Install front axle differential

• Check that the O-ring (1)  is correctly positioned and not damaged. If applicable, correct or replace the O-ring (1)  .
• Coat the O-ring (1)  with front axle transmission oil.

  Courtesy of BMW OF NORTH AMERICA, INC.

• Position front axle differential (4)  .
• Make sure installation locations of marked screws are correct.

  Screw (1)  : M12x105

  Screws (2)  : M12x55

  Screw (3)  : M12x55 or  M12x105

• Tighten the screws (1)  to (3)  .

Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work 

• Refer to SECURING THE OIL SUMP ACOUSTIC COVER .
• Refer to SECURING THE JUNCTURE SHAFT IN FRONT ON THE FRONT AXLE DIFFERENTIAL .
• Refer to INSTALLING FRONT AXLE COMPLETELY .
• Refer to TIGHTENING THE BOLTS ON THE FRONT AXLE SUPPORT .
• Refer to SECURING THE SWIVEL BEARING ON THE TOP LEFT AND RIGHT .
• Refer to REMOVING THE MOBILE LIFTING TABLE .
• Refer to ATTACHING COOLANT HOSES TO FRONT SUBFRAME .
• Refer to ATTACHING THE UNIVERSAL JOINT TO STEERING GEAR .
• Refer to INSTALLING THE OUTPUT SHAFTS .
• Refer to IF INSTALLED: SECURING THE LINE FOR THE VERTICAL ACCELERATION SENSOR ON THE RIGHT AND LEFT .
• Refer to ATTACHING THE CABLE OF THE WHEEL RPM SENSOR ON THE LEFT AND RIGHT .
• Refer to INSTALLING THE BRAKE CALIPER AT THE FRONT LEFT AND RIGHT .
• Refer to SECURING THE RIGHT AND LEFT OUTPUT SHAFTS ON THE WHEEL BEARING .
• Refer to CHECK/ADD FRONT AXLE TRANSMISSION OIL .
• Refer to IF INSTALLED: CONNECTING THE CONNECTOR OF THE ACTIVE STABILIZER .
• Refer to IF INSTALLED: INSTALLING THE SILENCER OF THE STATIONARY HEATING .
• Refer to INSTALLING THE WHEEL ARCH COVER ON THE FRONT LEFT AND BOTTOM RIGHT .
• Refer to INSTALLING LEFT AND RIGHT BRAKE VENTILATION DUCT .
• Refer to SECURING THE WIRING HARNESS FOR THE EPS ON THE FRONT AXLE SUPPORT .
• Refer to IF INSTALLED: CONNECTING THE VACUUM HOSE OF THE ENGINE MOUNTING ON THE FRONT AXLE SUPPORT .
• Refer to INSTALLING THE REINFORCEMENT STRUT ON THE ENGINE MOUNTING ON THE LEFT AND RIGHT .
• Refer to INSTALLING THE REAR THRUST FIELD .
• Refer to INSTALLING THE UNDERBODY PROTECTION OF THE STEERING GEAR OR THE FRONT THRUST FIELD .
• Refer to INSTALLING THE FRONT UNDERBODY PROTECTION OR FRONT THRUST FIELD .
• Refer to REMOVING THE ENGINE FROM THE INSTALLATION POSITION .
• Refer to INSTALLING THE REAR SECTION OF THE FRONT WHEEL ARCH COVER ON THE LEFT AND RIGHT .
• Refer to INSTALLING THE COVER OF THE STEERING ASSEMBLY ON THE LEFT AND RIGHT .
• Refer to SECURING THE AIR SUSPENSIONS STRUTS IN THE FRONT .
• Refer to INSTALLING THE FRONT LEFT AND RIGHT WHEELS .
• Refer to INSTALLING THE LATERAL HOOD SEALS .
• Refer to INSTALLING THE MOUNT OF THE HOOD SEAL .
• Refer to INSTALLING THE REAR RIGHT ENGINE COMPARTMENT COVER .
• Refer to INSTALLING THE COVER OF THE ENGINE COMPARTMENT ON THE REAR LEFT .
• Refer to INSTALLING THE COVER OF THE ENGINE COMPARTMENT CENTER .
• Refer to TAKING HOOD OUT OF THE SERVICE POSITION .
• Refer to CONNECTING ALL BATTERY GROUND LEADS .
• Refer to ACTIVATING THE 48 V ELECTRICAL SYSTEM .