Originally Posted by
LloydLoar
Anybody out there who can confirm/deny or agree/disagree that the roll center (center of the ball itself) of the current Team Associated pivot ball used for links and center pivot is 3 mm from the base of the pivot ball (including the shoulder)? Put differently, 3 mm up from the carbon plate the pivot ball is mounted to.
Part number is #4637.
I just measured a Zen Racing pivot ball, it is 2.778mm to the center. The Zen balls are reported to be 0.2mm lower than AE. Zen also sells AE balls that have been lowered 0.6mm, if you are looking for the lowest roll center.