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Compact Crankset for DuraAce 7800 BB

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Compact Crankset for DuraAce 7800 BB

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Old 09-27-06 | 11:42 AM
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Compact Crankset for DuraAce 7800 BB

I'm looking for a compact crankset that will fit on my existing DA 7800 bottom bracket. I'm going to be doing a 5 day ride with lots of climbing and am worried that I'll have trouble on the climbs with my current standard size double. Can anyone recommend a crankset that won't make me replace my bottom bracket?
Thanks,
S. Geralnik
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Old 09-27-06 | 11:47 AM
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Shimano R700 compact.
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Old 09-27-06 | 11:53 AM
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Originally Posted by voltman
Shimano R700 compact.
+1. Great crankset that I used for the Bicycle Tour of Colorado. Installed in minutes and looked and worked great.
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Old 09-27-06 | 11:54 AM
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You could also just get a cassette with bigger cogs. Not sure what you're running now.

39/34 = 1.147
27/23 = 1.174

So if you're running a 11-23 now, for example, switching to a 12-27 would make a bigger difference than switching to a compact.
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Old 09-28-06 | 01:08 PM
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+1 for the R700. A great crankset that installs easily in the DA BB. The only other adjustment is to lower your FD about an inch.

I really like the combination of the R700 and a 12-27 cassette. More macho folks may scoff, but I like being able to pedal up hills without straining my knees. Now I can spin up most medium steep hills and can get up the steepest without knee pain.

Ira
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Old 09-28-06 | 02:39 PM
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Originally Posted by irablumberg
+1 for the R700. A great crankset that installs easily in the DA BB. The only other adjustment is to lower your FD about an inch.

I really like the combination of the R700 and a 12-27 cassette. More macho folks may scoff, but I like being able to pedal up hills without straining my knees. Now I can spin up most medium steep hills and can get up the steepest without knee pain.

Ira
Ditto. It always cracks me up to see people who live in Flat-As-A-Pancake USA call people with compacts weak. Try moving to and/or doing the majority of your rides in the mountains.
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Old 09-28-06 | 03:20 PM
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Originally Posted by jamiewilson3
Ditto. It always cracks me up to see people who live in Flat-As-A-Pancake USA call people with compacts weak. Try moving to and/or doing the majority of your rides in the mountains.
Hate to burst your bubble, but there's a lot of compacts and triples used even in Flatsville...sometimes it's nice to spin up those overpasses without straining our knees....
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