The friction bands are often useful for manually picked gears (for instance reduced variety or reverse) and operate on the planetary drum's circumference. Bands will not be used if the generate/overdrive vary is chosen, the torque remaining transmitted because of the sprag clutches in its place. Different areas of the https://gearbox-auto19641.spintheblog.com/34182900/5-simple-statements-about-gearbox-auto-explained