Adjustment device for a vehicle component to be adjusted

The adjusting device (10) comprises an adjusting motor, which drives a toothed swing arm (12) assigned to the vehicle assembly to be adjusted by an adjusting gear. The adjusting gear structurally reinforces the vehicle assembly to be adjusted. An adjusting screw of the structurally reinforcing adjusting gear is engaged directly on the toothed swing arm. An independent claim is also included for a vehicle seat comprises a seat cushion.