A seatbelt retractor for a vehicle interior is disclosed. The retractor may comprise a spool to pretension a belt, a motor, a transmission and a one-way clutch to pretension the belt when the motor drives the spool via the transmission. The one-way clutch may comprise a drive gear rotatable in a first direction to retract the belt and a second direction opposite to the first direction, a driven gear comprising a common axis of rotation with the drive gear, a set of pawls pivotably mounted on the drive gear, and a friction ring frictionally coupled with a stop ring. The drive gear may rotate relative to the friction ring. When the drive gear is in a first position, the set of pawls may be disengaged from the driven gear. When the drive gear is in a second position, the pawls may be engaged with the driven gear.