One of the guide transmissions will be the Wilson pre-selector, introduced in 1930 utilized being a planetary gear process to preselect gear ratios by running a little lever to the steering portion.  Apa masalah nya? adakah GB saya dah out? and kalau GB rosak, berbaloi baiki atau cari kat Halfcut https://trevorohxlw.anchor-blog.com/14100034/everything-about-gearbox-auto