Installing front propeller shaft at the front axle transmission

• Before installing the prop shaft on the front axle transmission, all the 4 threads (1) in the drive flange must be cleaned and free from possible residues and contaminations.

  Courtesy of BMW OF NORTH AMERICA, INC.

• Replace screws.

  Parts:  Screws

• A drop of Loctite 270 (2) must be given before the screw connection on each thread at the end of the respective screw (1).
  CONSUMABLE SPECIFICATION
  
  

  High-strength screw lock, Loctite 270

  10 ml, Tube

  83 192210 337

  Courtesy of BMW OF NORTH AMERICA, INC.

  NOTE: TECHNICAL INFORMATION 
  After the screw connection of the front prop shaft, a 30 minute hardening time must be ensured before the vehicle is operated again.
• Tighten screws (arrows).
  TIGHTENING TORQUE SPECIFICATION
  
  

  Prop shaft before the front axle differential
  Replace screws. Joining torque and angle of rotation must be observed without fail.	Tightening torque	25 Nm
  	Angle of rotation	45°

  Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work 

• Refer to INSTALLING THE TRANSFER BOX (ATC 13-1) (430I XDRIVE) or INSTALLING THE TRANSFER BOX (M440I XDRIVE) .
• Refer to INSTALLING TRANSMISSION CROSS MEMBER .
• Refer to FASTENING THE PROP SHAFT (PARTIALLY REMOVED) .
• Refer to INSTALLING THE HEAT SHIELD .
• Refer to INSTALLING THE COMPLETE EXHAUST SYSTEM .
• Refer to INSTALLING THE CONNECTING SUPPORTS ON THE TUNNEL .
• Refer to RECONNECTING ALL BATTERY GROUND LEADS .
• Refer to CHECKING/TOPPING UP THE TRANSFER BOX OIL (ACTIVE TORQUE CONTROL 13-1) .
• Refer to INSTALLING UNDERBODY PROTECTION AT REAR .