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

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271 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
92 views

Will slightly loose bearings result in damage?

I just overhauled some cheap bmx hubs. I installed new bearings and cones. Now I'm trying to get the hubs adjusted so that the bearings will last as long as possible. I had always thought that ...
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1answer
220 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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1answer
82 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
17 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
167 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 ...