Gears in the drivetrain of a bike.

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2answers
71 views

Other than chain length, what are the limitations to the number of gear teeth?

I need to replace my chainwheel and cassette, and it made me think. I know that the chain has to be a specific length relative to the number of teeth on the gears. I was thinking about changing the ...
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1answer
39 views

Can old, stiff friction shifters be made serviceable?

I've got a few friction shifters knocking around but all seem so rough as to be impossible to use on a bike. Are they meant to be like that or can a service be done on them to get good use out of them?...
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0answers
70 views

Campagnolo Cambio Corsa

Does anyone make this sort of system and sell it today, or is my only option looking for someone selling theirs? I've googled whether similar systems are being made today but found nothing to my ...
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0answers
32 views

3- 5 gear special gearset?

So, a while back when I was rebuilding my vintage Shogun 6-speed, I realized that I only use 2- 3 gears on my commutes to and from school, crew, and other daily rides. The next day, I went to my local ...
1
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0answers
214 views

Shimano Nexus 3 stuck on lowest gear

I have a bike with Shimano Nexus 3 gear, and it's stuck on lowest gear. However, if I move shift pin that changes gears it changes the gears. So Nexus itself seems to be working, but the pin is not ...
1
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0answers
348 views

Low gearing setup for road bike with Shimano dual control

Question: What is my best bet for a crankset, given the following requirements for a road bike I am setting up: 68mm "English" thread bottom bracket Shimano STI "brifters", 2x10 (I already have ...
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0answers
44 views

Connect Trekking Bike Brakes to Road Bike Lever

A family member will give me his old (high class) trekking bike. I like the bike a lot but would like to swap the steering bar for a road bike one, which I am used to and like a lot. Is it possible ...