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

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2
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3answers
2k views

Why did my tire explode?

Been running a set of quite nice slicks at 120-140 PSI for a couple of months. Might have done 400-600 km on the bike in that time. Tonight the rear tire exploded while the bike was sitting in my ...
2
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2answers
4k views

Rim width / tire section tolerance?

I have a Mavic Open Pro rim in 700 diameter. The manufacturer recommends tire widths between 19 and 28 mm : http://www.mavic.com/en/product/rims/road-triathlon/rims/Open-Pro How strict is this ...
2
votes
2answers
1k views

Looking for a 29x2.25 tire for my first sprint tri-athlon

I have entered a sprint triathlon on a whim and have a 29er mountain bike. Is there a road suitable tire for a 29x2.25 wheel out there? Looking for something that will give me good roll and as little ...
2
votes
1answer
85 views

Is it 'safe' to use a 700 x 47c tyre on a rim with inner width of 15mm?

Looking to upgrade my tyres on an old roadie mash up to something chunkier so I can handle some off road sections on a ride coming up, currently it has a 27 x 1 1/4 front tyre and a 27 x 1 3/8 rear ...
2
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3answers
243 views

best tires for Cannondale Bad Boy 4

I'm just getting into biking and last week I just purchased a Cannondale Bad Boy 4 from REI. They still have it in the shop as I'm in the processing of moving and they agreed to hold onto it for me. ...
2
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3answers
235 views

My rear disc brake makes noise when I ride fast

I have a full suspension mountain bike with disk brakes. When I ride fast, my rear disk brake starts to make a noise similar to the one you would hear when sharpening a knife. It happens when I ...
2
votes
1answer
145 views

Unable to find correct tire size

Recently, I had a problem with the back rim (the axis) and the guy who repaired just replaced the rim. After few weeks I tried to repair a flat tire, but I found myself unable to remove the tire to ...
2
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2answers
428 views

Same tube for 23mm and 28mm tires?

I like to change my tires with the Continental 4000S II 28mm width tires. Do I need new tubes for the wider tires or can I use my old ones from my 23mm tires?
2
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1answer
97 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 ...
2
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2answers
272 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 ...
2
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4answers
471 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 ...
2
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2answers
167 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 ...
2
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2answers
742 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
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3answers
2k 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 ...
2
votes
1answer
610 views

What size of slick tire should I buy?

I purchased a mountain bike and I ride on the road most of the time and I was looking at slicks for my bike. My tire size that I have now is 26x2.00 and the rims. I have on are AT-550 26inch what size ...
2
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2answers
1k views

Leaking Slime inner tube valve after opened for first time since install

I put some extra air in my rear mountain bike tyre yesterday. It uses the SLIME inner tube. It wasn't flat nor had a puncture, I was just topping it up to make the tyre a bit harder. I cycled to work ...
2
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3answers
296 views

Does the value of an old bicycle depreciate if old tires replace with new ones?

I have a 1969 Columbia Newsboy Special that I have had for many years and I have never replaced the tires. Got the bike out of the garage and pumped up the tires to ride and the front tire poped. Rear ...
2
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4answers
5k views

Cheap alternatives to avoid tire punctures

If you head to Walmart and see the slime bike liners for in the tire to stop goatheads and small nailes from actually running the tire. Is there anything around the house or shed that can be used ...
2
votes
1answer
507 views

Replacing 30 yr old tires; the new ones don't fit

I pulled an old touring bike (Ross circa 1980) out of the basement and bought new tires for it. Both the old tires and the new tires are labeled 27 x 1 1/4, but the new tires are larger than the old. ...
2
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2answers
378 views

Trouble removing a(n old) 700x23c tire

I've been riding an early 90's Italian steel timetrialer (D'accordi TT0.9) for a few months, front tire has a slow leak that needs to be replaced. The problem is that I can't get the bead totally ...
2
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2answers
7k views

What do I need to know when replacing my inner tube/tires?

Context: The inner tube on my bike burst the other day, I took it home and salvaged another one from a bike that's been sitting unused in my garage for years. The New(old) innertube inflates fine ...
2
votes
1answer
107 views

What kind of tire will fit a Columbia touring 26 inch bicycle

I have a girls 26 inch Columbia touring bicycle, its old. It needs new tires, on the tires is the size of 26 x 1 3/8 inch. Yet, all tires at Walmart are too small to fit the rim. I even went to a 27 ...
2
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2answers
223 views

Using a wider inner tube

I am switching from 700cx40 to 700cx32. I have a bunch of inner tubes that I bought for the old tires and are in the 40mm range, but I don't know anymore what the range is for each (I didn't keep the ...
2
votes
3answers
602 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 ...
2
votes
2answers
194 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. ...
2
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2answers
100 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 ...
2
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4answers
4k 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
3answers
238 views

Tubeless fatbike setup, does valve choice matter?

I've got a pugsly setup as tubeless, running endomorph tires, typically I run between 8 and 12 PSI in the tires depending on the conditions. Is there a significant difference between performance of ...
2
votes
1answer
2k views

How do I fold a bicycle tire?

I have Race King (continental) 2.2 MTB 28" tires that I need to store until it's winter and snows again. They are foldable, and I planned to store them in their original boxes, but how do I properly ...
2
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2answers
86 views

trouble inflating tires

I've watched several youtube videos on inflating bike tires. i have presta valves on mine. When I the top is screwed completely on it works but i'm told this is just pressurizing the inside of my ...
2
votes
1answer
140 views

Need to replace tire on Dahon folding bike

I bought a Dahon Vitesse D8 two years ago and it's lasted extremely well so far. Recently, the rear tire got a puncture and as my tires both looked pretty worn, I thought it might be time to look into ...
2
votes
2answers
285 views

back tire keeps going down

I have just bought a new bike and had it about a month now. I don't really know much about bikes but I do know how to repair an inner tube. I have had one puncture and just bought a new inner tube. ...
2
votes
1answer
983 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?
2
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1answer
145 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 ...
2
votes
1answer
562 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
627 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 ...
2
votes
2answers
616 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 ...
2
votes
1answer
180 views

Waht is the difference between Shwalbe's Basic compound and Performance compound tyres?

Schwalbe produces a wide range of tyres. Their "Basic compound" tyres are twice cheaper than the same model but with "Performance compound". Anyone have user experience with the two product lines? ...
2
votes
1answer
489 views

How wide of tires can I run on a Victory Vision road bicycle?

I'm new to road bicycles, sorry if this question is beat to death. What I'm wondering is what to measure as far as frame clearance, rim width, etc. to put the 'widest tires that will fit' on my road ...
2
votes
1answer
137 views

Avoiding road tires which collect grit

One of my tires (the front) was replaced recently, and I notice that it picks up grit (i.e. tiny, sand-sized debris) much more easily than the cheap stock tire (still on the rear) that came with the ...
2
votes
1answer
282 views

Rear brake rubs against the tire

I just had my rear tire replaced at an -- admittedly shady -- bike shop, and now the upper part of the rear brake is rubbing against the lower part of the tire: The yellow dust on the picture ...
2
votes
1answer
986 views

How to choose a set of tyres

I have been riding my hard tail on the road for the last 3 years on some knobbly 26 x 2.1 tyres. After just starting a new job and with the need to commute further I am considering purchasing some ...
2
votes
2answers
435 views

Puncture resistant tires

The the default tires from my scott aspect 30 (Schwalbe Black Jack, 26 x 2.1, 50TPI) are peaty worn by know and i need to buy new ones. My main complain is the punctures made by vegetation every day ...
2
votes
3answers
690 views

Tire and rim sizing, tubeless conversion?

I am looking to shave some weight off my wheels. I am currently commuting on a 26" MTB. The ETRTO size of the rim is 559x22 and the tires are 559x54. As my commute is through the city center, I want ...
2
votes
1answer
564 views

How much friction arise from the tires?

Does anyone know how much friction (rolling resistance) arise from the tires? I know this heavily depends on type of tire, their air pressure and the type of surface. I would therefore like to see any ...
2
votes
1answer
1k views

Switch front and rear tire for distributing wear [duplicate]

Possible Duplicate: Should I change both tires when I need to change one? On my road bike, my rear tire has much more wear as my front tire (reported by others on this site as well). ...
2
votes
1answer
886 views

Where can I buy a Bianchi Pista Concept?

I would like to buy a Bianchi Pista Concept 2005...2009 like this one: http://velospace.org/node/24912 Where can I find this bike in London, UK? And what should I check before buy it? Also, How ...
2
votes
1answer
94 views

How to prevent my front derailleur from rubbing on my back tire?

Recently I tried adjusting my front derailleur (Shimano 6800) so that it wouldn't rub my chain when I was in the highest gear. After playing around with the angle as well as the limiting screws, I ...
2
votes
2answers
65 views

Slimmest tyres for semifat rims

I am interested in getting a bike with 27.5+ wheels (that could features tyres up to 3.25". I'd like to know what is the thinnest tyre I could mount on such a wheel in case I want to have more speed ...
2
votes
1answer
87 views

What is the middleground between permatube and normal tubes?

I've burst my third tyre in two months on my MTB, each time it's caused by something sharp penetrating my tyre at high speed ripping a big enough hole in the tube causing the slime to leak out rapidly ...