETRTO 622 x 18 I am having ...
5
votes
4answers
718 views

Road Tire Performance in Rain and Snow

How well do road tires perform in rain and the snow? I've heard narrow tires are better because they actually can put more weight/pressure on the road through the wet/ice. I just bought Continental ...
5
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4answers
4k views

Can I use an inner tube that's too narrow for the tyre?

I recently got a puncture and when I went to replace the inner tube I discovered that I'd bought the wrong size tube. My tyre is 700 x 40c, the tube is 700 x 28-35c. What is likely to happen if I use ...
5
votes
2answers
620 views

Different tyre width (front and back)

Out of necessity, I had to put an 1.26" (32mm) rear tyre on my bike where the front tyre is only 1.1" (28mm) wide (and the bike came with 1.1" tyres when I bought it). Are there any advantages or ...
5
votes
2answers
175 views

Is this rim safe?

The rim has a parting at the join: This is a brand new wheel, and I was wondering if this is a safe one. Could it split at the join?
5
votes
2answers
4k views

How do I translate this tire description into English?

On my tire is printed the following: 25-622 (28 x 1.00 - 700x25c) 6.8-8.0 Bar, 85-115 psi I think I know what some of this means but am not sure. BTW, this came standard on my 2012 Cannondale ...
5
votes
2answers
924 views

Tyre choice for loose gravel

I have a mountain bike that I take out to a local bike trail. Currently I have some thin XC tyres and they don't seem to offer much grip when going at speed. The trail is 80% downhill and mostly loose ...
5
votes
4answers
397 views

What are the advantages of filling tires with Nitrogen instead of air?

I am completely new to riding bikes and know that are usually filled with air but nowadays some people fill them with Nitrogen instead. I don't know why they prefer to fill their tires with nitrogen ...
5
votes
3answers
317 views

What factors influence the maximum tire pressure other than the tire itself?

On the tires of a bike, there is a label which shows the maximum allowed pressure for it. However, I am wondering if there are any other factors that affect the maximum allowed pressure in a tire? ...
5
votes
2answers
240 views

How does the length of the studs on winter tires affect traction on ice?

How does the length of the studs on winter tires affect traction on different surfaces? I recently bought a pair of Nokian Hakkapeliitta W106 tires for my around-town cruiser. These studs are pretty ...
5
votes
1answer
1k views

Flat tire: white liquid inside the tube

I got a flat tire, kind of a big hole in the inner tube. It was raining a lot so I walked home through the rain and water puddles, and everything got wet. Now I want to patch the inner tube, but ...
4
votes
3answers
473 views

Is it normal to wear out the rear tire with in a few months when using a trainer?

Early this year I attached my bicycle to a trainer, around the December time frame of 2011. The rear tire and inner tuber where shot by March of 2012. Riding about 24 Miles per week. Is this normal ...
4
votes
4answers
529 views

Are tubular tires still used today?

I bought an older second-hand racing bike, which has tubular tires mounted. I went to a bike shop and wanted to buy a spare tubular tire, but they told me: Wow, such an old bike! No, we don't have ...
4
votes
5answers
412 views

Self-made studded tyre with glue?

Can I glue circular pieces of some sort of uneven tiny metal heads, on every other knob of my mountain bike tyre, to bike in winter with snow and ice? If glue sounds too naive to some, there are some ...
4
votes
3answers
848 views

What caused diagonal cuts in the sidewalls of my tire?

I noticed some strange damage on my rear tire, where there appear to be diagonally cuts going around the entire wheel. I have no idea what might have caused this damage. I first saw it a few months ...
4
votes
2answers
284 views

What is the largest hole a tire can bear before replacement?

Saw this question today. The tire in question has a 2cm long hole on the inside, from a knife. I sometimes get puncture flats from e.g. glass. Never as big as 2cm. Usually if they're less than ...
4
votes
3answers
7k views

Mixing different front and rear tires

My used bike came with different front and rear tires. It appears to have some kind of Kenda commuter tire in the front, and Continental Country Ride in the rear. They are both the same size (700x28). ...
4
votes
1answer
427 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: ...
4
votes
4answers
211 views

Which tube size to prefer if several options apply?

I have 40-622 (a.k.a. 28x1.5") tires, and Schwalbe offers two different sizes of tubes - their models "17" and "19" - as applicable for that tire size. Ok, either one would surely fit well. But ...
4
votes
4answers
1k views

What weather conditions are slicks suitable for?

I currently use 700x25 slicks on my commuting bike, to get the easiest ride possible. I also own: 700x28 with some tread 700x35 metal studded snow tires (Purchased last year for UK snow) ...
4
votes
3answers
3k views

Is my pressure gauge broken?

I recently got an xtech pressure gauge that reads up to 160psi. My bike is a road bike that uses presta valves on the inner tubes. Here's the gauge (the one at the bottom): ...
4
votes
2answers
303 views

What could cause a tyre to deform in this way?

I have been riding my bike about 450 miles and following the last ride I noticed the tyre had deformed. I'm riding them at 110 psi, just before the deformation you can see a skid mark. Could it have ...
4
votes
4answers
262 views

What kind of bike should i get to accomodate me?

I'm a plus sized female (about 135 kg, 295lb, 5'7") from NYC and I'm looking to get into bike riding again. I haven't ridden a bike since I was about 12 years old and I loved it. I'm looking to ...
4
votes
1answer
308 views

What are pinch flats?

Also known as a snakebite or pinch cut, a pinch flat is a common term among the bicycling community for a certain type of puncture — but what exactly defines one? What causes pinch flats? What helps ...
4
votes
5answers
12k views

What kind of tire should I purchase for use on a bike trainer?

I am in the process of acquiring a bike trainer (likely CycleOps Fluid 2) for winter conditioning. Most of the reviews and other information I have read suggestion that a regular road tire will be ...
4
votes
2answers
412 views

Riding packed limestone trails on 700x23 ties

I recently bought a Trek 2.1 and it came with 700x23 100psi tires. I do a lot of road riding, but every once in a while the packed limestone (rails-to-trails) trails are the better option. I've ridden ...
4
votes
1answer
384 views

Is there a way to estimate contact patch size given tire size plus tire volume and rider weight?

Is there a way to estimate contact patch size given tire size plus tire volume and rider weight? Specifically, I've tried to build a unicycle that maximizes contact patch for riding on soft snow. I ...