Got another question: What is a good...
Got another question: What is a good cassette gear size to use for a hilly type area? I live in Santa Barbara, CA; climbing and hills are a part of every ride. I'm 5'8" at 160 lbs.
That depends if you are using a compact crankset or a standard. If compact the 11-25 should be great, with a standard you may want to look at the 12-27.