Present invention relates to a device for changing steering geometry comprising an upper beam and a lower beam provided, symmetrically relative to the longitudinal vehicle axis, with opening for front fork pipes, and connected together with a steering shaft, which is placed in a vehicle frame using a couple of steering head bearings, where the lower beam (9) is swingably connected with a steering shaft (11) relative to the longitudinal vehicle axis, and the upper beam (2) is provided with a nut housing (3) of a steering axis (14) pivotally as well as slidingly in relation to the longitudinal vehicle axis, connected with the steering shaft (11) and an actuator of the relative movement of the upper beam (2) and the steering shaft (11).