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The outer edge of a wheel, holding the tire.

1
vote
1answer
75 views

Determine width of rim to match tyre

I need some 5 ray rims but the ones I find on the internet are way too expensive, so I decided to "roll my own" by creating a 3D model and having it machined from a piece of aluminum. I've chosen to ...
2
votes
1answer
74 views

E-bike rims: can I use them on my touring bike?

I am touring with my MTB, now for 4 months. I have been using really good Pacenti 29er rims, but just 2 days ago I cracked the rear one. I am carrying a lot of weight and Pacenti (after I contacted ...
2
votes
2answers
68 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 ...
3
votes
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 ...
2
votes
2answers
168 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?
1
vote
3answers
158 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
3answers
135 views

Reduced braking force in V brakes

I have a foldie which has always had bad/weak rear brakes, which keep getting worse. To preempt the response that they are expected to be weaker than front brake, this isnt a question about weight ...
6
votes
1answer
303 views

Preventing flat spot development on rim

When hitting bumps, wheels sometimes develop flat spots. Can this be reduced by building wheels with higher spoke tension, or is this mainly result of strength of a rim? When I say flat spot, I mean ...
0
votes
3answers
96 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 ...
1
vote
1answer
109 views

Bicycle spokes poking through rim, what can I do?

I bought an old road bike, and after fixing it a little went on my first ride and ended up with two flat tyres. Replacing the front tyre was fine, added new rim tape repaired the tube and was good to ...
0
votes
0answers
82 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?
3
votes
1answer
95 views

Straigtening a rim with 7mm deviation in a single section

In a recent crash my front rim experienced significant sideways force. There was no burring on the lip of the rim, but the section was (eye-measured but perfectly drawn) (y is left-right deviation): ...
0
votes
2answers
49 views

Vantara GT 6061 aluminum bike front wheel replacement?

I have a Vantara GT 6061 aluminum bike and I lost the front wheel. Where can I get a replacement?
1
vote
1answer
91 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 ...
3
votes
1answer
88 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. ...
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 ...
2
votes
1answer
107 views

Old Peugeot brakes not working in rain

I have an old Peugeot bike that's pretty awesome but the brakes are bad. In good conditions they are weak, and when wet they stop working entirely. I wasn't sure what the issue was with this, and ...
0
votes
0answers
49 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 ...
7
votes
1answer
130 views

What makes a comfortable wheel?

I rode about 5000Km on Mavic Ksyrium Elite Wheels and changed them for inexpensive Prime race wheels. The difference in ride comfort is huge. The Mavic wheels provide a very harsh ride. The prime ...
4
votes
3answers
131 views

Are there very deep (>40mm) rims with at least 32 spoke holes?

I've been looking some days for different wheel options and it looks like it is really hard to find rims that fulfill the following: Deep rims (40mm or more) At least 32-36 spokes Durable (reliable ...
2
votes
3answers
166 views

What is the deal with serrated/non-smooth rim sides on a bike wheel?

I recently decided to replace the rear wheel on my road bike since I couldn't disassemble the old Helicomatic freewheel I now have a new rim, which oddly has slightly serrated sides (I'll add a ...
3
votes
2answers
46 views

Surly Trucker Disc Compatibility with Ryde Taurus Rims

Is it possible to put these Rims (Ryde Taurus 21 Disc: 26', 21-559) on this frame (Surly Trucker Disc)? I just cannot find any hint at the Surly Trucker description, but since I am not a native and ...
2
votes
2answers
76 views

Diameter of valve hole in the inner wall of the rim

Let's say I have presta valve, so the outer hole in the rim is 6 mm (the visible hole). However rim can have inner "wall" inside with inner hole in it -- to my surprise the hole has bigger diameter. ...
6
votes
5answers
428 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 ...
3
votes
2answers
124 views

What causes rim failure where spokes pull it apart?

I've seen a few failures like this lately from touring cycling groups, and I'm wondering what causes this kind of rim failure (if it can be generalized). poster on group reported shortly after this ...
2
votes
1answer
77 views

Painting the rims of single speed bike

I've recently purchased my first fixed gear bike from another rider and the rims have faded from orange to pink and I was hoping to restore it back to orange. However, after looking online, it doesn't ...
1
vote
3answers
321 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 ...
1
vote
1answer
60 views

Rim shot? Goes badly out of true at medium tension

I am pretty sure this rim is shot, but wanted confirmation and/or a better understanding of what's up. I'm fixing up a donor bike that was pretty apparently stored outside for years. Despite that, ...
4
votes
2answers
279 views

Brake pads from new dual pivot calipers dont reach the rim in the rear wheel

I bought a bike exactly like this one some time ago (bonvelo, a small company here in germany): I wasn't really happy with the brakes so I decided to search for a good used ones. I found a good offer ...
3
votes
1answer
43 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 ...
3
votes
2answers
73 views

Is it safe to polish aluminum rims?

Everyone loves polished aluminum, but you typically have to pay a good 30% more for it vs. any other finish. Since polishing is a simple process requiring widely-available tools, I thought I could ...
5
votes
2answers
206 views

What happened to double eyelets?

Whenever I talk with old wrenches about wheelbuilding, they always seem to talk about double eyeleted rims as the pinnacle of strength and quality. However, it seems most modern, high-end rims have no ...
6
votes
2answers
443 views

Wheel with Centerlock hub for disc brakes and rim for caliper brakes

Does it make sense to build a wheel with a hub with Centerlock for disc brakes and a rim for caliper brakes? My idea is to use the front wheel with a dynamo on two bikes, if I decide that I need a ...
7
votes
4answers
2k views

Is there a trick to inflating a flat tire with deep section rims?

I have a Schwinn floor air pump and its nozzle is the kind you push down and flip up the lever to connect. With a brand new inner tube installed I could not get it to connect with the valve as I have ...
3
votes
3answers
266 views

Can a tire that blew off a rim be safely used on another rim, and under what criteria?

I have a set of tires where one of them blew off the rim on my bike after I slightly over-inflated it. I originally asked a question about this here, and there are more details at that link. The ...
4
votes
3answers
242 views

Magura rim brake does not work well on a new rim

I have a bike with 20inch wheels and Magura HS11 rim brakes. On the rear wheel I have just replaced the rim, because the old one had split after many thousand kilometres. The new rim is an Alex DM24 ...
4
votes
2answers
544 views

Can I reuse an old rim to build a new wheel?

So, theoretically, can I strip an old rear 700c wheel of its rim and then use same (aluminum) rim to build a wheel with a different hub and different spokes? I'm aware that stressed aluminum is ...
0
votes
0answers
21 views

Alex rim DF23 compatibility with tire 35c [duplicate]

I need your help. Can somebody tell me if I can replace my current 32c tire with 35c tire? I have an Alex rim DF23, ISO 622.
14
votes
1answer
1k views

What's the purpose of the channel in the brake track of this rim?

What's the channel in the brake track of this rim for? (I think it's in the brake track, anyway, and that the brake pad would cover it.) I would have thought it better to have an unchanneled surface ...
5
votes
3answers
351 views

Why do I keep getting cut looking flats?

My flats are causing some deep confusion. In the last year I've replaced at least 12 inner tubes because I keep getting flats. They are not puncture or pinch flats, they look like cuts to the tube, ...
0
votes
1answer
97 views

Need help understanding wheel sizes [duplicate]

Wheel Diameter: 64cm/25 inch what does this mean? I'm thinking of buying a new bike. but Ive never heard of 25 in wheels. Or is the 64cm a 700c. I've only had 26 in up till now and my knowledge in the ...
4
votes
2answers
352 views

Are “V” brake rims safe to use with discs

I'm new to this forum and would like to ask if it is safe to use a V brake rim with a disc? I'm using Shimano Deore M555 hubs with discs laced to Mavic EX 721 32 hole rims and DB spokes. Apologies if ...
0
votes
1answer
190 views

Ghetto Tubeless w/ Gorilla Tape on a BMX Bike or Dirt Jumper - Good Idea?

Why or why wouldn't you go tubeless on a 20" BMX or DJ bike? Got a lot of pinch flats recently and was look for a better solution than having to buy a tube every day/ I was considering doing the ...
0
votes
1answer
364 views

Using 57-559 (26x2.25) tire instead of 54-559 (26x2.1) on a mountain bike?

I have a ZAC 79 front rim with a Deore HB-M530. I just found out I've got a flat tire (after thinking last week "Hmmm, probably I should get a new tire soon..." :D). I'm going to buy the Schwalbe ...
1
vote
1answer
95 views

What kind of road bike wheels do I need to replace my stolen ones?

I am looking to buy a pair of second-hand wheels, to replace a pair that was stolen off my 2012 road bike, but I'm nervous about compatibility. I'd like to ask how exact I need to be in the following ...
1
vote
0answers
152 views

Can I fit a bigger tire on my bike

This is an old 70’s huffy.. with 20" wheel rims and 1.75 tires. I have some 24 inch rims to install, but the pegs are bigger in diameter, so they don’t fit in the fork's dropouts. Are the old type ...
2
votes
1answer
250 views

painting a machined rim

I have purchased a handbuilt rear wheel that will be used with a disc brake and never with a rim brake (it has a 6 bolt hub). The rim is a mavic a719. The rim is anodized black but the machined part (...
2
votes
1answer
81 views

Is a Vittoria Randonneur 28- or 32-622 on a hook-less 23 mm rim feasible?

My new bike came with rims that have a 23 mm flange distance. There is no hook to hold the tire's bead though. A 32-622 tire (Maxis mud wrestler) is paired with it. I also got a set of a 28- and a 32-...
0
votes
0answers
131 views

What is the smallest width of a tire for a given rim width?

A recent trend toward wider tires (cf Heine, "Performance of Tires") also led to wider rims and a closer match of rim and tire widths. In the past it was considered that tires need to be considerably ...
1
vote
1answer
60 views

Is it worth swapping two front-wheel hubs?

I have an old Bontrager Select rim with cartridge bearings and a newer Syncros Race 27 with loose ball bearings. Both are 20 spoke, would it be worth it to swap the hubs? Or would it even be possible?...