This innovation has designed manual transmissions much more obtainable and consumer-pleasant for everyday drivers, reducing the talent desired to operate them effectively.  Overdrive is especially helpful for very long-distance highway driving, wherever preserving a significant speed with minimal engine hard work is useful.  The advantages of epicyclic gearboxes are manifold. https://cvt-toyota20628.activoblog.com/36792403/5-simple-statements-about-automobile-gearbox-explained