Key shaft: It's also often called an output shaft. It provides necessary torque for the car or truck. It has ridges and teeth Hence the gears can go efficiently. Apa masalah nya? adakah GB saya dah out? and kalau GB rosak, berbaloi baiki atau cari kat Halfcut GB lain (macam https://gearboxauto32085.luwebs.com/34466889/gearbox-auto-for-dummies