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Home >> BMW >> 2021 >> X4 M40i >> Repair and Diagnosis >> General Information >> OEM General Information >> General Orphan Data (1 Of 2) >> Installing the rear left wheel

Installing the rear left wheel

Mounting the wheel 

NOTE: TECHNICAL INFORMATION
Contact surface between brake disk and rim must be clean and free from oil and grease. Otherwise there is a risk of the wheel coming loose at a later stage.

Result 

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

Measure

NOTE: TECHNICAL INFORMATION 
Never use an impact screwdriver or electric screwdriver to apply and tighten the lug bolts.
The rim must rest uniformly against the brake disk.
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.
Recutting a damaged thread (wheel bolt/wheel hub) is not permissible!