A gearbox is an automatic way of transferring power from one device to the other moreover it is utilized to boost up the torque whereas reducing pace. The Torque is the energy generated from the bending or else twisting of a solid matter. This word is frequently utilizedinterchangeably withtransmission. It is situated at the junction point of anenergy shaft. It is often utilized to create a correct angle alteration in direction, as is displayed in a rotatingmower or else a helicopter. Every unit is finished with a precise purpose in intelligence, moreover the gear ratio utilized is planned to offer the level of force needed. This ratio is permanentmoreover cannot be altered once the box is built. The only feasible modification subsequent to the fact is amodification that permits the shaft pace to boost, along with anequivalentlessening in torque. In a state of affairs where multiple paces are required, a transmission with numerous gears can be utilized to boost torque whereas slowing down the production speed. This design is usually found in car transmissions. The similar principle can be utilized to generate an overdrive gear which boosts output pace while lessening torque. In acar, there are three kinds of transmission: manual, automatic, or continuously variable. A manual vehicle offers the excellent example of aneasy gearbox. In both the continuously and automatic variable, the gearboxes are stopped systems, needing extremely small human interaction.