Questions tagged [hub]

Concerning the parts and mechanism of bike gearing, both internal and external. Multi-speed, single-speed, fixed and freewheel.

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4
votes
1answer
162 views

Can a freewheel hub be swapped out for a cassette hub?

I have a very cheap, yet very old, 26" Chinese rear wheel with a freewheel hub mounted on my MTB. The hub, bearings and cones are shot, but the rim is still good. I have two Shimano cassette hubs ...
3
votes
2answers
69 views

Bottom bracket needing repacement more often in a single speed bike

I used to live in quite a hilly area but managed well with a single speed Mango aluminium bike on most of these hills. I wanted to know if it is possible that due to extra pressure being exerted on ...
4
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2answers
69 views

What is 10x135 QR?

So, just before the standards changed I finished building a very fancy TD bike with 9mm dropouts that I now want a new rear wheel for. I can't seem to find many nice 9mm hubs anymore, but I'm finding ...
3
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1answer
79 views

Spokes are too long for wheel build. What did I do wrong?

Tonight, I began the process of building a new wheel. I purchased an Industry Nine Hydra Hub (MTN - 32 hole - Classic Rear Hub - ISO 6 Bolt - 12x148 HG) Here are the calculations posted on their ...
3
votes
1answer
91 views

Freewheel threading on Miche flip-flop hub

I'm currently building a parts list for a new single-speed bike. In the process, I came across a nice looking flip-flop hub from Miche: The "Primato Pista/Strada" I figured that adding the fixed ...
1
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1answer
117 views

Front axle cone replacement - sizing

So I am trying to replace my pitted front axle cones, but struggling to find the parts of the right size. My axle diameter is 9.4mm on the thread and 8.8mm on the smooth part, and respectively the ...
1
vote
1answer
33 views

How to remove non drive side cap on Vision 35 wheel

There is an annoying squeak coming from the bearing on the non-drive side of my Vision 35 wheel. I had the lbs replace the bearings 4 months ago (the wheel was only 5 months new at that time) at ...
1
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1answer
49 views

Broken Shimano Nexus 8 Gear Hub

My HUb is a Nexus SG-8R31, 7 years and 3500 miles (5600Km) old. It has just developed a loud "clicking" noise when going forward, This happens both on and off the bike. It sounds like a broken ball ...
1
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1answer
68 views

Unidentified clicking sound coming from front wheel area when performing an endo

I have recently bought a Canyon Strive CF and have had no problems or crashes on it. However, there is an unpredictable clicking sound coming from the front wheel area (not sure whether it's from the ...
1
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3answers
601 views

Can any dynamo hub get the electricity rotating with the spokes?

I want to make wheel LEDs powered by a dynamo hub. I was wondering if that's even possible. Any ideas or models?
2
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2answers
124 views

How to get rid of hub play in XTR FH-M975?

I recently bought a 2012 Santa Cruz Superlight 29, and there is some play in the rear wheel. The hub is an FH-M975 (XTR). With the wheel off, you can tell there's some play, but I guess there is ...
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4answers
725 views

Freehub pawl system vs star ratchet system

If you were to choose between a Hope Pro 4 hub and a DT Swiss 350 or 240, purely based on their freehub types, ie Hope's pawl system or DT's ratchet system, which would you choose and why? The main ...
2
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3answers
257 views

Buying parts for an extra set of wheels: will a an 11 speed freehub body accept a 12 speed cassette?

I'm mechanically inclined, but I don't know much about modern bicycles. I have a Rocky Mountain C70. Since I live in the city, I'd love to have a second set of wheels that aren't knobby for the paved ...
1
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1answer
44 views

Changing Scott Scale 960 2019/2020 rear hub to thru-axle?

I'm interested to buy Scott Scale 960, but I would like to change rear hub from QR to 10 or 12mm thru-axle. Is it possible with or without changing rear hub? What kind of hub would it fit in case it ...
2
votes
1answer
304 views

Modify modern wheels to fit old frame

I would like to upgrade my wheelset to something newer. Specifically I was thinking about Mavic Aksium (although it remains to be seen what becomes of the current issues with the company). I have an ...
7
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1answer
1k views

Can my fork support disc brakes?

I want to put disc brakes on my bike but I do not know which type to put on
1
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1answer
64 views

Diagnosing hub wobble (Shimano Nexus)

I have a Babboe City cargo bike with a Shimano Nexus 7 rear hub. Just coming into home on my last ride there was a bit of noise from the drivetrain and, on closer inspection, some other symptoms. The ...
1
vote
1answer
48 views

Rear axle for Alexrims DC 4.5 Disc 26" MTB wheels w/ Formula hubs

I've acquired a pair of old Alexrims DC 4.5 Disc 26" MTB wheels with Formula hubs, but the rear wheel is missing the axle. I've been reading various posts about how to measure / replace the axle, but ...
2
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3answers
44 views

What width between dropouts is suitable for a hub of Xmm?

For a hub of 120mm, what would the dropout spacing be on a typical frame? Or for 130mm, or other sizes - in each case, how close to the hub width should one expect the frame spacing to be?
2
votes
1answer
181 views

How do I figure out what rear axle to purchase for new wheel?

I have a Voodoo Bizango 2016 and recently purchased a new rear wheel for it as I’m a larger rider and kept popping spokes. It’s a Halo vortex 29" wheel with a Shimano HG freehub. I’m trying to ...
2
votes
2answers
84 views

Diamondback Century 2 (2015): What thru-axle skewer dimensions fit the original axle hubs? Lost the originals/internet search unhelpful

As the title says, I lost the original axle hub skewers (both front and back) while moving. I bought this bike secondhand over a year ago, and it's a 2015 Diamondback Century 2. Diamondback no longer ...
5
votes
1answer
114 views

How can I undo the locknut on this Shimano 105 hub

I'm having trouble working out how to properly service this Shimano 105 rear hub. I've watched some videos, read Leonard Zinn's book and following Park Tools' instructions, but it doesn't help. I've ...
2
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4answers
329 views

Why are rear wheels dished?

I know it's because of the space taken up by the rear cassette. But why not just make the hub narrower, and not make it asymmetrical? Sure, the drive-side hub flange must be moved inboard to make room ...
2
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0answers
62 views

What does the brake adjuster nut do? Sturmey Archer S2C coaster brake hub

Looking at the schematics of the sturmey archer S2C hub I noticed this part: 2 HMN425 Brake Adjuster Nut (Xylan) And I was wondering, what does it exactly adjust? Does it adjust the brake ...
2
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1answer
57 views

12-32 freewheel cluster?

Does anyone manufacture a 12-32 7-speed freewheel cluster to replace the current 13-28 on my 20" Dahon, with a view to touring with panniers? If that's impossible, & I decide to buy a 20" freehub (...
0
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1answer
151 views

Freewheel is not making noises [closed]

Freewheel on my bike is not making any clicking sounds like it used to when I bought the bike from the bike shop. I got the bike serviced last month due to brake making screeching noises and the rear ...
1
vote
1answer
65 views

SunRingle ratchet rings

I have a used Stan's NoTubes Neo hub and would like to replace the ratchet ring and pawls. These were once available but are now out of stock everywhere. Since these hubs, like most hubs these days, ...
1
vote
1answer
63 views

Ultegra 6800 front hub plastic cover loose

The plastic cover on the right side of my Ultegra 6800 front hub (red circle in the photo) is loose and rotates freely independent of the hub. Is it normal ? If not how can I clamp it back?
7
votes
3answers
2k views

Broken 26'' wheel

I need your recommendations. I have the issue with my rear rim. It was broken. And now I have a dilemma to buy a new wheel or buy a new rim and use hub, spokes from the previous wheel. One problem the ...
6
votes
2answers
2k views

What is this nut?

I've been searching on Google for the last hour trying to figure out if this is some kind of security nut. It's on a Shimano hub on the rear wheel.
2
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1answer
127 views

Are sealed bearings equal to cartridge bearings in single speed hubs?

Single speed hubs are often speced with sealed bearings. In my brief market search I haven't seen any hubs with cartridge bearings in the specifications. Are sealed bearings used synonymous with ...
1
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0answers
45 views

Formula hub - fixed cone on the axle

Does anybody have the diagram for a generic Formula hub axle assembly? It has a fixed cone on one side of the axe with no spanner flats. I'm not sure which side of the hub this is supposed to go on ...
2
votes
1answer
111 views

Building a 700c bike. Hub sizes

Trying to build a bike on a cyclocross frame. So the wheel will be 700c. Need hubs. Fork size is 100x15 with thru axle. Rear drops size 142mm x 12mm thru axle also. So it means I need any hubs which ...
11
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3answers
2k views

Busted my bike hub & derailleur (I think) - how bad is it?

I screwed up :( Background leading to my foolishness: I've been straining my bike quite a bit with hills and inclimate weather, and I haven't been able to find my maintenance kit since I've moved, so ...
2
votes
1answer
92 views

Proper way of choosing hubs

Not a product rec question, I mostly need to know the way of selecting the correct hubs for me. I've got a GT Avalanche 9R expert and I'm not happy with it's hubs. I use this bike only for xcm and ...
2
votes
2answers
203 views

Over-locknut dimension (hub distance) (cup depth) changed after 10.000km

Recently I wanted to replace my bearings and spotted something strange. My Over Locknut Dimension has reduced by 7mm. You can spot the difference when you compare it to the new hub: Can this happen ...
4
votes
2answers
116 views

Is the lateral brake disc position standardized (and, if so, to what tolerance)?

I am thinking about getting a second wheel set for my CX bike to be able to easily swap between road and off-road tires (and possibly run a tubeless setup). The bike is equipped with 12mm through-...
0
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1answer
40 views

Thread diameter of hub

I've got a rear hub Shimano 5353 with a freewheel,I want to change the wheel for the one with campganolo hub,I dont know whether my freewheel will suit campganolo hub
0
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1answer
497 views

Front wheel doesn’t spin freely

My front wheel doesn’t spin freely. I had the hub tightened and now it has a lot of resistance. I use bolts, not a quick release. There isn’t rust on the fork, the brakes are not rubbing.
0
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1answer
63 views

Looking for a 40 (or 48 hole) 126mm rear freewheel hub with cartridge bearings [closed]

I was just told that my wheel is toast. Really -- it's just the rim. I had another broken nipple and, when they opened it up, they said the aluminum oxide rained out of it like a salt shaker. I guess ...
0
votes
1answer
43 views

Shifting is crunchy in Shimano CB-E110

Looking for advice for my GFs Pelago Brooklyn, which has a coaster brake Shimano CB-E110 hub. When shifting gears, the chain hops and crunches. The chain also looks a bit saggy. I only have experience ...
0
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0answers
35 views

Hub ,rear hub,shimano 5353 [duplicate]

I've got rear wheel with shimano 5353 hub and want to change it for a wheel with Campganolo record rear hub. I wanna know if my freewheel will fit Campganolo record azzorro hub, coz it's and old ...
-1
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1answer
52 views

Freewheel for my hub

I've got back wheel with shimano 5353 hub and want to change it for a wheel with Campganolo record hub. I wanna know if my freewheel will fit Campganolo hub, coz it's and old version of freewheels ...
1
vote
4answers
416 views

Use Brompton BWR 3-speed hub to create a full 700c wheel?

I have been looking at getting an internal gear hub wheel for my commuter. I currently ride a fixie and I find myself wanting a lower gear at stop lights and a higher gear in straight aways. Basically ...
1
vote
1answer
34 views

Hub compatibility for Felt Nine 60 2017

I have Felt MTB Nine 60 2017 and I want to change my rear hub but don't know how to look for compatibility. It says 6 bolt QR x 135.
4
votes
2answers
372 views

How to remove axle and bearings from a B'TWIN Triban Aero wheel

I have a B'TWIN Triban Aero rear wheel and am trying to replace the sealed bearings. After removing the end caps and a DS rubber seal I can see the ends of the bearings, at this point I assumed that ...
1
vote
3answers
172 views

Reassembling rear wheel hub

I have a ten year old decathlon cheapo bike and I wanted to take out the axle out of the rear wheel to see if I could replace it with a quick release mechanism and also learn a bit about how it works (...
3
votes
2answers
1k views

Where are the bearings in thru axle hubs?

So I’ve looked all over the internet to find an anatomy picture of a thru axle hub, because I don’t understand where the bearings go, and I can’t find anything helpful. Can anyone help me understand ...
1
vote
0answers
114 views

DT SWISS 1800C Spline converting from 142-12mm to 135-10mm thru bolt

I'm building up my AWOL 2016 model and bought new wheels and front fork. With the front wheel I have no issue, but the back wheel presents a small problem. The wheels i bought are DT Swiss C 1800 ...
4
votes
2answers
1k views

Can I replace loose ball bearings with caged ball bearings in my hub?

I currently have loose ball bearings for my hubs and I am wondering if I can put caged ball bearings in there instead. Can anyone let me know if they are better or worse than loose bearings. Also I ...

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