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

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2answers
175 views

Replace hub from old cassette to new fixed

I have an old mavic race rear wheel where the hub is rusted, but the spokes and rim is in prime condition. Thinking about changing just the hub (reusing spokes) to a fixed flip-flop to use the wheel ...
2
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0answers
755 views

Why does coaster brake hub growl when coasting but not when braking or pedaling?

I have an old two-seater recumbent trike with coaster brakes. One of the rear hubs rumbles terribly when the bike is coasting. When the brake is on, or when pedaling, it doesn't make a noise. I assume ...
2
votes
1answer
66 views

Identifying Rear Axle Size

I've got a bent QR rear axle and am looking for a replacement. Seems that these come in 9.5 and 10 mm sizes with a couple of different threadings. When I measure the OD of the threads I get around 9.8 ...
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3answers
4k views

Can a (relative) beginner adjust spacing on a 501 cromo road frame?

Have acquired a cheap old Peugeot road bike from ebay; nice cromo frame, but it needs a new rear wheel and unfortunately I didn't check the dropout size before buying. It has an OLD of ~120mm, but I ...
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1answer
136 views

Hubs compatible with 7 speed cassette

I have one Gt aggressor 2.0 2014 and want to make some upgrade. So someone told me to buy a new hub to use with a 9 speed cassette. I want to buy the hub but later the 9v cassette, so has any hub can ...
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1answer
210 views

Repairing a damaged cone nut

So I've got a nice hybrid bike that I picked up secondhand, was doing some maintenance on it to get it up and running and thought I'd replace the bearings in the rear axle. In doing this, I've found ...
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2answers
738 views

How do I take apart the axle and freehub on this bike

I have a long wheelbase recumbent built by Sun Bicycles. There are some complications with finding out what kinds of components went into the interior of the bike. Brakes and shifters have their ...
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2answers
84 views

Hub sticking - friction

Bike I got used and happy with the price for frame alone but I don't know the history. Kris King hub with significant drag. With cassette off and just a rim if spin it hard I get 5 revolutions. I ...
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2answers
120 views

Is this hub shot?

While inspecting a used road bike ($200) I pulled the rear wheel off to check the hub. I twisted the axle to see if there was any damage. It wasn't at all difficult to turn it, but there was a bit of ...
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3answers
90 views

Rear hub bearing replacement

Bike noob here. I have a Quando rear hub with a busted cap? By cap I mean the cap covering the bearings beneath the cone. This cap is separate from the bearings. It hold the balls in place. Is it ...
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1answer
65 views

What is measured by hub size?

When they say 135mm hub I don't particularly understand. What are you measuring? The radius? They say that a particular hub will be short for fitting gears. I say if I change rear wheel completely, ...
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1answer
160 views

SRAM Cassette on Campy Wheels

I wrecked my current wheel set in a crash and am considering purchasing a set of Campy Hyperons from a friend. AFAIK the wheels are stock and haven't been tweaked in any way. I would like to know if ...
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2answers
693 views

Singlespeed Hub - Rear Axle Swap

I have two sets of wheels, both laced to surly singlespeed hubs (the older "new" hubs, not the "ultra new" hubs which seem to make this process much easier). Anyway the wheelset I like better has a ...
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2answers
684 views

Small amount of wobble in wheel

If I grab my [suspension] forks tightly and push against the wheel sideways, there is a slight amount (few millimeters on 26" wheel) of play/wobble from the axle/hub. The QR is done up tightly. Is ...
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3answers
294 views

One vs Two Piece Axle?

After finding out my bike has a road rear (130 mm) & disc brakes, it's been difficult to source rear hubs. Cyclocross allows disc brakes, and more commuter/cx frames are appearing but all seem to ...
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3answers
679 views

My back wheel isn't connected to the gears

I have an old bike it says Via Montega on the body if that helps. I was ridding it earlier when the peddling stopped resulting in forward motion. I thought the chain might have come loose but it is ...
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1answer
135 views

Single Speed Freehub

I have a Road bike with a Shimano 8 Speed Freehub. I want to go to a single speed bike, but I'd rather not use a fistfull of spacers. Is anyone aware of a single speed freehub body that I can replace ...
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1answer
878 views

Could I have damaged the bearings/cone when replacing a tire? Front wheel wobbles side to side

Last evening I installed new tires on my bicycle. The front wheel now wobbles side to side. I notice a small movement about 1-2 mm near the hub/axle cone. I checked to see if the skewer is all the ...
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2answers
3k views

100 mm front hub, 94 mm fork dropouts, options?

Simple as that. I thought I could He-Man the fork to fit the hub as it's only 3 mm on either side. Looks like it requires a bit of force and I'm concerned about breaking something in the long-run; ...
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1answer
58 views

Servicing DT Swiss 240 FRONT hub

this is my first post here. How can I service a DT swiss 240 front hub, as in remove the adapter ( end cap ) to get to the insides? Do i need a special tool? Does it even need servicing? There is ...
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1answer
62 views

What type of hubs attach on only one side< Tricycle front hubs [duplicate]

I wish to build a tricycle and one of the limiting factors is getting the front hubs. I search for tricycle hubs on ebay and get nothing useful. I would need both the hub and axle or the axle ...
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1answer
913 views

Shimano Claris FH-2400 Rear Hub Dimensions

I would like to purchase this hub, rim and suitable spokes, but I am not able to find dimensions of this hub necessary to calculate spoke size. I have checked usual places where such information can ...
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2answers
103 views

Loose Hub on front wheel

Front wheel hub is loose and the whole thing wobbles a bit. Im a fan of dubstep but there's a little too much wubwub in my hub. How do I tighten that bad boy up properly? Thanks!
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2answers
1k views

How to recognise a 6-speed freewheel compatible hub?

I need to change the freewheel and the hub on my road bike and have been looking for a suitable replacement. I wish to keep my rim so I will rebuild the wheel. Also, I want to stay with a 6 speed ...
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1answer
639 views

Adaptor for 20mm Shimano saint 810 hub to 15mm?

Currently I'm running a Shimano Saint 810 front hub and fork Lyrik coil 20mm. I've a good offer on a brand new Manitou Mattoc 2014. But this fork uses 15mm axle. I'm looking for an adapter to be able ...
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1answer
172 views

Can a bent hub damage my fork?

I've recently noticed that my front hub is bent, or at least the parts that connect to the fork (any name for this?). It's not a huge bent, but it's clearly visible with your eyes. It fits the fork ...
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1answer
485 views

Need replacement cones for Shimano front hub

I am rebuilding a Shimano HB-M475 front hub, but having trouble finding the replacement cones. This one has the M9 axle, but all of the replacement cones I have found are for a M10 axles. I need to ...
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3answers
288 views

Which spokes should I get for an Expresso Coaster Brake with a Velocity Deep V 700c

I'm working on my first coaster project with an old 700c frame which I want to make really clean using an Espresso Coaster Hub. http://www.espressowheels.com/griptape.html Rear black coaster brake ...
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1answer
4k views

Is there a tool (or preferred method) for removing the snapring that holds the cog on a coaster brake hub?

I was overhauling a coaster hub the other day. The snapring was recessesed and no screwdriver in my arsenal was small enough to remove the piece. Park recommends using a small screwdriver to remove ...
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1answer
61 views

What would I search for to find bike hubs that attach on only one side like found on tadpole recumbent

What is the name of the hubs used on recumbent tadpole trikes. Those tricycles that have two front wheels and a conventional rear wheel
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1answer
170 views

How can I tell where the damage is in the hub?

I am pretty new to bicycle maintenance. I've replaced brake cables, and patched tubes, but not much else. This week my plan was to clean up my back hub, because the wheel hadn't been turning as ...
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1answer
128 views

Visual inspection of wheel hub

I need to build a new bicycle (others are gone, stolen :( ). Good thing is, I have two spare wheels of decent quality in my basement. These old wheels took quite a beating though, when I was younger. ...
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1answer
79 views

Can I convert my velocity 9-speed rear road hub to bolt-on?

I have an older velocity wheelset with their standard 9-speed road hubs. Can I convert these hubs (particularly the rear hub) to bolt on?
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1answer
32 views

What is the length of the Hope XC internal spacer from freehub to bearing?

I think I have a worn spacer as it has ragged edges. Does anyone have the length of this spacer when new?
1
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2answers
2k views

What causes a wheel to seize?

My rear fixed-gear wheel seized up yesterday on my commute home. I suspect it's the result of my bone-headed adjustment after replacing a broken locknut on the axle (I may not have put the new ...
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1answer
4k views

How do I install a fixed gear cog on a screw-on freewheel hub?

I'm converting my old favorit bicycle to a fixie, but the hub is obviously not made for a fixed gear cog. I've removed the freewheel (not sure if it's called that, the thing that spins backwards on ...
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1answer
191 views

Bicycle rear hub sounding weird

My rear axle broke about 2 weeks ago, and I replaced it with a new one. I also replaced the ball bearings with new ones when I did this. The issue I am having is when I'm going with a higher speed ...
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1answer
413 views

How much “play” is normal in a Sturmey Archer 3 speed hub?

I inherited a bike with a Sturmey Archer 3 speed hub (Sturmey Archer AW, from 1984). I am very familiar with free-wheels and cassete hubs, but this is fairly new to me, although I did some research ...
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1answer
94 views

What 's the size of bearing?

What's the size of ball bearing on WH-R550 hub, is it 1/4" for the front one and rear one ? Can I replace them with 1/4" ceramic bearing ? Thanks
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0answers
69 views

How to fit 10 speed cassette on this hub

I bought a pair of Mach 1 wheels from PlanetX that said the hub was compatible with Shimano 8/9/10 speed. When I tried to install my 10 speed Tiagra 4700 cassette it doesn't seem to go down far enough ...
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1answer
111 views

1987 Schwinn Tempo Maillard hub rear axle

I have a 1987 Schwinn Tempo with 32h Maillard "Sealed mechanism" hubs. (I'm still confused about that phrase, maybe it's a bad translation? They're completely unsealed cup-cone hubs). The axle is ...
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0answers
205 views

Novatec D041SB and D142SBT Hub Quality [closed]

Anyone have idea, how is the quality of Novatec D041SB and D142SBT Hubs?
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1answer
1k views

Hub rebuild - cone dust cap conflict, hub integrated vs pressed on cone?

I had to rebuilt the rear Joytech hub on my 2008(ish) Schwinn High Timber after I broke the axle: My hubs have a integrated dust cover which consists of a rubber diaphragm that is pressed into the ...
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3answers
158 views

Can I use an old cog for my new hub?

I have an old wheelset with a 16T cog. It's currently a 120mm flipflop hub, and I'm going to be replacing it with a 120mm coaster. The coaster hub that I want doesn't come with a 16T cog (only 14, 15 ...
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0answers
193 views

What to upgrade on a Raleigh MV7? 20"

I am undecided to upgrade the BB and crank or change a wheelset. Any advice on what might help me spend less effort pedaling? I actually find a steel 26" MTB easier to pedal.
0
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3answers
284 views

New bike hubs way over-tightened?

I have a limited budget, and I've never bought a new bicycle before. However, I just bought a 24" Giant XTC from a very bicycle-inept person who's kid had only used it a couple of months. Anyway, I ...
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4answers
821 views

Is there 28 hole front/rear drum brake hub

No time research this now, so has there ever been made a 28 hole front or rear drum brake hub? I know that Sachs and Sturmey-Archer have done a lot of drum brakes. Neither to my knowledge have such a ...
0
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3answers
255 views

Rear hub for randonneuring - any “classic” model?

I have recently had a failure in my rear-hub during a brevet. The bike I use for brevets was assembled from used parts, and I tried to choose components that are dedicated to randonneuring ...
0
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1answer
39 views

Fixed hub threaded

I recently purchased a pre rad Bike, my friend who is a bike guy found it for me and said it was a good buy. Now when I learnt to skid I was fanging thru traffic non stop loving it, until that is the ...
0
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2answers
1k views

Why does my chain slip off the chainring when cruising or back pedalling?

My bike is a little more then a year old (although I do put a lot of miles on it, about 12 miles a day), this problem seems to have started about a week ago. It's a 7 speed Avilon Next (a cheap brand ...