For most automobiles, There's two main varieties of gearboxes: manual and computerized. Handbook gearboxes are the ones in which You should shift gears manually, utilizing a clutch pedal and kit shifter (usually referred to as a adhere). You could observe a visual demonstration of handbook gear transmission in this movie https://automobilegearbox20628.blue-blogs.com/41477515/the-best-side-of-automobile-gearbox