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

learn more… | top users | synonyms (3)

1
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1answer
38 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 ...
35
votes
14answers
25k 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?
0
votes
0answers
54 views

am i getting a good bike? giant escape 2 2014 [on hold]

http://www.giant-bicycles.com/en-us/bikes/model/escape.city/18736/76131/#specifications i was going between giant escape this and the trek hybrid 7.2 or 7.3 now i know the 7.3 would be better ...
1
vote
2answers
79 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?
10
votes
4answers
674 views

How can one prevent a tube from sticking to the inside of a tire?

I was cleaning my cruiser today, and as part of that I removed the tires from the rims to give them a good scrubbing. As sometimes happens, the tubes were stuck to the insides of the tires. (This also ...
0
votes
4answers
88 views

Cord showing near bead

What could be causing this? Tires are about 200 miles old. Used almost exclusively on smooth, cleaned asphalt. Sometimes gravel. Also - is the tire still safe?
1
vote
2answers
130 views

How much pressure can mountain bike tires take?

I am thinking of buying a new mountain bike, but I'm unfamiliar with mountain bikes. That's why I need to be well aware of the pressure a mountain bike can handle. How much pressure can mountain bike ...
0
votes
1answer
80 views

wide rims/narrow tyres danger?

I've got a set of fairly wide road tyres (32c) on my charge plug. I'm looking to move to 23c. My current rim (inside) width is 22mm I've heard of some dangers of narrow tyres on wide rims, but no one ...
10
votes
4answers
2k views

Do road tubeless tyres lose air faster?

I just replaced my rear wheel with a road tubeless (Bontrager RL TLR). Was lucky to have the bike shop installed the tyre, took two blokes to put it on the rim. Anyway, my second ride was a couple of ...
22
votes
8answers
24k views

What pressure should I run my Mountain Bike tires at?

Should I run my mountain bike at the suggested PSI/Bar on the tire/rim? Or should I run it a bit lower? Or is it more about conditions? Should I run lower if I am running on softer terrain?
-1
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2answers
53 views
0
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1answer
51 views

Tyres for puncture resistance for mountain biking on rocky dry terrain (folding & lightweight)

I need a tyre that is really durable, puncture resistance, folding, lightweight and good for rocky (sometimes loose) and dry terrain. I work as a guide in Georgia (Caucasus) and my tyres wear out too ...
0
votes
0answers
44 views

Repeated rear flat on a Trek 4300 started this season only!

This season only started getting a lot of flats in my back tire (riding the same Trek 4300 mountain bike for past 6 years and never had this issue). In last 7 days had 3 flats - put new tube yesterday ...
6
votes
6answers
11k 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 ...
3
votes
1answer
207 views

Road Bike Tire Throwing Rocks

I recently purchased a road bike after having ridden a dutch style bike for over a year and a half. The roads that I ride on have the usual gravel and dirt on them but every now and then my road bike ...
1
vote
1answer
102 views

how to use “smart valve” pumps?

i got one floor pump with a so called "smart valve". it came with no instructions whatsoever. and I'm not smart enough to use it... I tried it on both type of tire valves, and no matter what i do, it ...
0
votes
1answer
53 views

Tyre replacement for Rockrider 300

I have a rockrider 300 which has tyre measurements as 26*2.0 and tube measurements as 26*1.75-26*2.12. According to the catalog they are semi-slick tyres. I want them to be even slicker. I have ...
3
votes
3answers
417 views

Should I get wider tyres/tires for my tour if I'm not going to go off-road?

I'm going to do a ten-day long tour down the west coast of New Zealand. I'll have some luggage in rear panniers, but no tent (staying with friends and in backpackers accommodation). There'll be a fair ...
1
vote
1answer
53 views

information about tubes?

okay, so i ride 20 x 2.4 tires that have a max psi of 110. last night my tire EXPLODED! the shop i buy my stuff from is closed for the rest of tonight and tomorrow and im going to the bmx park ...
0
votes
2answers
140 views

Did I buy the right mountain bike?

So I recently bought a 2014 Specialized hardrock 26" disc XC hardtail. I already taken it out on the trails. I've done research and found out that cross country bikes have less travel than ...
0
votes
2answers
110 views

Why is the tube too long? [duplicate]

My current tube was badly pierced by a screw in the street, so I wanted to replace it with a new one. The tire is a Continental 32 - 622 (28 x 15/8 x 1 1/4 - 700 x 32c), so I bought a 28" tube, ...
8
votes
1answer
11k views

What does the “c” in bicycle tire size mean?

For instance, in some cases I will see a particular bike tire listed as available in 700x25, 700x25c, 700c x 25, and 700 x 25mm. (Just picking out a number here, it could be 23, 25, 27, etc.) What, ...
4
votes
6answers
2k views

What are the consequences of riding a bicycle tire backwards?

When putting a new tire on a bicycle, there is usually a note somewhere on the sidewall showing the direction the tire is supposed to rotate when you are on the bicycle. However, the last time I ...
0
votes
2answers
642 views

Using a 700x23 tire on my wheel (which currently accomodates 700x25)

I have Mavic Reflex 622 x 13 (700c) wheels which currently hold 25mm tires. Can I use 23mm tires on them?
0
votes
1answer
38 views

Tire direction on Miami Sun tricycle

The tires on my Miami Sun tricycle have chevrons that point in the opposite direction and the label on the side wall which reads drive direction. Do I align the tires using the chevron or the arrow ...
0
votes
4answers
174 views

Air Pressure on wheels [closed]

Does the perfect air pressure is related to the performance of bikes? If yes, what is the exact amount of pressure required on MTB, Hybrid, City Bikes and BMX?
2
votes
2answers
331 views

Exposed cord on bike tire - replace?

The gash is about 3 inches long. Should I toss the tire or should I keep it?
0
votes
0answers
53 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 ...
4
votes
1answer
164 views

What kind of portable pump should I carry when riding on a fat bike?

However, I just got a fat bike with 4.5in tires. I know that my portable hand pump takes a long time to pump mountain bike tires due to it being optimized for high pressure / low volume. What type of ...
6
votes
2answers
2k 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 ...
29
votes
7answers
46k views

Which way do I orient my bike tire's tread direction? and why?

I have a mountain bike tire that has stamped on the side something like: <----------front rear-------------> Which seems like a pretty clear indication that the tire should be oriented in one ...
24
votes
9answers
45k 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 ...
20
votes
9answers
63k views

How to get a very tight tire back on the rim?

I needed to change the tube as a consequence of a flat tire and I am in the situation that it's just impossible to put the tire back on the rim. In almost ten years of experience with road bikes and ...
0
votes
2answers
199 views

How to tell if a new pair of brake calibers will fit my wheel, tire, and frame?

I have a Takara Kabuto. It has 700x32 tires (I don't really know what that means). I was looking at upgrading the brake calipers. I was looking at these, among others. How do I tell if they will ...
4
votes
3answers
233 views

After fall bicycle feels really slippery

I fell pretty bad this winter, and after that (even now without a trace of snow where I live) I feel the bike really slippery, mostly the front wheel. Riding on slightly uneven surfaces makes me feel ...
1
vote
3answers
97 views

Steel rims responsible for slicing tubes?

I have an old Giant dutch bike and it has steel rims. Since I'm a big boy I felt that the 60PSI on the tyres is not enough and pumped my tyres to the maximum of 85PSI which is what my Schwalbe ...
1
vote
1answer
53 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 ...
0
votes
2answers
88 views

Will electric heaters degrade bicycle tires?

Is it safe to store bicycle tires near electric heaters? I'm wondering if the heat will degrade the rubber somehow. More specifically, I'd like to store my bike near the electric baseboard heaters ...
0
votes
1answer
93 views

What is the cause of earlier rear wheel lock-ups in the wet?

I have faith in Sheldon and Jobst's arguments about hydroplaning. I do not understand the action of a wheel locking up (entering a skid), other than the intuitive level of braking ~> locks up / ...
27
votes
15answers
17k views

Is it safe to ride a racing road bike in very wet weather?

I'm used to riding on a MTB, but since I've got a new road bike, I'm quite paranoid about the slick tyres. How good are they in wet weather? I'm scared of braking too hard, or even just turning!!
1
vote
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 ...
11
votes
8answers
3k views

Is it possible to glue or patch tire sidewalls?

This morning I discovered that my commuter folding bike had a bad flat tire, and I ran out to buy a new tube, no problem. I didn't notice until after I'd changed the tube that the tire sidewall was ...
4
votes
2answers
10k views

Deformed/uneven/bumpy wheel/tire/tube, how to diagnose or repair?

My bike has a deformation in the rear wheel, almost surely not due to the rim. At some point the tire has a "valley", causing it to bump instead of rolling smoothly. I'd like to understand if I have ...
3
votes
2answers
244 views

Front tire skidding, resulted in a crash, any advice?

I have been cycling my whole life, and for about a year I have been doing 25km a day, without any problems. I got new Vittoria Rubino 23s tires a few weeks ago and I had no problems for 3 weeks since, ...
18
votes
10answers
22k views

What are the benefits of 700c23 tires?

23s come on almost all new road bikes, and tire selection is much better for 23s than other tire sizes at most shops. The benefits of 25s and 28s are a better ride, more traction, and are more flat ...
1
vote
1answer
57 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 ...
8
votes
4answers
1k views

Studded tires for small wheels

I'd it possible to purchase 16" studded tires? I have an old Dahon I use as a winter bike, and I'd like to replace the tires with proper snow tires if this is possible. If not, has anyone here ...
4
votes
4answers
219 views

Schwalbe Marathon Plus recurring puncture - options?

Does anyone have any experience of using puncture resistant tyres when they have been cut so badly as the object pierces the tyre right through? Being Mr. Unlucky, 2-3 months ago I managed to get a ...
2
votes
1answer
67 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 ...
4
votes
2answers
159 views

Fatbike tire footprints?

I am curious if there are any empirical experiments, or theoretical computational results, comparing the "footprint" size of the various fatbike/29er/mountain bike tires? There are lots of claims ...