Rollover prevention system for two-wheeled vehicles

The device has a vibrating unit (80) i.e. rocker, that is mounted rotatably on one side to a hub of a rear wheel (70) of a bicycle. The vibrating unit is mounted on another side of a brake (40) of the rear wheel. A cylinder i.e. hydraulic cylinder (90), is attached to a front wheel (140) of a bicycle. The cylinder is attached to the vibrating unit, where the cylinder is attached with a hydraulic front brake (110) via a brake line (100) i.e. hydraulic line. A spring (55) is provided between the vibrating unit and a wheel suspension (45).