51 11... Checking shock absorber (impact absorber) for front bumper

Necessary preliminary tasks:

Remove shock absorber (impact absorber) at front. See COIL SPRING & SHOCK ABSORBER

NOTE: The impact absorber shown in the illustration is for viewing purposes only and may differ from the removed impact absorber.

Check dimension (A); 127.5 +/- 1 mm.

Fig 1: Checking Dimension

Courtesy of BMW OF NORTH AMERICA, INC.

Dimension (A) is measured from center of pin boss up to mounting face for body (without gasket).

Replace impact absorber (1) if measurement drops below dimension (A).