51 47 490 Removing And Installing/Replacing Front Underbody Protection

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2008 BMW 750i, 2008 BMW 750Li, 2007 BMW 750i, 2007 BMW 750Li, and 2006 BMW 750i. However, it is still accessible from the selected car via links, so may be relevant.

Except BMW ALPINA B7:

Release expansion rivet (1).

Release screws (2) and then catches in area (A).

Remove underbody protection (3) towards rear.

Installation:

Ensure correct seating.

Centre underbody protection (3) and secure.

Fig 1: Identifying Expansion Rivet And Screws

Courtesy of BMW OF NORTH AMERICA, INC.

Version with bad weather package:

Release screws (1).

Release screws (2) and remove underbody protection (3) downwards

Installation:

Replace screws (2)

Tightening torque 31 10 9AZ . See FRONT AXLE - TIGHTENING TORQUES .

Fig 2: Identifying Underbody Protection Screws

Courtesy of BMW OF NORTH AMERICA, INC.

BMW ALPINA B7:

Release screws (1) and remove holder (2).

Release retaining elements (3) and remove underbody protection (4).

Fig 3: Identifying Holder And Screws

Courtesy of BMW OF NORTH AMERICA, INC.

When replacing - except BMW ALPINA B7:

Release screws (1).

Release catches (2) and remove lip (3).

Fig 4: Identifying Lip, Catches And Screws

Courtesy of BMW OF NORTH AMERICA, INC.