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How much bend can I have on a gear cable before shifting performance is affected?

There are two different contexts this kind of question can come up in: When one is deciding between completely different routing schemes, i.e. a bike that gives you the ability to put the RD cable ...
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2 votes

How much bend can I have on a gear cable before shifting performance is affected?

The rear loop of the cable housing is the worst. The cable runs rearwards but the rear derailleur wants it to run forwards so you need a 180 degree tight loop at the rear. I can't imagine that for ...
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2 votes

Front derailleur struggles to shift to smallest chainring, when it eventually shifts, the chain goes too far and falls out

Although I suspect that this may get you into more trouble..... Your front derailleur has a lot more adjustments than the rear. This is to account for different sized chain rings. Make sure that the ...
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  • 682
1 vote

Problem with shifting up from small-small

Most road drivetrain components don’t work with mountain bike components. They have different cable pull ratios and other such discrepancies. But there are exceptions. Here's great site I found that ...
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5 votes

Is Shimano Deore M5100 Rear derailleur compatible with Shimano 105 11-speed groupset?

It's not compatible: MTB and road products above 10 speeds have different pull-ratios (ratio between cable movement derailleur displacement), and also because the Deore is designed to be paired with ...
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3 votes

SRAM Rival eTap Rear Derailleur Cannot Shift All The Way Inboard

Turned out that I had mis-counted the number of links that were supposed to be in the chain. There one extra link and just that one link (or link pair) created the issue. It threw off the chain gap (...
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