All transmissions have two main factors: the gearbox as well as the torque converter (or in the case of the manual transmission, a clutch). The gearbox is accountable for actually changing the gears, even though the torque converter really helps to transfer the facility through the motor into the gearbox. https://filter-gearbox53185.blogitright.com/34223070/filter-gearbox-no-further-a-mystery