Originally Posted by
ypsetihw
he asked about going from a 39 to a 36 not a 34, and even all the way to 34, 15% isn't that much when you consider that just changing from 27 to 30 is almost 12% and a 32 is another 6.5%, so a simple cassette and DR change would give him 18% for half the money or less. no brainer.
You brought up the 34 though, and a 12-32 comes with huge jumps. So not a no brainer. I'd rather ride 50/34 12/27 any day over 53/39 12-32