Originally Posted by
Fiery
What gives you that idea? The actual C-T measurements have changed on CAAD 12, but the same nominal size still means the same fit. So a 54 CAAD 12 has a 57 cm seat tube, but stack and reach are almost the same as a 54 CAAD 10.
Read the geometry chart, the bike is definitely off a size compared to the caad 10.