Questions tagged [axle]

Part of a wheel hub that holds the wheel to the dropouts.

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16 views

How should I reinstall parts on my axle when I forgot what order they were in?

I got carried away while disassembling/removing the freewheel, hub, cones, washers, and nuts on my rear wheel's axle, and now I'm not quite sure how it all goes back together. I was a fool and didn't ...
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1answer
62 views

Stuck nut on bike axle?

I've got a bike. There is a stuck nut on the axle, and when I try twisting it.. well.. the axle turns too (obviously.). I'm trying to get it off, but it won't come off. My grandfather has a vast ...
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67 views

What is the size of my seatpost clamp nut?

I have this bicycle given by me by a friend, I kept adjusting the height of the bicycle saddle for different members of my family and now the sides of the nut are rounded. The nut is used to adjust ...
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2answers
65 views

Crank arm loose (squared taper). Can it be fixed?

My problem is that my squared taper crank arm keeps on coming loose no matter how hard I tighten the bolt - it also starts creaking. Here’s a video of the problem https://giphy.com/gifs/...
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35 views

Bracket axle for Shimano RD-2300 rear derailleur

Where can I find a bracket axle for Shimano RD-2300 rear derailleur? I searched everywhere and I didn't find one. I need to mention that the frame type is Speed Fitness Alloy and bike is a Focus ...
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1answer
44 views

Front Wheel axle (Quando) with 1/4 bearings

my first post after years of using the forum. I am a mobile mechanic and keep coming up against these Quando front hubs (sometimes unbranded) that have a standard 9mm QR axle spindle, but with larger ...
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2answers
655 views

Just replaced axle on rear wheel. It is loose at first but as soon as I ride it, it tightens and wheel no longer rotates. Help!

Yesterday, the axle on my rear wheel snapped. I spent today trying to replace it with a new axle of same length. Before doing so, I checked bearings, and they seemed ok. When I put the hardware on the ...
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1answer
54 views

Chainring loose around drive-side crank arm / axle

The splined thing in the picture moves very slightly in relation to the chain rings - it seems to be worn. I don't know how to remove it, or if it is even supposed to be removed. This is an old bike ...
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1answer
45 views

How to correctly identify bearing cones for axles, to find replacements?

The cones of a bicycle front axle are quite pitted, and I decided to replace them. The Axle still is fine, I'd only need to replace the cones. The problem I'm having is finding replacement cones. I'm ...
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2answers
148 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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1answer
68 views

Converting Surly new hubs from 130mm to 120mm

Can I convert 130mm Surly New hub from 130mm to 120mm by simply replacing with a 120mm axle? I have a 130mm hub that I'm running on a sscx bike, and want to use the wheel for a track bike with 120mm ...
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141 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 ...
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1answer
233 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 ...
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3answers
947 views

How to enlarge dropout slots?

I have a Raleigh Grand Prix and was trying to put a modern wheelset on it, but the front dropout slots are too narrow to fit the axle. Is it safe or possible to enlarge the slots? The fork is chrome ...
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1answer
226 views

Drivetrain changed - new cranks further from bottom bracket

On the weekend I did an overdue drivetrain change. Everything went fine and runs rather smoothly, but I had to adjust the front derailleur a lot. It seems like the new cranks are about 5 mm further ...
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1answer
46 views

Praxis Works M30 crankset to FSA BB30 fitted in a BB386EVO shell

I have a BB386EVO frame shell and a FSA PF BB30 fitted into it. All good with this Now, I have a Praxis Works M30 crankset that I want to use but I haven't been able to install. The axle seems too ...
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1answer
97 views

Rear solid axle hub

I have Trek Marlin 5, Today I broke rear hub axle. unfortunately, shops are closed nearby, because of COVID-19, I only have solid hub axle. Is it okay to use solid axle instead of quick release?
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2answers
205 views

What is this bolt called?

It's part of my front axle and I need another one like this to keep the wheel on. Links to where I could buy one would be appreciated too. The bike is a fatbike with suspension. Bolt threads into ...
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2answers
85 views

I need help finding a quality replacement axle

I have a Diamondback Outlook Omni 181 CL, bought it second hand for $40, and I'm not sure of the original parts. Recently I have been having trouble with the rear axle, the one it came with bent so I ...
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1answer
143 views

Back wheel jumping out of rear dropout with child transporter

Some days ago, I was riding my bike towing a child transporter. I was going steep uphill and put quite some force on the pedal. Suddenly, I heard a loud snapping sound and the back wheel was blocked. ...
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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 ...
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2answers
248 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 ...
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3answers
2k views

Skewer removal without quick release

I am trying to replace my cassette. I can not use my cassette removal tool as it is blocked by the skewer, so I need to remove it. From what I can see, the skewer is held together by two bolts. I have ...
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2answers
68 views

Which rear wheel axle does my “Citizen Gotham 7” folding bike use?

Which rear wheel axle does my “Citizen Gotham 7” folding bike use?
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415 views

What are the axle nut sizes on the brompton?

What are the exact specifications of the nuts used on the various axles of the Brompton bicycle? Specifically, I have a 2016 M6R black, but I would appreciate it if you listed the specifications for ...
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2answers
518 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 ...
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3answers
194 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 (...
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1answer
90 views

Where can I find information on Kent 700c Eagle Ridge axle nuts, I want to buy Hexlox

Where can I find information on Kent 700c Eagle Ridge front and rear outer axle nuts, so they can be replaced with Hexlox?
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1answer
1k views

What is the size of the front axle nut of the Supercycle Hooligan?

I was riding my bike one day and saw my font wheel axle nut on the right disappeared. I tried to find replacements but none of them fit, I don't know the size of the nut so I cannot find one that ...
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1answer
119 views

Can't tighten thru-axle

Long story short, my cone nut came off while riding. Can I put it back without dismantling my freehub? And why I can't tighten my axle anymore? Only way I can tighten axle is without wheel. As soon I ...
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1answer
258 views

Replaced axle and now clunking in back

I finally got a rear axle replaced, and all new cones on a new axle... I assembled it back together with 7 or 8 of the bearings in on each side and some grease, put it all back together, put the ...
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59 views

What rear axle do I need?

I had the chance to buy myself a bargain the other week. It was a Muddy Fox Courier Comp mountain bike – I had one when they first came out. The thing is I need to get a rear axle long ...
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1answer
7k views

Converting quick release to solid axle

I want to swap out my front wheel (solid axle) with another wheel (quick release axle). Issue is, I DO NOT want to use quick release for various reasons. I have tried janking out the quick release ...
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2answers
332 views

Axle is too short

I recently bought a second hand bike which was originally sold with a flip flop hub to fix up as a project. The person I bought it from gave me a rear wheel with a geared hub. However, when I put ...
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214 views

What are my options - TA to QR conversion

I’ve just bought these wheels on gumtree and didn’t realise they were thru axle as I require quick release for my cx bike (BH RX team cross 2014 https://issuu.com/bhbikesusa/docs/bh_bikes_2014-...
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1answer
871 views

How do I reassemble this Quando rear hub?

Closely related to how to reassemble mountain bike rear wheel hub and bearings, but not quite identical and my noob brain cannot piece things back together. I disassembled the rear hub to clean it ...
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1answer
346 views

Swytch eBike conversion wheel axle diameter

I purchased the Swytch eBike conversion front wheel but I found that the axle was 11mm in diameter, which was too big for my hybrid bike and any other bike fork I've tried. Could you tell me if there ...
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2answers
2k views

Tacx Thru Axle for Giant TCR

I ordered a Giant TCR Advanced 1 (2018) and it's on its way. I just remembered that I need to get a thru axle that fits my Smart Trainer (Tacx Flow Smart. Sadly I can not seem to find the measurements ...
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2answers
2k views

Can I fix or replace the quick release lever on my thru axle?

I've got a problem with the quick release lever on the front thru axle of the bike I use for a short commute (a several-years old Motobecane Fantom Cross Outlaw, FWIW). The last time I tried to ...
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2answers
631 views

Axle - rear hub and washer thing a bit loose

I have a rear wheel that has needed work 3 or more times in around 3 years (of not very regular riding) and I'm wondering if something is especially wrong with the setup on this FUJI road bike. A few ...
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1answer
123 views

What is the axle thickness of the Kent Road Tech 700c bike?

I need to know in order to find proper fitting anti theft nuts to keep the wheels from being stolen.
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2answers
423 views

Bike axle block/reverse chain tug?

I just recently obtained a classic style bike frame that has horizontal fork-ends (people call them dropouts but they're different). I wanted to use hollow axles and skewers on this bike but I think ...
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2answers
128 views

How do I fix my rear axle?

Bike was working fine. I was stopped at a stop sign, when I went to pedal it jerked and felt like my chain popped off, but it had not. Pedaling does nothing. The back wheel still rolls if I push it. ...
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1answer
680 views

Trailer wheel: Axle connected on one side only [duplicate]

Most wheels have an axle that needs to be connected to a frame from both sides. What are wheels called that only need to be connected from one side? I'm looking to buy wheels like this and for that I ...
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1answer
186 views

Wheel keeps going out of alignment and loosening the chain

I have an electric bike with internal hub gears on the rear wheel, so no derailleur. This means that for the chain to stay tight, the wheel axle needs to be dragged back into its seating before it is ...
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1answer
279 views

Can I put a 9mm axle hub with a Shimano roller brake into a 3/8" fork?

I have a Gazelle dutch bike which I want to upgrade with a front dynohub. It currently has a Sturmey Archer drum-brake hub dated 1988, which I believe to be a SBF model. I bought a wheel with a ...
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3answers
3k views

Rear wheel not straight because of worn out dropout?

I noticed that my rear wheel wasn't straight and even after realignment it wouldn't stay straight. After some investigation I noticed that my rear dropout appears to be worn out: Is this the problem? ...
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3answers
570 views

BB spindle length/chainline for re-used Shimano FC-M391 chainset

I'm trying to rebuild an old Univega MTB. Primary goal is to build a good or decent bike from used parts. The crankset+bb that was on the bike when I got it was really worn out. I unscrewed it and ...
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1answer
1k views

Purpose of locknuts+adjustable nuts on sealed hub bearings

What is the purpose of these locknuts? How tight should they be? EDIT: I'm asking because even if I remove all the nuts from the axle, leaving just the axle and the bearings, it still won't have any ...
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1answer
760 views

How does this type of thru axle work?

I have a similar question to Non-quick release through axle - a few questions. My rear axle is similar to that one so I seem to be sorted from that question. However, the front one is different. It ...