One of many guide transmissions is the Wilson pre-selector, launched in 1930 used to be a planetary equipment technique to preselect gear ratios by functioning a small lever about the steering section.  memang sangkut nak tukar D ke N or gear lain. kena tolak kuat2 baru boleh. itupon dah macam https://gearboxauto96418.answerblogs.com/34004955/5-simple-statements-about-gearbox-auto-explained