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

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36
votes
8answers
16k views

How long should a road tyre hold its pressure?

How long should a road tyre be able to maintain a pressure of around 100psi, and what factors are likely to reduce this time? Background: My tyre pressures are consistently dropping to around 60psi ...
1
vote
1answer
47 views

Maxxis Hookworm Tires

I recently purchased two Maxxis Hookworm street tires. There are no rotation arrows on them. Does this mean it doesn't matter how they are mounted on the wheel?
0
votes
1answer
75 views

Flat tires every morning [duplicate]

I just bought a new bike. I ride about 3 times a week. The last 2 times I've taken my bike out the front tire has been completely flat. I put air in it the first time it happened and went for a 10mi ...
0
votes
0answers
29 views

Need new 27x1 1/4 (32x630) tires, would the ones stated ONLY as 27x1 1/4 (without the 32x630 specification) fit?

Bought an old raleigh bike that needs new tires. Already made the mistake with the 700c (with horrible frustrating results), so need a bit of help. I saw some Kenda ones that ONLY state 27x1 1/4 ...
7
votes
2answers
234 views

Smooth tires on wet road?

In this answer : link (With regard to tires, there seems to be a widespread belief that the mountain bike tires will grip all kinds of surfaces better, including asphalt: in other words, that they ...
7
votes
5answers
2k 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 ...
7
votes
9answers
8k views

I keep getting flats

I have been getting flats every 20-30 miles for the last 2 months. This has caused serious inconvenience to me, as bicycle is my preferred mode of transport to work and class. Details of the situation:...
0
votes
1answer
31 views

Tire compatibility for hybrid cruiser

I have a 28" Schwinn Yorkshire 700c hybrid cruiser. I got it since it was the only one in my price range but the problem is the tires are too slim for me and I'm used to much wider ones, so I was ...
2
votes
2answers
89 views

tube punctures near valve

my road bike got a puncture in the front wheel yesterday while I was riding down a big slope, it happened when I was braking the bike then I heard a pop. I stopped and replaced with a new tube, ...
2
votes
1answer
259 views

How to pump tire with cap that won't come off [closed]

I have a Schwinn bike from probably mid 2000's. The front tire has a regular valve cap that I can twist off and pump with a floor pump. The back tire has an oval cap that I cannot get off. And it ...
11
votes
3answers
20k views

How do you fix a puncture on tubeless tires?

I recently got a new bike with a set of tubeless compatible rims. The stock tires are clinchers with tubes. I'm thinking about putting tubeless on there, but I don't have any experience with them. We ...
5
votes
2answers
1k views

Will Slick Tires Work for a Mountain Bike Ridden by a Heavier Rider?

I've owned a Trek 3500 bike (shown below) for 2.5 years now and I like it very much. My bike has the same specs as under the link. It has the XL frame size and 26" wheels with Bontrager AT-550 36-...
0
votes
1answer
37 views

Blue tyres for single speed [closed]

I need to change the tyres (700 x 25) of my single speed and I am looking for some good quality tyres, preferably blue. Do you have any suggestion on what could be a good match, or where to look? ...
0
votes
2answers
155 views

More or less skid patches for winter tires?

Update: this question is NOT about how to calculate the # of skid patches. I've always used http://www.bikecalc.com/skid_patch_calculator for that and the math is sound. So, I'm already thinking ...
3
votes
1answer
132 views

Strong tires for Trek Verve 3

I recently got a bargain on a Trek Verve 3 bike. From what I read, it should support my weight (6 feet tall, 290lbs and going down) if I get wider tires with strong sidewalls. Currently I have an AT ...
3
votes
4answers
335 views

inner tube width range relative to tire width: reliability effects?

[Apologies if this seems like a dup: I see there are lotsa tire+tube questions, but this one does seem to be slightly different, in that it strives for generality and concerns choice between ...
5
votes
1answer
344 views

Increasing the size of tyres on a hybrid

We are planning on doing some mountain biking in a few weeks time and we'd like to get some wider tyres for my wife's hybrid. I know there are similar questions and answers out there on this topic, ...
4
votes
2answers
207 views

Tyres self-deflating after being in storage

I recently took an old Brompton bicycle out of storage after several years. The tyres were deflated (unsurprisingly) so I pumped up the inner tube to check for punctures. I couldn't find any obvious ...
46
votes
14answers
39k views

What are advantages and disadvantages of CO2 inflators over frame pumps?

I have a frame pump that I've used on the road when replacing flats, but I always see CO2 inflators advertised at bike shops. Are they worthwhile for the potential weight savings?
3
votes
2answers
115 views

Can I inflate to 8bar?

I am quite new in the world of urban cycling and I am liking it A LOT. for the sake of curiosity I want my wheels to be as hard as possible, know how this feels and how my bike behaves. As of now, ...
8
votes
7answers
19k 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 ...
4
votes
3answers
3k views

Rear wheel sliding/slipping on turns?

When I take turns, my rear wheel is sliding to the outside of the turn. I'm riding a 2012 Norco Heart, brand new stock tires, single-speed. I'm not carrying much weight, or taking turns too tightly. ...
9
votes
2answers
725 views

Do rollers ruin tires?

I started using aluminum rollers to ride indoors this winter and noticed streaks left on the tires. I've also seen tires specifically advertised for use with rollers. I'm wondering whether using ...
1
vote
1answer
116 views

How to get tight tire on rim of a road bike

I have been having trouble getting a fresh tire onto a road bike wheel. The tire is "continental Grand Sport race 23mm" and the bike is a scattante road bike. I have looked at tips and watched videos ...
3
votes
2answers
134 views

Is there a measurement for tyre profile or height from rim?

I have a small child road bike frame that takes 20 inch wheels. It comes with no information from the manufacturer, but from what I've learned there are two 20 inch wheel/tyre standards 406 and 451. ...
29
votes
9answers
72k views

How often should I change road bike tyres?

My road bike has now done 500 miles, but unlike cars, I've no idea how often the tyres should be changed. It's used on normal road conditions. The brow of the tyre is now smooth. How do I know if my ...
0
votes
0answers
33 views

Inner tube 700x28/38 vs 700x28/32 [duplicate]

I normally use a 700x28/32 inner tube. I went to another bike store and he only had 700x28/38 tube. He said it would work okay. Is that correct?
1
vote
1answer
163 views

Bumpy ride. Is it the casing or the inner tube?

I pumped a new tube to about 80 psi (I missed that on the casing the recommended pressure is 100 psi). On the ride immediatly, I hit a very small kerb harder than I wished and after I noticed that my ...
-1
votes
3answers
201 views

Tire pressure on new bike

I have the new Tommaso (was Timmaso) Imola bike with Tommaso Corsa TC20 wheels. The tire sidewall says "max pressure 90 psi" The tire is the kenda 700x25c. I am 5'9" 220 used to be a power-lifter ...
9
votes
3answers
23k 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). ...
1
vote
1answer
190 views

Rear brake pad clearance problem on '06 Specialized Langster

I have a 2006 Specialized Langster, size 50cm. I replaced the brake calipers years ago with older-style Shimano 105 single-pivot sidepull brakes. The brakes have never been very powerful. Worse yet, ...
9
votes
3answers
3k views

Tire slips off the rim when inflated to 8bar

I bought new wheels for my roadbike (shimano wh-rs80 which have c24 alu/carbon rims). I was mounting tires on them yesterday and inflated them to 8 bar (~116 psi). After a few moments (30 seconds or ...
1
vote
5answers
5k 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 ...
6
votes
9answers
51k views

Why do my tires keep losing air, even after having the tubes replaced?

I had a problem a few weeks ago where my tires were flat and needed air every time I took my bike out of the garage. I brought it to the local bike shop, and they replaced my tubes. This made a ...
1
vote
3answers
19k views

I need help replacing my bike's tube

I recently popped the tube in my front tire and need help replacing it. I don't really know very much about bikes or the assortment of numbers on tubes, tires, and wheels. Here is what I do know: The ...
16
votes
4answers
14k views

Should inner tube have excess length?

I've recently changed the default 700x35 tires and 35mm Schrader inner tube to 700x25 slicks with 25mm Presta inner tubes. However whilst fitting the new tire and inner tube, I noticed that the inner ...
5
votes
3answers
145 views

inner tube length size question

So I bought a used road bike from WI recently. and just a couple days ago i got a flat. I took out the tube wanting to patch but saw that it was all patched up. So i decided to just buy a new on. the ...
3
votes
3answers
652 views

Is a Roadie with wider tyres still faster then a MTB with slicks?

I need a new bike, but I´m in a dilema on which too choose, because my rides involve 4 kinds of pavement: smooth cycle ways, cobblestone, ok city roads and rough city roads. Was thinking just to keep ...
2
votes
1answer
150 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 ...
3
votes
2answers
339 views

Repair cut in sidewall of tubeless tyre

On my latest ride I managed to put a cut in the sidewall of my front tyre (Specialized S-Works Purgatory 26x2.2"). The sealant (Stan's No Tubes) didn't manage to seal the cut, presumably because the ...
4
votes
2answers
251 views

Tire Repair / Maintenance

This question, What's the cause of the tyre cut, got me wondering if there is anything that can, or should, be done to repair small cuts in the tread of a tire. As I was looking at the damage to the ...
16
votes
5answers
10k views

Should I put my wider tire in front or in back?

My used bike came with a 700x28 tire in front and a 700x23 tire in back. Should I leave the wider tire in front, or should I switch the tires? What benefits or drawbacks are there one way or the other?...
5
votes
2answers
556 views

At what slope will the best bikes keep a constant speed?

At what slope will the best bikers (in terms of aerodynamics) on the best bikes roll at a constant speed at 80 km/h on an asphalt surface on a dry day? The reason for this question is because it gives ...
0
votes
0answers
35 views

What is the relation rim width - tyre width? [duplicate]

I've been reading about rim and tyre widths for a while now, but I still don't quite grasp this. Is the relation rim width - tyre width 1:1? Or can a given rim width host different tyre widths? If so, ...
1
vote
0answers
44 views

507 rims on a narrow frame

I bought my son a powerlite Jr cruiser. He would like to but a bigger tire on it. It currently has 520mm 24" wheels with 1" tires. Question is how wide is a 24" 507 bmx rim? I can't find specs ...
21
votes
6answers
5k views

Least worn tyre: front or back?

Where should I put the least worn tyre? on the front or the back? This is for XC MTB. Thanks in advance.
4
votes
1answer
234 views

Durable and Affordable 20" wheel and tire combo for Bicycle trailer?

I purchased an Aosom trailer a while back, and the wheels and tires are truly horrible. So much so I only run light loads now. I'm looking for 20" wheels that are either double wall alloy or ...
0
votes
1answer
89 views

Tyre loosing air pressure despite having no puncture [duplicate]

The front tyre on my bike looses air pressure despite there being no punctures. There is no leak via the Schrader valve either. If I fill up the tyre, it looses a considerable amount of pressure by ...
14
votes
4answers
929 views

What kind of tires should I buy for an e-bike, commuting on maintained off-road?

I need to buy a new front tire for my new e-bike. Let me give you a few of the conditions I'll be riding in, and I'd like your advice. First of all, this bike is primarily going to be used to commute ...
3
votes
1answer
96 views

Can a tubular tire be reused?

I have some knobby cross-specific tubular tires (Challenge Limus 33) mounted on a bike and I want to change them in exchange for slick tires for a period of riding primarily on the pavement. While ...