One of several manual transmissions is the Wilson pre-selector, released in 1930 employed like a planetary equipment system to preselect equipment ratios by running a small lever over the steering area.  sebaiknya tukar minyak equipment dahulu,kadangkala air masuk kedalam gearbox menyebabkan minyak gear bercampur air dan menyekat gear dari bekerja https://deanttsqn.ambien-blog.com/40227593/the-best-side-of-gearbox-auto