The friction bands are frequently utilized for manually picked gears (for instance reduced selection or reverse) and function about the planetary drum's circumference. Bands aren't applied when the generate/overdrive assortment is selected, the torque being transmitted with the sprag clutches in its place. This is more advantageous for hybrid autos, https://gearbox-auto64195.dailyhitblog.com/39213372/how-much-you-need-to-expect-you-ll-pay-for-a-good-gearbox-auto