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Front Derailleur Capacity Help

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Old 08-20-19, 12:39 PM
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cs1
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Front Derailleur Capacity Help

Sadly the triple seems to have fallen out of favor on road bikes. Does Shimano make a large capacity double that could work with 16 tooth spread?
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Old 08-20-19, 01:10 PM
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Originally Posted by cs1
Sadly the triple seems to have fallen out of favor on road bikes. Does Shimano make a large capacity double that could work with 16 tooth spread?
Was the triple ever favored for a road bike? Triples are for touring bikes and mountain bikes (I won't accept single ring!). Are you looking to adapt a 2 chainring derailleur for 3 chainring service? Do you need a new front derailleur?

To answer the question you asked, the Shimano FS 5700 specifies a max spread of 16 teeth for a double crankset. Shimano still makes triples too.
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Old 08-21-19, 04:16 PM
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Originally Posted by Unca_Sam
Was the triple ever favored for a road bike? Triples are for touring bikes and mountain bikes (I won't accept single ring!). Are you looking to adapt a 2 chainring derailleur for 3 chainring service? Do you need a new front derailleur?

To answer the question you asked, the Shimano FS 5700 specifies a max spread of 16 teeth for a double crankset. Shimano still makes triples too.
I am looking for a double that could handle a 16 tooth jump or a little larger. Crankset are every where.
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Old 08-22-19, 01:23 AM
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Originally Posted by cs1
I am looking for a double that could handle a 16 tooth jump or a little larger. Crankset are every where.
The fs 5700 is a front derailleur.
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Old 08-22-19, 04:25 AM
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Compact road cranksets use 50/34 chainrings, which is a 16 tooth difference. Every modern road front derailleur should handle that size difference.
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