Among the guide transmissions will be the Wilson pre-selector, released in 1930 utilized as a planetary equipment program to preselect gear ratios by working a small lever on the steering section.  sebaiknya tukar minyak gear dahulu,kadangkala air masuk kedalam gearbox menyebabkan minyak gear bercampur air dan menyekat gear dari bekerja https://gearboxauto64297.tkzblog.com/33593296/the-2-minute-rule-for-gearbox-auto