Thread: Shimano Ultegra R603 gearing
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Old 10-08-12 | 09:48 AM
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twocicle
Clipless in Coeur d'Alene
 
Joined: Mar 2012
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From: Coeur d'Alene, Idaho

Bikes: Tandems: Calfee Dragonfly S&S, Ventana ECDM mtb; Singles: Specialized Tarmac SL4 S-Works, Specialized Stumpjumper Pro, etal.

Originally Posted by jacks1071
I've got a new set of Shimano R603 cranks I'm planning to install on our bike.

Can anyone tell me if/where can I get a larger chainring? I want to put a 55 or 56 on it as we regularly run out of gears with an 11/52

I'd ideally like one that still has that Shimano look to it.
I believe this thread discusses your options...
http://www.bikeforums.net/showthread...-Tandem-Cranks
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