Fastrax review and alignment questions for the pros.

Actually the degrees you turn the wheels when measuring caster DO MATTER

I didn't find the formula.......which I don't use, but I did find these figures for popular steering angles.........

Angular value constants
I was taught 20 degrees. I was thinking it was 22.5, don't know why. "Somewhere" I have the old, tattered original Ammco destructions for my gauge