A manual transmission necessitates the motive force to manually pick the gears[6] by functioning a gear stick and clutch (which will likely be a foot pedal for automobiles or simply a hand lever for motorcycles). Samples of this kind of transmissions are used in helicopters and wind turbines. In https://chancexqcoz.blogoscience.com/40057259/how-gearbox-can-save-you-time-stress-and-money