When heading all over a curve, this either forces one of several wheels to slide, if possible, to equilibrium the apparent distance lined, or makes unpleasant and mechanically stress filled wheel hop. To circumvent this, the wheels are allowed to switch at distinctive speeds using a mechanical or hydraulic differential. https://4401000.humor-blog.com/37344673/5-easy-facts-about-ηλεκτρικα-ρολα-αυτοκινητου-described