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

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4
votes
1answer
237 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
90 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 ...
5
votes
1answer
477 views

Is it okay to store bike tires in unheated garage over winter?

I have a lot of spare tires for bikes. I can either store them inside my house in the basement or in the garage. I've got a lot more open space in the garage, so that's my preference. However, I live ...
1
vote
2answers
229 views

Can Inner tube 1.25 / 1.5 fit 26x1.4 tire?

I have a tire 26 X 1.4 what size tube should I buy for it? 1.25 or 1.5 Inner tube ?
6
votes
1answer
329 views

What bicycle safe anti-car road spikes exist?

I am curious if there is a technology that allows bicycles to run over it, but will destroy car tires. From my understanding, usually poles like this are placed on trails to prevent vehicles from ...
0
votes
3answers
682 views

If I currently have 700x23/25C tires on my bike, will 700x35C winter tires fit?

I understand that the first number is the tire diameter, so on that part I know it will fit, and that the second number is the tire width and that's my main concern. I want to put winter tires on my ...
21
votes
4answers
7k views

Is there a difference in having tires filled with CO₂ vs air?

When you fill your tire with a CO₂ cartridge you are obviously putting CO₂ into it. When you use a pump you are putting air into it. Are there significant temperature variations that may lead to poor ...
5
votes
2answers
525 views

Is my Schrader valve spoilt?

(Tried searching this forum for this question but I couldn't find a question of the same type) Hello, I've been trying to pump my front tyre but to no avail. I could easily pump the back tyre but not ...
4
votes
1answer
151 views

Why did my tire fail?

Just got back from a ride. On my way back, my rear tire suffered from a side wall blow out. The area that went looks like it has been completely shredded. The area feels like it's been melted, with ...
38
votes
8answers
14k views

Are slick tires worth it for commuting?

I commute to work on a Marin San Rafael on roads over a mix of flat to steep roads. My bike came with "700 x 35c with Puncture Protection" semi-slick tires: In the bike shed at work I noticed ...
4
votes
2answers
460 views

Bead Separated from Fabric

The metal bead on my tire seems to have come out of the fabric in one spot, and so the tire no longer stays in the rim. Is it possible to fix this, or do I need to get a new tire?
3
votes
1answer
114 views

Can I fit a 32-630 tire on a 20-622 rim?

I know that the width difference might present problems later on, but if I understand correctly then it should be possible. The bike isn't meant to be used in high performance circumstances, just the ...
6
votes
3answers
413 views

Winter tyres or winter wheels?

I've just picked up some lightly studded tyres - winters aren't too bad here but ice can be a problem. The bike is a hybrid mainly used for commuting, with some early starts. Most of my route is ...
3
votes
1answer
217 views

Bicycle hand pump pressure gauge

Today I got my new bike pump. It is a two-way pump with pressure gauge, up to 100 psi, that I bought cheaply over the internet. When I tried to pump up my tire (Schrader valve) it seemed to be working,...
3
votes
1answer
2k 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 ...
2
votes
1answer
198 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 ...
4
votes
3answers
4k views

Are 700x 28 x 32 x 35 tires interchangeable?

I have a cyclocross bike with Alex ATD 470 Disc rim with TCS (Tubeless Compatible System) currently mounted with Vittoria, Cross XN, 700 x 32c tires. However tires are a bit worn out and I want to be ...
1
vote
1answer
105 views

MTB Tyre Safe for Wet Roads

I ride %50 on road, %50 XC. When the roads are wet/rainy the bike dances with me. Thus, i want to change the tyres. What I want is safe (in especially wet/rainy conditions) drive both on-road and ...
0
votes
2answers
170 views

Future of Tire technology

Why do tire producing companies still produce tubulars? Isn`t Tubeless the technology of the future?
1
vote
1answer
72 views

Replace a 2.0“ tyre with a 2.1” studded one?

I'm looking at replacing the tires on my GT Aggressor commuter bike with studded tires for the winter. Based on the current tire sidewalls (the rims themselves don't actually have the width or ...
4
votes
1answer
324 views

What's the cause of this tyre cut?

I am using Schwalbe lugano 700*25C for commuting, it's a almost brand new tyre with less than 500km. Recently I am starting to find some cuts around 1cm on my the tyre thread. Does anyone know what's ...
5
votes
2answers
168 views

Is my pump faulty or my tyre?

I have recently bought a Specialized women's road bike and for the last couple of weeks was borrowing my boyfriend's hand pump with no real issues. Last night I finally purchased my own (Topeak ...
4
votes
4answers
101 views

Front tire/disc brake question

Is it normal my disc rubbing with no tightened QR and to stop when I tighten it? Or it should not rubbing both times...?(Because now when I tighten the QR the disc starts rubbing in one of the pads. ...
5
votes
2answers
290 views

Should I be able to peel off a glued tire patch?

One of the things that I've noticed with the low-cost tube patch kit that I bought is that I'm able to catch an edge of the glued patch with my knife or fingernail and peel the patch off the tube like ...
0
votes
1answer
507 views

What could cause an inflated tire to be “untrue” on a true rim

I just bought a new set of tires (Continental UltraRace 25-622 700x25c) for my bike, which has rims Rigida 28 x 1 5/8 x 1 1/8 - 700c. When I inflate the inner tube (both a Schwalbe 28" 18/28-622/630 ...
4
votes
1answer
149 views

Tubeless tire looses air through weld of rim

I have the DT Swiss X1700 Spline 29″ with the Schwalbe RockRazor 2.35" PaceStar on my pre built Bike which are tubeless. After about 100 km the tire now looses air through the weld very fast. I ...
19
votes
5answers
84k views

Can I use a gas station pump on a bike tire?

Someone pointed out that it may be risky, and it might not have the right kind of nozzle, but I don't have a bike pump at the moment. Does anyone else ever do this?
29
votes
9answers
100k 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 ...
1
vote
2answers
188 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 ...
8
votes
2answers
1k views

Is rubber cement in stationery stores the same as in tire patch kits?

Is the rubber cement that you can buy at the stationery shop: the same as what's in the little tubes of cement that come with your patch kit:
10
votes
7answers
6k 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 ...
0
votes
4answers
235 views

How much of a bruising can a MTB take?

I recently purchased my first MTB, a Rockrider 560, and I'm curious to know how much a roughing up can it take? For example, can I ride up and off kerbs without wrecking the tires? What about bunny ...
0
votes
1answer
127 views

flat tyre even after replacing the tube? [duplicate]

So I bought a used Specialized Sirrus 2011 model as my first bike (so I'm new here) recently and I love riding it, light weight, smooth handling and comfy to ride. Rear wheel was flat when I bought it ...
15
votes
6answers
1k views

What is a good way to keep my tires from going flat easily?

Title says it all, how do I keep my bicycle tires from going flat easily? I live in an area with a lot of sharp stuff (think glass shards, nails, cactus, etc)...
4
votes
1answer
169 views

Am I unscrewing my pump incorrectly?

I just bought a new mini pump (with a foot-stand and pressure gauge to get up to about 100psi), however, in order to get a good seal you have to screw the pump-head onto the valve. The issue is, ...
25
votes
8answers
50k 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?
0
votes
0answers
48 views

proper tube size for bicycle tire [duplicate]

My bicycle tire specification is 40-622 (700x38C-28x1 5/8 x 1 1/2), would you please tell me the right size of the proper inner tube?
4
votes
4answers
291 views

23 mm combined with 25 mm tyre in racing

I met a guy who mixed 23 and 25 mm for his front and rear tyre respectively. Now thinking about it, I believe it's a pretty good idea since the rear wheel bear a higher proportion of the rider's ...
13
votes
5answers
3k 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 ...
6
votes
1answer
222 views

Can tubes be used in tubeless rims as well as tires?

I've gotten a bike with very nice tubeless wheels, however I have little experience with fixing or replacing tubeless tires/wheels. I would much prefer to be able to put a regular mountain bike tube ...
8
votes
4answers
669 views

How seriously should I take the maximum pressure rating of my cyclocross rims?

I own a very nice cyclocross bike that I use for daily commuting. It is currently fitted with relatively wide cyclocross tires (Continental Cyclocross Race 35-622) that I inflate to 4 bar (58 psi). ...
12
votes
4answers
4k views

How can I repair a tyre with a deep cut?

I have some foldable racing tyres, still with plenty of tread but with some small cuts through the tread & cloth. Can I do anything to them or are they destined for the bin?
2
votes
2answers
100 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 ...
44
votes
13answers
17k views

What type of tires can prevent goatheads?

We have a lot of goatheads1 in our area, and they have a tendency to do something like this to bike tires: Unfortunately, I ride a road bike (specifically a Kona Dew), so I have much smaller, ...
7
votes
2answers
367 views

Do I need to replace my rims to move up to a larger width tire?

I have a 1965 Schwinn Speedster that has 26 x 1-3/8 rims and tires.i have more than enough room to run larger width tires, I'm just not sure if I need to replace rims?
5
votes
3answers
1k views

Presta valve won't let air in on a new tube

During a ride I had a flat tire and used a brand new Joe's tube with sealant. For the first time in many years of riding i was not able to pump air in. It appears that the pin inside the valve won't ...
4
votes
1answer
530 views

Inflated tire partially slipped off rim, can I fix without deflating?

There is a ~3" portion of my back tire that is no longer within the rim walls on one side. It's an older bike but in fairly good condition. The tires had just been replaced by a professional and I put ...
3
votes
2answers
176 views

Tire Tread Worn out Very Fast

9 months ago I bought a Cruiser bike for riding around my neighborhood, and over that time the tread has worn out completely to the point you can see the cream surface that the interior of the tire ...