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

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0answers
52 views

I am willing to switch from 700x23c to 700x28c (front) and 700x25c (rear)

I've just bought Orbea Onix TDI Road Bike that has 700x23c tires. They are very tough on the roads that I have around - I go to mountain highways and there's a lot of pavement cracks that feel too bad ...
2
votes
1answer
42 views

Inflating toddler tires

I got my toddlers bike second hand & it looked like tyres were a bit flat. We brought new tubes & when I went to replace them I found that the current ones inflated. It seems that I can pump &...
2
votes
2answers
35 views

Compatible tyre widths for 622 × 17 rims?

I have 622 × 17 rims on my hybrid and currently have 700×40c tyres on (came with the bike). I need a new rear tyre but I am not sure what I can get. From what I can find I should be fitting fairly ...
0
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2answers
49 views

Puncture/Tear at base of air valve.

I have replaced three flats on my new bike and found each time a tear or hole at the base of the air valve. What can cause this.
3
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5answers
1k views

My rim exploded inflating on an automatic pump of a gas station. Should I reuse wheel's spokes/hub or buy everything new?

Today I went through this situation. Rims are Vzan Action with Formula Hub 36 holes. My rear tire was leaking. A guy patched up the tube and the problem persisted. I went to the bike shop and asked ...
5
votes
3answers
1k views

What pressure should a tire have?

I am a new bike rider. Over three months, my wheels are a little bit flat. However I am not too sure as to what pressure I should pump them back up to. Currently they show 25 PSI (172 kPa). It is a ...
2
votes
2answers
159 views

Innovation in cycle wheels

Do you think there is still some innovation that can be done to cycle wheels? Like changing the cycle spokes pattern? Or is it already in an optimised state?
0
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2answers
132 views

Tires explode way under rated pressure limit

I'm restoring my dad's old Jeunet racing bike from the seventies. First thing I did was buy two new tires. The old ones looked still OK, but wanted to take no risk with 40 year old rubber. The new ...
3
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0answers
69 views

Will my rims fit 25mm or 28mm tires? [duplicate]

I have a hybrid Dawes, about 25 years old. I think it's currently got 700x35mm. I would like to fit thinner tires but how do I know if the rims will accept them. Is there a way to know?
3
votes
2answers
233 views

Wheel Tire Height Change: 27Plus to 29

All, I have a 2017 Scott Spark 720. It has 27.5 Plus Tires on it 2.8 maxis recon which I run at 16/18 psi (amazing traction). I have been getting a lot of pedal strikes (In rocky/rooted turns, mild ...
3
votes
2answers
133 views

Cracks on tire - still safe to ride?

I just experienced some uncommon cracks on the tires (Schwalbe Durano Plus) The tires are pretty new (less than half year old, and used max. 1500 km). I inflated 6 bars in the tire, and according to ...
1
vote
3answers
143 views

Questions about tubeless tires

I keep getting a lot of pinch flats even though I've pumped my 26x2.00 wheels to 280Kpi (65psi) and I've been thinking about converting to tubeless. But I don't have both tubeless ready tires and rims....
1
vote
2answers
52 views

Will these tires fit on my bike?

If I were to purchase the “Aluminum Road Bike Commuter Bike Shimano 21 Speed 700c”, would I be able to remove the tires that the bike originally came with, and replace them with some “Michelin Lithium ...
1
vote
2answers
168 views

New inner tube bulges near the valve when inflated

I've installed a new inner tube in my wheel. I checked the tube doesn't make a knot. When I inflate the tube, it bulges near the valve, and this rubs against the brakes. REF tube: 32/47 609/642 ...
0
votes
3answers
90 views

Rough riding bike!

I have a Cannondale touring bike with 27" x 1.25" tires on it. They are designed for an air pressure of 100 PSI (6.8 bar) which means I feel every bump on the country roads around here. I would like ...
3
votes
3answers
277 views

Are 23mm tires on a 25mm rim (21 mm internal width) safe?

Odd situation here, I'm putting together a 2nd road bike (I commute daily and need a backup for when my main ride needs adjustments, part replacements, etc). To stay on the economical side, I ...
0
votes
2answers
566 views

Can I use a smaller bike inner tube than it supposed to

My bike says I need a size 29" inner tube and I got a 26" wheel what’s gonna happen?
0
votes
1answer
109 views

How to fix tyre issue - rubbery sounds when riding

I don't know much about bikes at all. I have this bike which I was ideally going to use tomorrow for an journey but I think that I may have to use other transport now. I haven't used it in a while, ...
0
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0answers
74 views

Can I change my rims from 22 inch to 24 inch?

I have bicycle with 22 inch rim size and I can't find my tire & tube with current size. Can I change the rims to 24 inch?
1
vote
1answer
71 views

Can I run a Schwalbe Marathon 26" on a Mavic CrossLand UST rim?

I have a old 26" mtb that I still use for commuting and occasional weekend rides. I need to change the tyres as the current ones are very old. I would like to buy tyres with low rolling resistance and ...
1
vote
2answers
199 views

What is the difference between a 700x28c and a 700x32c and a 700x..c and so on?

I'm semi-new to customizing bits of bike and when looking to buy some slicker tyres for the road I came across this 700x..c system. I've previously had a set of 700x28c tyres which were then swapped ...
3
votes
1answer
51 views

Are there standards for tubeless tires/rims?

I still trying to understand tubeless systems (well, i understand the principal, but it's the implementation that I'm still confused) In this video, they show a cross section of a wheel rim and tire. ...
3
votes
6answers
164 views

Is it a problem to have tires of different width?

I received a new tire for my bike. I believe this is a "Hybrid bike" in English and looks more or less like that image courtesy of Wikimedia I use it to commute, 50% on bike paths and 50% on easy ...
2
votes
1answer
245 views

Looking for suggestions on a mostly-road mixed-use tire [closed]

I'm riding tracks that are 90% on-road, 5% poorly paved cracked roads and 5% gravel, dirt, chips, etc. No mud. Basically: ride 5km to a park, ride 1km there, ride back. I'm pretty new to bikes. The ...
6
votes
3answers
1k views

Is it normal that the tyre fits effortless the rim?

I've been constantly having problems with my wheel going flat. I couldn't find anything on the rim but I changed the rim tape and I bought a new tyre. The old tyre was a bit worn. It was also fitting ...
5
votes
1answer
224 views

Tires won’t come off rims

Help! Have a Diamondback Release with Schwalbe Hans Dampf tires on Blanchard rims. Couldn’t break bead to get tires off as I wanted to convert to tubeless, even after trying tire levers for an hour ...
5
votes
1answer
150 views

Does sealant in tubeless tyres slosh around?

I'm getting interested in tubeless tyres for my gravel bike I'm curious about the liquid sealant that you put in the tyre. As I understand, it should stay liquid so that if there is a puncture, the ...
1
vote
2answers
183 views

Can't get bike valve caps off

I will sound a bit thick but i'm no bike mechanic, to give you an idea of what make my bike is here are some pics (the bike isn't mine and the owner doesn't know). the problem is that I cannot get ...
4
votes
1answer
281 views

Tires for cyclocross bike

I have cyclocross bike with alu frame (Focus Mares). It is currently running on Continental Cross tires which are around 400g. I mostly ride it in city and sometimes go for weekend tours in ...
1
vote
1answer
177 views

Which inner tube do I need to buy for 28 inch fixie bike?

I have a 2018 FIXIE Inc. Betty Leeds. https://www.fahrrad.de/fixie-inc-betty-leeds-white-694674.html These are the sizes of the tyres: Reifen vorne Marke: Kenda Typ: K-193 Größe: 28 Zoll ...
15
votes
3answers
4k views

How to deflate a tire properly?

I need to flatten my bicycle tire. What is the safest and best way to do this? What I mean by safest is: I want to reinflate it again afterward.
0
votes
2answers
99 views

I keep getting flat tires on my E-bike

I got my first flat a month ago and it was a snakebite flat. I got it by hitting a small bump on the road with low tire pressure. Since then I keep getting flats after a few days of riding. Every ...
0
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0answers
34 views

Monstercross gravel bike: Will a Salsa Warbird frame fit 45mm Riddlers on wide 28mm rims?

Will 45mm WTB riddlers on wide 28mm internal width rims fit between the rear chainstays of the Salsa Warbird? I'm building a set of monstercross wheels for my Salsa Warbird, but before purchasing the ...
2
votes
3answers
856 views

Can I swap a 700c onto a 26"/650b bike

Can I put a 700c (28") wheel on a 26" or 650b fork, it looks like I'll have plenty of room but I would need to get something to move my v brakes as they wouldn't touch the rim
3
votes
3answers
250 views

Why did both of my inner tubes blow out on a new bike I've only put 4 hours on?

I bought a new Diamondback Trace hybrid bike about a month ago. Rode it twice for about an hour a piece and the last time for about two hours. I had no problems any of the times and inflated the tires ...
0
votes
1answer
96 views

Calculate rolling resistance for foam filled tire

Let us consider a bike wheel. Does anybody know a way to calculate how much does rolling resistance changes if the inner tire volume is filled with foam instead of air? Let's assume a foam hardness ...
0
votes
2answers
64 views

Timing Yourself To Determine Gear Ratio/Torque

Since there are so many types of bikes IGR, belt, and gears, I have resorted to doing timed runs with the bike to determine how high the torque is. I throw it into the highest gear and ride on flat ...
0
votes
1answer
82 views

The difference between thin width of tyre and thick tyre width

According to physics doesn't it say that lesser the are greater to force or grip. So why wheelies performed on tyres with greater thickness?
6
votes
5answers
427 views

Force needed for tire and rim (removing/inserting)

Until now I used 26" rim with Schwalbe Fat Frank and Big Apple (range 2.15"-2.35"). Except for initial prying when removing tire I can perform all operations with my bare hands without a sweat. Today ...
1
vote
1answer
60 views

How do I avoid a pinch puncture?

Newly mended inner tube went down within 15 minutes of pumping up and without any riding or even sitting on bike. Handpump only so no idea of pressure. What did I do wrong/ how can I avoid it ...
0
votes
0answers
51 views

Carrera Virtuoso Road Pro 2008 Tyre identification

I don't suppose anyone knows the make and model of this tyre? These allegedly came as OEM on all Carrera Virtuoso Road Pro circa 2008, the Black and Blue Road Pro model. This has been bugging me as I ...
1
vote
3answers
310 views

How perfectly can an 18 dollar tire be centered / bead seated?

My tires are 622 x 38C, and on the rim it says 622 x 21C (m̶i̶n̶i̶m̶u̶m̶ ̶t̶i̶r̶e̶ ̶w̶i̶d̶t̶h̶ ̶t̶h̶e̶ ̶r̶i̶m̶ ̶s̶u̶p̶p̶o̶r̶t̶s̶,̶ ̶I̶ ̶b̶e̶l̶i̶e̶v̶e̶ rim width). These tires cost around 18 dollars ...
7
votes
9answers
752 views

How can I improve my downhill mountain bike as a commuter?

I have started commuting recently to work and university with my bike. It's not ideal, but as it is, I'm not willing to invest in a new one, hence why I'm looking for suggestions to improve my current ...
6
votes
4answers
301 views

Should I change my Schwalbe Marathon Plus tyre?

I'm here trying to decide if I should get a new Schwalbe Marathon Plus for my touring bike. I've just finished a 6000km tour in Australia, riding on paved roads with a heavy load. Here's the looks of ...
3
votes
4answers
162 views

Could a flat tyre two days later be due to a clumsy service?

I had my bike serviced on Monday. Part way through the workshop called to inform me that they thought both tyres were perished and needed replacing. I trusted their judgement and gave them the go ...
3
votes
1answer
470 views

Does the tire tread reduce the likelyhood of getting a puncture?

I've been using the last year thickslicks to driver mainly inside my city and I usually tried to don't go through anything else but asphalt to prevent punctures. I've been wondering if going through ...
0
votes
0answers
26 views

Tire size question [duplicate]

I'll start by saying I am COMPLETELY new to the bicycle world. Just purchased a bike for commuting to work and am planning on giving it a makeover. I need new tires and tubes. My question is - if ...
3
votes
1answer
162 views

Run tubeless tire on standard rim as long as I use a tube?

I have some standard rims and I (accidentally) bought tubeless tires. As long as I use rim tape and a tube, can I run these tubeless tires? I know I won't be able to run low tire pressure. But if the ...
3
votes
1answer
33 views

Need help - changing tires/rims on Origin8 Intersekt 7

I bought an Origin 8 Intersekt 7 two years ago. Denver has so much construction, and "goat heads" that I've popped my tires 7 out of 8 rides. Needless to say, I'm way over it, and haven't ridden the ...
0
votes
0answers
41 views

What size of tyre can fit on my bike? [duplicate]

I currently am looking to upgrade my knobbies for some road tyres. The current tyre size is 26x2.10 and the rim is 559x19C. I'm wondering what tyres will fit as there are many 26x... Thanks in ...