Educational trainer demonstrates the mechanics of a re-circulating ball power steering system, incorporating a ball-type steering box, hydraulic vane-type pump, and a visible oil filter with connecting pipes. This cutaway model features original vehicle components mounted on a stable base, allowing manual operation via a rotating handle that simulates the action of a steering wheel. The trainer is designed for technical and vocational automotive education, offering hands-on insights into the mechanics and hydraulic functions of power steering systems.