All transmissions have two key parts: the gearbox and also the torque converter (or in the situation of a guide transmission, a clutch). The gearbox is to blame for essentially modifying the gears, whilst the torque converter helps to transfer the facility from the motor for the gearbox. A: Use https://felixvvvsq.ampedpages.com/indicators-on-filter-gearbox-you-should-know-61046204