Better gears allow the wheels to spin speedier, employing a lot less motor strain for cruising at high speeds. The gearbox retains the engine in its ideal working variety as disorders alter. Higher gears supply more velocity rather then torque, and that is perfect for easy  driving on the freeway.  https://gearbox-auto08417.blogolenta.com/31099810/5-simple-statements-about-gearbox-auto-explained