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Home >> BMW >> 2021 >> X5 xDrive40i >> Repair and Diagnosis >> General Information >> OEM General Information >> General Orphan Data (3 Of 7) >> Install the front left and right wheels

Install the front left and right wheels

NOTE: Perform the steps on the left and right side.

Mounting the wheel 

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

NOTE: TECHNICAL INFORMATION 
The contact surface between the brake disc and the wheel rim must be clean and free from oil and grease. There is otherwise a risk of the wheel becoming loose at a later time.
G14416609Courtesy of BMW OF NORTH AMERICA, INC.

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

TIGHTENING TORQUE SPECIFICATIONS

Brake disc to front wheel hub 
M8 Tightening torque  16 Nm
G14416611Courtesy of BMW OF NORTH AMERICA, INC.
TIGHTENING TORQUE SPECIFICATIONS

Brake disc to rear wheel hub 
M8 Tightening torque  16 Nm
CONSUMABLE SPECIFICATIONS

Brake block paste 
* TU = Trade Unit. TU
numbers cannot be ordered! For invoicing purposes only.
3 g, Bag 83192158851
  100 g, Tube 83192158852
  5 g, TU* 83230140233
G14416612Courtesy of BMW OF NORTH AMERICA, INC.
CONSUMABLE SPECIFICATIONS

Brake block paste 
* TU = Trade Unit. TU numbers cannot be ordered! For invoicing purposes only.
3 g, Bag 83192158851
  100 g, Tube 83192158852
  5 g, TU* 83230140233
G14416613Courtesy of BMW OF NORTH AMERICA, INC.

This process is intended to prevent damage to the brake disc.

G14416614Courtesy of BMW OF NORTH AMERICA, INC.

Check 

G14416615Courtesy of BMW OF NORTH AMERICA, INC.

Result 

» Spots (> 30%) of the bearing surface (1) of the taper on the screw head show silvery wear.

Measure

Parts:  Lug bolts

NOTE: TECHNICAL INFORMATION 
A wheel lifter is recommended for easier wheel removal and installation without exertion (see applicable Dealer Equipment Catalog).
G14416616Courtesy of BMW OF NORTH AMERICA, INC.
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).
G14416617Courtesy of BMW OF NORTH AMERICA, INC.

Do not apply oil to new lug bolts.

TIGHTENING TORQUE SPECIFICATIONS

Lug bolts 
M 14/key range 17 Screw in lug bolts and evenly tighten crosswise by hand in order to center the wheel rim.
Tighten lug bolts to the prescribed tightening torque with a calibrated torque wrench in a crosswise sequence.
Check all the lug bolts in the same order or retighten to the prescribed tightening torque again.
tightening torque 
Check 
140 Nm
140 Nm