An improved reversible overrunning clutch of the type including a central driver member that is axially shiftable by helical spline means between clutch engaged positions relative to axially spaced forward and reverse clutch members mounted on an output shaft. The invention is characterized by the provision of automatic shift control means operable in accordance with the direction of rotation of the rotary input drive means to shift the central driver member toward a readiness position immediately adjacent the appropriate clutch member, thereby insuring the correct directional operation of the unit.