Mounting The Wheel

Clean the contact surfaces between the brake disc and the wheel rim 

• Remove dirt, grease residues and corrosion from the contact surface with a drill and the special tool 2 344 011. 

  Do not operate special tool 2 344 011  with an impact screwdriver.

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• Degrease the contact surfaces with the universal cleaner (see applicable BMW parts catalogue).
• In the event of grease residue around the wheel bolt holes: remove and clean the brake disc.
• Remove dirt, grease residues and corrosion from the contact surface with a drill and the special tool 2 344 011. 

  Do not operate special tool 2 344 011  with an impact screwdriver.

• Degrease the contact surfaces with the universal cleaner (see applicable BMW parts catalogue).

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• Replace mounting bolt (1).

  Parts:  Mounting bolt

• Check if the mounting bolt (1) for the brake disc is fitted firmly.

  The mounting bolt (1) for the brake disc may not protrude under any circumstances on the contact surface (2) between the brake disc and the wheel rim.

  TIGHTENING TORQUE SPECIFICATION
  
  

  Brake disc to front wheel hub
  M8 Replace screw.	Tightening torque	16 Nm

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  TIGHTENING TORQUE SPECIFICATION
  
  

  Brake disc to rear wheel hub
  M8 Replace screw.	Tightening torque	16 Nm

• Thinly grease the wheel centering (1) in the wheel rim.

See GREASE FOR WHEEL CENTERING .

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Check 

• Check wheel bolts for wear. 

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  Result 

  » Places (> 30%) of the bearing surfaces (1) of the taper on the screw head show a silver wear.

  Measure 

  • Replace wheel bolts.

  Parts:  Wheel bolts

  NOTE: TECHNICAL INFORMATION 
  Never use an impact screwdriver or electric screwdriver to apply and tighten the lug bolts.
  The rim must rest evenly against the brake disc.
  In the case of non-original BMW lug bolts/wheel rims, it may be necessary to retighten the lug bolts on user account of setting properties (refer to the documentation from the manufacturer).
  Do not apply oil to new lug bolts.

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• Replace corroded wheel bolts (arrows).

  Parts:  Wheel bolts

• Clean the wheel bolts (arrows).
• Check wheel bolts (arrows) and threads for damage, replace the wheel bolts if necessary.
• Join and tighten the wheel bolts (arrows).