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Check Thread Length of Wheel Fastening Bolts

Model: BMW Serie 7 MK 3, E38 - Years 1994-2001
Part: Tires

If you decide to install aftermarket wheels, it is absolutely important to ensure they have the right specifications for mounting; first, check the number of holes and the bolt pattern, which is the diameter of the circle where the center of the fastening holes is located; it is also important to check the diameter of the center hole for fitting on the hub, and finally the channel of the wheel itself, which will affect the track width but especially the ability to use the original bolts for subsequent fastening; you can proceed systematically by taking the measurements shown in the video, but more empirically, it is sufficient to check that the bolt makes at least ten turns before reaching the end of its travel.

Updated on 17 February 2026 by ScegliAuto

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