Among the list of manual transmissions may be the Wilson pre-selector, released in 1930 made use of as being a planetary gear system to preselect equipment ratios by operating a little lever to the steering segment.  In most automobiles, there are two most important sorts of gearboxes: manual and automatic. https://dantenzgov.yomoblog.com/40360930/a-secret-weapon-for-gearbox-auto