MICRO BUS LIKE SWING

MICRO BUS LIKE SWING

Perfect gearbox has straight lines for moving among different speeds.
For old cars there are four gears for speeds   first, second, third, fourth.  But for new cars the number of gears may be more than four gears.
Also new cars have automatic gearbox. That change gear with itself without drivers do anything.

first microbus was made by volks wagen company