All transmissions have two most important elements: the gearbox as well as torque converter (or in the situation of the guide transmission, a clutch). The gearbox is to blame for essentially transforming the gears, when the torque converter helps you to transfer the power through the engine into the gearbox. https://filtergearbox76429.liberty-blog.com/34220798/the-fact-about-filter-gearbox-that-no-one-is-suggesting