The friction bands are sometimes used for manually selected gears (such as low selection or reverse) and function within the planetary drum's circumference. Bands will not be utilized once the drive/overdrive vary is selected, the torque remaining transmitted because of the sprag clutches as a substitute. Compound Planetary Gearset This https://gearboxauto32974.blogdosaga.com/33697535/5-simple-statements-about-gearbox-auto-explained