As automobiles became more common, the need for smoother plus more trusted gearboxes brought about the event of synchronized manual transmissions within the 1920s and 1930s. Major shaft: It is also known as an output shaft. It offers obligatory torque for the motor vehicle. It has ridges and teeth Hence https://keeganzntya.actoblog.com/34832631/facts-about-automobile-gearbox-revealed