Originally Posted by PeteHski

HTA has a significant affect on handling. When I was considering this frame myself last year, it had by far the slackest HTA of any mainstream endurance road bike I could find. All the others were between 72.5 to 73.5 degrees from memory. I agree the relationship to STA is irrelevant. STA on this frame is pretty standard anyway. It's the slack HTA that stands out to me. That and massive tyre clearance.