A dual drive winch assembly, comprising: a first winch drum; a second winch drum; and a drive assembly, the drive assembly comprising: a first drive shaft assembly having a first shaft, the first drive shaft assembly being operatively coupled to the first winch drum for driving the first winch drum; a second drive shaft assembly having a second shaft, the second drive shaft assembly being operatively coupled to the second winch drum for driving the second winch drum; and a coupling mechanism; characterised in that the first shaft is selectively movable within the first drive shaft assembly between a first engaged position wherein the first shaft is coupled to the coupling mechanism and a first disengaged position wherein the first shaft is not coupled to the coupling mechanism, the second shaft is selectively movable within the second drive shaft assembly between a second engaged position wherein the second shaft is coupled to the coupling mechanism and a second disengaged position wherein the second shaft is not coupled to the coupling mechanism, and when the first shaft is in the first engaged position and the second shaft is in the second engaged position simultaneously, rotation of one of first shaft and the second shaft will, through the coupling mechanism, cause rotation of the other of the first shaft and the second shaft. a first winch drum; a second winch drum; and a drive assembly, the drive assembly comprising: a first drive shaft assembly having a first shaft, the first drive shaft assembly being operatively coupled to the first winch drum for driving the first winch drum; a second drive shaft assembly having a second shaft, the second drive shaft assembly being operatively coupled to the second winch drum for driving the second winch drum; and a coupling mechanism; characterised in that the first shaft is selectively movable within the first drive shaft assembly between a first engaged position wherein the first shaft is coupled to the coupling mechanism and a first disengaged position wherein the first shaft is not coupled to the coupling mechanism, the second shaft is selectively movable within the second drive shaft assembly between a second engaged position wherein the second shaft is coupled to the coupling mechanism and a second disengaged position wherein the second shaft is not coupled to the coupling mechanism, and when the first shaft is in the first engaged position and the second shaft is in the second engaged position simultaneously, rotation of one of first shaft and the second shaft will, through the coupling mechanism, cause rotation of the other of the first shaft and the second shaft. a first drive shaft assembly having a first shaft, the first drive shaft assembly being operatively coupled to the first winch drum for driving the first winch drum; a second drive shaft assembly having a second shaft, the second drive shaft assembly being operatively coupled to the second winch drum for driving the second winch drum; and a coupling mechanism; characterised in that the first shaft is selectively movable within the first drive shaft assembly between a first engaged position wherein the first shaft is coupled to the coupling mechanism and a first disengaged position wherein the first shaft is not coupled to the coupling mechanism, the second shaft is selectively movable within the second drive shaft assembly between a second engaged position wherein the second shaft is coupled to the coupling mechanism and a second disengaged position wherein the second shaft is not coupled to the coupling mechanism, and when the first shaft is in the first engaged position and the second shaft is in the second engaged position simultaneously, rotation of one of first shaft and the second shaft will, through the coupling mechanism, cause rotation of the other of the first shaft and the second shaft.