The friction bands in many cases are employed for manually picked gears (for instance lower selection or reverse) and function within the planetary drum's circumference. Bands are not used if the drive/overdrive selection is selected, the torque remaining transmitted with the sprag clutches instead. Running principle to get a pulley-based https://gearboxauto86318.theblogfairy.com/32968902/gearbox-auto-fundamentals-explained