5.5 Geometrical Drive Axis / Symmetrical Axis

WARNING: This page is about a different car, the 2007 BMW 550i and 2006 BMW 550i. However, it is still accessible from the selected car via links, so may be relevant.

(1) The geometrical drive axis is the line bisecting the angle of the overall rear wheel toe. The measurements of the front wheels relate to this axis.
(2) The symmetrical axis represents the centre line through the front and rear axes.

Fig 1: Identifying Geometrical Drive Axis / Symmetrical Axis
Courtesy of BMW OF NORTH AMERICA, INC.