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

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4
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2answers
221 views

replaced tire, now wheel flexes side to side

I have an 85 Raleigh that until yesterday had never had its rear tire replaced over the life of the bicycle. Before I replaced it, the wheel seemed fairly stiff. I don't know if the old tire was so ...
7
votes
2answers
307 views

Do I need to patch my tubed-tire if I have a puncture?

I have about a 2 mm gash around the outside of my tire from a piece of brown glass. It gave me a slow leak and while I've patched the tube, do I need to do anything about the tire itself?
3
votes
3answers
366 views

Small Tear in Michelin Pro4 Tire, Does It Need To Be Replaced?

Got back from a bike ride and noticed a small tear on the sidewall of my tire. I'm wondering if I can just seal it with some Goo Gone or do I need to replace the tire. I do have spares lying around so ...
1
vote
4answers
257 views

Do softer tires provide better suspension?

From my limited experience, soft tires feel more bouncy than hard ones, with same pressure. That is, if you lift and drop front side of unloaded bike, with soft rubber on front wheel it will jump like ...
1
vote
4answers
413 views

Damaged (scraped) tire - what to do?

First of all, I am either inexperienced or very lucky because I have never had a flat bike tire in my life. Now comes the question. I have a basic "Specialized Sirrus 2013" hybrid bike which has run ...
3
votes
4answers
956 views

difficulty inflating my bike tire

When trying to inflate my bike tire, I pump maybe 5 times then it gets difficult for me to pump because the handle is hard to pump?
0
votes
1answer
349 views

What's the maximum tire width of a Cannondale Bad Boy 6 2014?

A quite basic question; what's the widest tire that can be fitted to a Cannondale Bad Boy 6, 2014 (with a rigid Fatty fork)? Would a pair of studded 40mm tyres (Suomi Tyres W240, 40-622) fit?
2
votes
2answers
3k views

Solid rubber bicycle tires [duplicate]

I just bought a Schwinn bike with the following codes on the tire. AKR6483 / 40-622 / 700x38c. I have gone to numerous websites to possibly order a solid rubber tire for my bike so I will never have ...
9
votes
6answers
70k views

How to inflate a tire with a Presta valve?

My new bike has these thin tires with a type of valve I haven't usedbefore. I searched online and found out it's called a Presta valve, and it's pretty common and popular. I'm finding it annoying and ...
9
votes
3answers
697 views

How do treads affect traction?

I've read that treads don't affect traction very much. This is why NASCAR cars have smooth tires. But, the road is not clean. They say you can't hydroplane on a bike, but what about a thin patch of ...
1
vote
1answer
93 views

Small wheel bike to be converted to bigger wheels

I have a cycle with small wheels. I had been using it as a child. now I am an adult and I want to replace the small wheels with 26 inches wheels without spending a large amount of money. I have ...
2
votes
1answer
326 views

Should tyre sidewalls appear cracked so quickly?

I fitted a brand-new pair of Schwalbe Marathon Racer tyres at the start of this year. I've just noticed that there are quite a lot of very small cracks in the side wall of both tyres. (The tread is ...
0
votes
1answer
264 views

700 x 32c Tire on 27 x 1 1/4 Wheels? [duplicate]

I have some vintage 27 inch wheels and I was wondering if I could use some 700 x 32c Tires on them. Thanks
2
votes
1answer
635 views

Sudden tyre deflation with no puncture

At the start of my ride yesterday I was passing through town slowly and crossed a section of cobble stones (just a line running across the tarmac). I managed to hit the one cobble sticking out of the ...
3
votes
5answers
2k views

How much does rider weight increase tire pressure?

When a person sits on a bike, the air pressure in the tires must go up because of the additional weight. With 100 PSI in 700x23 tires on a riderless bike, what is the air pressure when a 100 lb rider ...
7
votes
5answers
2k views

How much does tire pressure affect the weight of the wheels

Kind of inspired by this question, but something I've been thinking about for a while. How much does the air in a bike tire weigh? Is it an appreciable amount? Is there a point where using a wider ...
3
votes
2answers
138 views

Armadillo's or Kevlar Inserts?

So, I've had at least two flat tires on my way to work. Therefore, I'm tempted to splurge on a pair of Specialized Armadillo's (not the elites...) However, I am not a particularly skilled rider. I ...
7
votes
4answers
3k views

Mountain bike tires vs. road tires - from crushed limestone to pavement

I've had my mountain bike for three summers now and I love it. I bought it for the ability to ride on different terrains and build endurance. Since my primary goal is weight loss and cardiovascular ...
5
votes
2answers
248 views

Are some tires safer than others?

I bought a Bell Road tire from Walmart. Since I haven't exactly had great luck with Walmart bicycle products, I looked up the reviews... not so great. In their defense, they are 1.375, not 1.25, but ...
33
votes
12answers
8k views

What are the disadvantages of “puncture proof” (or puncture resistant) tires?

Some people refer to tires that are more resistant to punctures as "puncture proof" tires. For example: Specialized All Condition Armadillo Tyre Even though these tires are not really puncture proof, ...
2
votes
4answers
2k views

Are 32mm tires ideal for a fast commuter bike?

I am considering a faster bike to replace my XC for commuting. I am thinking hybrid/cross/road bike with wider tires. My question is whether 28mm tires are enough or if I should go with 32mm like Trek ...
1
vote
1answer
334 views

spoke end poking out of rim, thinking it may be reason why Im getting flats

When I run my hand on the inside of the rim, I can feel a protrusion of the spoke end going into the rim. Is that normal? I have been getting about 5 or 6 flats, and they sometimes occur on the same ...
1
vote
2answers
295 views

What is the relationship between tyre pressure and weight?

To give an example of what I'm trying to understand: To accelerate to a given speed or maintain that speed with a tyre pressure of e.g. 100PSI requires a certain amount of energy. If that amount of ...
2
votes
1answer
100 views

Do tire / tube / valve combinations that don't leak air exist?

I'm not clear on why tire pressure decreases over time. I understand that air escapes through the tube. Possibly some leaks through the valve too? In any case, do tire / tube / valve combinations ...
25
votes
5answers
1k views

Why are tubeless tyres popular in mountain biking?

I've noticed that a lot of people use or promote tubeless tyres for mountain biking. Why is this? It seems a lot of hassle to get a special rim conversion kit and goop to put in the tyre. As far as I ...
1
vote
2answers
153 views

Why has my ride changed?

The bike is a Specialized Camber 29, about five months old, from a shop about 220km away. Something feels different in my ride, and I'm wondering what it is. the rear goes sideways in sand much ...
0
votes
2answers
125 views

How do you check your road bike tires for wear? [duplicate]

What is the best way to determine if your tires need to be replaced?
5
votes
3answers
154 views

Is it worth it to buy a bike that comes with puncture resistant tires, or add them later?

Is it better to buy a bike that comes with puncture resistant tires, or get a cheaper bike that comes with worse tires and then get them replaced?
8
votes
6answers
4k 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 ...
2
votes
1answer
222 views

Bicycle trainer tyre - understanding the sizing

The weather where I live is very bad sometimes. I was thinking of buying either a magnetic or fluid trainer or rollers. I read that the tyres wear out quickly on those and one should use specific ...
2
votes
2answers
396 views

What PSI for downhill bike tires used for road biking?

I bought a downhill bike from a friend awhile ago when I was considering trying out downhill biking. Currently, I want to use it to do some road biking. The tires read 29 PSI 2 bar, Max of 80 PSI. I ...
1
vote
2answers
126 views

The tire got flat the third day of changing it

I'm new to bikes. I got a used bike that had all the tires and tubes broken so I had to change them all. I changed the tires and the tubes completely two days ago, then I went cycling the next days. ...
7
votes
3answers
208 views

Riding a bike on a tilted road

I have a dutch city bike (similar to the one shown below) with broad tires that I use for commuting short distances. When traveling on roads with a slight tilt (left to right, perpendicular to the ...
1
vote
1answer
70 views

How to select a tube?

Hi I got a used bike and my experience with bikes is very limited. The tires and tubes are all broken so I need to get new ones. I found these tires: ...
2
votes
2answers
268 views

Is a fatter tire likely to get fewer flats

Everything else equal is a fatter tire likely to get fewer flats Actually misread another question Is a bigger wheel likely to get fewer flats? So I am posting this question to match my answer
0
votes
2answers
245 views

Tyre has a 'dip' in it after fitting to rim

I'm riding with Continental Gatorskin/Hardshell tyres and they are quite tough to get on the rim. After attaching the tyre and inflating I notice there is a dip in the tyre at the point where I had ...
1
vote
0answers
156 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 ...
1
vote
4answers
2k views

Anti-puncture options

I ride my bike to work. But every time I get a flat tire, my schedule is messed up because bike shops are not easily available on my town. Is there any other option besides puncture-proof tires?
3
votes
1answer
931 views

Alternative options for Trek FX 7.1 brakes

Around four months ago my parents bought me a Trek FX 7.1 for my birthday while I was at work. At first I was fairly excited and happy with it over my old Supercycle which served me well for the past ...
3
votes
3answers
395 views

Tyre Rubber Classifications

I was looking through a bike catalogue at one of the high-end road bikes (a $6000 Giant Propel) and I couldn't help but notice that this bike is advertised with specific tyres for front and rear ...
1
vote
2answers
441 views

Is it ok to mix 23 and 25 tyres

My road bike comes with 25 tires. They both seem to be slick smooth ones with little resistance. Recently I had couple of punctures in the rear and I decided to change the rear tire to a 23 which ...
0
votes
1answer
162 views

Replacing 28in wheels with 26in

I'm told that when touring (carrying a big load) you're much better off to have 26" wheels than 28". But most second-hand bikes seem to come with 28". Is it possible to replace the larger 28" wheels ...
7
votes
6answers
14k views

What road bike tire pressure is best for speed?

Is the maximum tire pressure always the fastest on a road bike? I've seen the Michelin chart on tire pressure from another question ("What pressure should I run my Road Bike tyres at?"), but they ...
6
votes
1answer
10k views

What does the label on a tire mean?

I went to a bike shop for new tires. I did not know which tires fit on my bike, so I just showed them my bike. When I took a look at the new tires, there was a label at the side, which says: ...
4
votes
1answer
302 views

What is the lifespan of a typical road tire?

Assuming no accidents, cuts, or other major traumas, what is the useful life of a typical decent-quality (maybe a Schwalbe Marathon as reference?) road or commuting tire, measured in distance traveled ...
2
votes
3answers
877 views

Tire Gauge to Avoid Over-Inflation

I just purchased a tire floor pump with a gauge for my bike. The gauge seems to start off at 0 PSI when I connect the pump to the tire. So, do I need to use a separate tire gauge to first measure the ...
1
vote
3answers
881 views

Cycle tyre and tube burst

I pumped my cycle front tyre to 105 psi (700*23c) 5 days back and cycled some 60 km on the same day without any punctures. Afterwards I parked the cycle in my bedroom for the last 5 days (due to ...
2
votes
2answers
86 views

Should I check puncture-resistant tires for glass etc.?

I'm running 700x35 Marathon tires with their Greenguard puncture-resistance layer (not as thick as the Marathon Plus's, but it's there). Should I check the outside of the tires for bits of glass or ...
1
vote
4answers
2k views

Correct inflation pressure for old road bike

I have an old Fuji road bike that I got a garage sale a while back. It's probably from the 70s or 80s. This summer, I've been trying to fix it up into good condition for some longer-than-usual rides ...
1
vote
2answers
303 views

What is a cheap puncture-proof tire against tackweed?

Lately, each time I ride my bike around the Bay Area, I get tackweed onto my wheels where upon one or both of them flatten overnight. Most of those are five minute rides to my local library. So, I ...