John Schrecker

John Schrecker

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John Schrecker

John Schrecker wrote a question about on August 27, 2011

I am getting ready to ride a very hilly...

I am getting ready to ride a very hilly century ride in northern Georgia called "the Six Gap". It has 11,000 feet of climb, just climbing over the six gaps, and doesn't count the mountains in between, which I am told adds another 6,000 feet of climbing.
I am riding a Sram Red compact, Dura Ace derailers(no spellcheck), and a Sram 12/28 cassette. Can I use a larger cassette like 12/30 with the components I have