crankset compatability
#1
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Bikes: S Works Aethos/Spec Roubaix/S Works Tarmac
crankset compatability
My BB is a threaded 68 mm English with a Megaexo FSA crank. I want to change it to a Dura ace and have a couple questions:
1. I'll probably go with a DA 9000, but will past models (7800, 7900) also work?
2. Is it necessary to change the BB bearing cup since I assume both are 24 mm spindles? If so, stick with DA cup or upgrade to a fancier ceramic type?
1. I'll probably go with a DA 9000, but will past models (7800, 7900) also work?
2. Is it necessary to change the BB bearing cup since I assume both are 24 mm spindles? If so, stick with DA cup or upgrade to a fancier ceramic type?
#3
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Joined: Oct 2011
Posts: 42
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Bikes: S Works Aethos/Spec Roubaix/S Works Tarmac
The present RD/FD are Dura ace 6800 with a 11-28 cassette on a 2008 Cervelo R3. I am considering up grading to either Ultegra Di2 or even 9070 over the winter. Thanks for any help/suggestions!
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