I have concluded that I need and want a shorter stem on my Giant. It came with a Easton EA50, but the specs don't give the exact size. Before I go measuring and ordering, I want to make sure I do this right.

1. Do I measure the stem from end to end flat?

2. How much shorter should I go? How do I decide?

If it helps, here are the specs on my scoot: Click me

Nashbar has many on sale now, so thought it would be a good time.

TIA,