The Auburn ECTED is an electrically-operated posi/locker combination. When the unit is disengaged, it is a cone/clutch operated limited slip. with the push of a button the unit engages for full lockup to provide full power to both tires. This unit comes with all associated parts and hardware for operation. Auburn offers a one year warranty against manufacturing defects on these units. All Auburn Gear positractions come with a bottle of friction modifier.