Fig. 12.1. Wheel nuts: 1 - nut for steel wheels; 2 – nut for steel wheels with spokes; 3 – nuts for alloy wheels; 4 – secret nut
Each wheel of the car is secured with five nuts having a conical part (Fig. 12.1). Moreover, for securing wheels made of light alloys, only cap chrome nuts 3 are used.
WARNING: Alloy wheels must not be secured with nuts 1 and 2 (see Fig. 12.1) for steel wheels.
WARNING: To secure steel spoked wheels, use only nuts 2 intended for these wheels.
Nuts 3 for light alloy wheels are allowed to be used for a short period (no more than two weeks) to secure a steel spare wheel.