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Old 05-13-08, 04:02 AM   #1
cipU
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BB for my Cannondale

Hi.
I have a Cannondale R700 1997 with Shimano 105 Crank
After having some noise from teh crank/bb area i reoved the crank and the BB
The BB is a Shimano BB-UN52 68 BC1,37x24

Whemn i look at webpages for a replacement i have the option for

Shimano compatible. 251g. (68x107mm). Specify Model: 68x107, 68x110, 68x113 or 68x115mm.

witch one to get?
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Old 05-13-08, 04:44 AM   #2
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Found out mesself ;-)
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Old 05-13-08, 08:16 AM   #3
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messure the axle with a ruler . my guess would be like a 113 mm should do it.
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Old 05-19-08, 02:01 AM   #4
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infact it was a 107
.... i am wondering ... i like this bike a lot .. and would like to upgrade it it has 105 and ultegra now
from 1996 with lots of miles on salty west norwegian roads .. if i buy a new ultegra sl .... does the new BB have to be a 68/107?
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Old 05-19-08, 11:32 AM   #5
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yes with your question , but if you are going with new stuff (08) then it will be external cup and bearing units. then the axle would be longer .
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