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

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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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63 views

Can an imperfect hub make a disc rotor rub?

I had a 160mm disc rotor on a road bike that was rubbing a bit in one spot, not severely, but enough for me to notice. I've tried to true it a few times over the past couple months with little ...
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1answer
391 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 ...
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42 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
37 views

Wheel building for n360 + disc brakes on H Plus Son 700c, 36h

I'm working on building a couple of wheels for a road/commuter bike. This is my first wheel building endeavor. I have: 2 H Plus Son 700c, 36 hole wheels A Nuvinci n360, 2012 model A set of TRP Hylex ...
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0answers
20 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?
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0answers
175 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.
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Disc Rotor Alignment Mavic Crosstrail

I have a disc rotor alignment question you maybe can help me with. I have a Canyon Nerve AL+ 8.0 that's been working nice until the front wheel got stuck on the brake. First I thought it was a brake ...