51 47 490 Removing And Installing / Replacing Front Underbody Protection

WARNING: This page is about a different car, the 2008 BMW Alpina and 2007 BMW Alpina. 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, Catches, Underbody Protection And Screws

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Version with bad weather package:

Release screws (1).

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

Installation:

Replace screws (2).

Tightening torque. See FRONT AXLE - TIGHTENING TORQUES -- ALPINA

Fig 2: Identifying Underbody Protection And 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 Retaining Elements, Holder, Underbody Protection 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, Catches, Lip And Screws

Courtesy of BMW OF NORTH AMERICA, INC.