SI number

WARNING: This page is about a different car, the 2011 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.

01 01 89 (989)

Consisting of:

0492389 Shaped element
NOTE: For positioning when pressing out the ball joint
0492390 Bush
NOTE: (Pressure bushing) For pressing the ball joint out of the wishbone
0492391 Shaped element
NOTE: For positioning the wishbone when pressing in the ball joint
0492392 Bush
NOTE: (Pressure bushing) For pressing the ball joint into the wishbone

Fig 1: Identifying Device (0492388)
Courtesy of BMW OF NORTH AMERICA, INC.