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

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1answer
256 views

Cross tires on a road bike

I want to buy a road bike for commuting, fitness, leisure, etc. and not for professional racing. However, because I live in a "wet" country, I would like to be able to change the tires into cross ...
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1answer
882 views

Is there a certain size tube for my tyres?

When it comes to fixing bikes, i'm not to crash-hot. I can clean grime, oil the chain and put it back on if it falls off. However, when it comes to the inner tubes I usually rely on someone else to ...
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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 ...
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4answers
4k views

XC (mountain bike) tire for dry hardpack and loose conditions

I am just looking for a a new set of tires for my front suspension mountain bike (has a newer nicer fork on it now). I mostly ride in the Gatineau Park in Eastern Ontario. The conditions are ...
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1answer
55 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 ...
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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 ...
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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: ...
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2answers
4k views

Will my bike hold my weight?

I'm pretty heavy (~150kg/330lbs) but being fond of cycling in the past, I decided to buy a bike, and maybe try to lose a few kilos with it. I didn't have too much time for looking around, so I bought ...
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2answers
513 views

Am I too heavy for my Trek 7200 multitrack?

I was wondering if I'm too heavy for my bike. I'm about 260lbs (118kg). I keep getting flats.
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1answer
135 views

Is it okay to use mismatching tires? [duplicate]

I own a Vittoria Rubino Pro Slick 700x23 and a Conti GP4000S 700x25. What do you guys think about: mounting different tires on a bike? which tire should go where? The Vittoria has around 200 miles ...
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1answer
278 views

What type of tires have tubes inside?

Don't judge me as stupid just yet, I'm not sure if mine's a tubular or tubeless tire but everyone says tubular tires are glued to the metal wheel. However, mine isn't. It consists of a smooth, ...
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3answers
1k views

Tires for 28' city bike (622x19C) to reduce rolling resistance?

I've got a simple city bike that needs some new tires. The bike has been fairly hard to ride lately, and I would like to speed it up a bit. The rims are 28' 622x19C, the current tires are 47mm or ...
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2answers
5k 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 ...
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3answers
149 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 ...
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2answers
859 views

Tire popping out of rim when inflating tube

This is very similar to this question. When I fill my tubes up to about 85 psi the tire pops off the rim and the tub gets caught on the rim and blows up. I have gone through 4 tubes in two days at ...
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2answers
292 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 ...
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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. ...
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2answers
440 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 ...
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1answer
639 views

Could I have damaged the bearings/cone when replacing a tire? Front wheel wobbles side to side

Last evening I installed new tires on my bicycle. The front wheel now wobbles side to side. I notice a small movement about 1-2 mm near the hub/axle cone. I checked to see if the skewer is all the ...
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1answer
3k views

Hybrid bike how much should I inflate tyres

Hi I just bought a hybrid bike btwin riverside 3. It has 28 inch tires and weights 15kgs. My weight is 75kg. How much should I inflate my tires. And how often should I refill?
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2answers
176 views

Continental 4Seasons vs 4000S

I am currently riding Conti GP4000S tyres, in 700x23mm version, inflated at 115 psi. The grip is great, the (light)weight is amazing. I have punctured twice with them (in 1500 km) which is more that ...
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2answers
669 views

Extend clearance for a 28mm tire

I tried upgrading to some 28mm but as you can see clearance is very tight. In some spots, the tire doesn't fully clear the brake (Tektro R350). The fork barely has enough clearance. Is it worth ...
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2answers
948 views

Why does a 28 1/3 tyre fit, when a 27 1/4 tyre is too big?

I've just bought these rims off eBay: ...
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1answer
401 views

What Schwalbe Nobby Nic should I buy?

I recently bought a Swissbike X5 (same as the Montague Paratrooper, but labeled Swissbike and matte black). It came with Kenda Kinetics 26" x 1.95" (front and rear) that I'd like to replace. Due to ...
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1answer
153 views

26 X 1.75 front and 26 X 2.0 rear tyre?

can I use 26 X 1.75 for front and 26 X 2.0 for rear? the tube size is the same. Bike : Rockrider 5.0 Terrain : mostly Road, occasionally off-road.
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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 ...
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1answer
96 views

Commercially available sprung tyres/wheels?

I was wondering if anyone knew of any commercially available sprung tyres or wheels. I'm talking about wheels that take do the shock absorption instead of a pneumatic tyre. This is all I can find at ...
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1answer
181 views

Definitive reference for tire widths?

Is there a reference/source/method for definitively determining the width of a bicycle tire without actually having it in hand? I ride a 2009 Jamis Aurora which came stock with 32 mm Vittoria ...
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2answers
245 views

Watts per wheel on my cyclocross

I have a pair of Continental Cyclocross Race, 700x35c, folding for my Fuji Cross 2.0 cyclocross. I just bought a pair of Continental Grand Prix 24. I had a look at this study where different tires ...
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2answers
1k views

tyre size for a 28" bike, at the moment: 35C, is 32C too narrow?

since my tyres are a little old and won't make it much longer, I will buy new ones. At the moment I have Schwalbe Marathon 700-35C and I was thinking to replace them with a Continental Contact II 700 ...
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1answer
901 views

What inner tube do I need for this tyre?

Can anyone tell me what spec inner tube I need for this tyre? I discovered the one I'd previously bought didn't look fat enough when I got my first puncture with it the other day, now I'm in the ...
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1answer
2k views

Genesis Onyx 29" New tires? New wheels?

I want replacement tires for this bike. I believe they are 29" x 2.125. Can I buy tires that are more narrow for the same rim/wheel? 2" 1.75? Also, Is it possible/practical to swap the wheels ...
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1answer
495 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 ...
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1answer
192 views

Tank tape for tire patching - Enough friction?

This topic has been cursorily covered by How can I repair a tyre with a deep cut? before, but less with empirical evidence. Tire patches as mentioned there are not available in my local bike shops ...
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2answers
133 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 ...
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3answers
345 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 ...
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2answers
411 views

What kind of tires I can use with tubeless rims?

I bought a Trek FX 7.4 last summer, and now, as the conditions are getting more and more slippery, I'm thinking of getting a bit more winter-y tires. The rims are tubeless, but I'm a bit confused of ...
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1answer
244 views

Widest tire on a 23c rim?

Alright, I've seen this question around the web a bunch but the other questions are always including limitations and restrictions by brakes or fork/frame capabilities... So my question is, what is the ...
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1answer
563 views

Minimum width tire?

I'm in need of replacement tires, and am a bit lost as to what the minimum width tire is for my wheel. Measuring the wheel gives a rim width of around 1". I know the tire has to be wider than the ...
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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 ...
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2answers
486 views

What kind of road tyres should I go for winter commuting? [duplicate]

I currently have kevlar vittorio rubbino tyres on my road bike, but they don't have enough grip for the oncoming uk winter conditions. What level of tyre tread do I need for road commuting on uk ...
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1answer
93 views

mountain bike switching tyres I get a puncture, why, am i doing something wrong?

I have a mountain bike with 2 sets of tyres, a road set and off road set, when I switch between them about 1 in 3 times I seem to get a puncture, and I can't see why? I've gone though 4 innertubes ...
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1answer
206 views

Source of John Deere line of children bicycle tires?

My son's bike is 12 inch children bike with the John Deere tractor theme to it. Aside from the paint, this line of kids bikes have some rather beefy, large square knobby tires. As with any ...
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2answers
386 views

Running one wheel with clincher and one with Tubular

I have a carbon clincher wheelset and am looking to get a disc wheel, but don't want to spend the money for the clincher version. Would there be any foreseeable issue with running one wheel with a ...
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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 ...
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1answer
1k views

Specialized Espoir Sport Tires

Anyone ever use these? I'm getting these as stock on my next bike (700 x 25 on a 2012 Secteur Sport). I've been using Continental GP 4000s for years and love them. Will they be a step down or is it a ...
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1answer
47 views

Tyre size and Turbo Trainers

Are there any advantages in having a 700x25 tyre over a 700x23 when using a cycle trainer? If you are "training", resistance is surely not a huge deal breaker. I assume cycle trainer tyres last a ...
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1answer
73 views

Adjusting air pressure in the Tyre /Tire [duplicate]

I own a Trek 3500 and am an avid biker... I bike on roads mostly, but sometimes on trails too.. Is there any information anyone could share that would assist me in adjusting air pressure in the Tire? ...
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0answers
34 views

Difference between front and rear tires [duplicate]

I've found some manufacturers have front-only or rear-only tire models. What is the actual difference between front and rear tires? Why specific tire supposed to be used only on front/rear wheel? ...
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0answers
155 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 ...