A bi-directional towed snowplow , comprising: a left moldboard and a right moldboard , wherein at least one bi-directional steering mechanism of wheels is arranged on opposite lateral sides of the snowplow , the bi-directional steering mechanism being arranged to, in response to operator input, angle the snowplow rightward for rightward plowing operation, and arranged to angle the snowplow leftward for leftward plowing operation, and the bi-directional steering mechanism being configured to maintain the wheels in an arrangement parallel to each other throughout their allowed rotational arcs during steering, characterized in that the bi-directional steering mechanism comprises: two tie rods ; and a linkage configured to convert rotational motion about an axis into linear motion, the linkage comprising an upper portion attached to an actuator, a middle portion , and a lower portion attached to the tie rods; wherein the lower portion of the linkage comprises an end extending radially outward from the axis, the end being configured to rotatably secure a first end of each tie rod, and wherein a second end of each tie rod is rotatably connected to one of said wheels , so that said wheels are turned by the two tie rods around a common pivot point in a parallel arrangement throughout the rotational motion of the linkage around the axis. a left moldboard and a right moldboard , wherein at least one bi-directional steering mechanism of wheels is arranged on opposite lateral sides of the snowplow , the bi-directional steering mechanism being arranged to, in response to operator input, angle the snowplow rightward for rightward plowing operation, and arranged to angle the snowplow leftward for leftward plowing operation, and the bi-directional steering mechanism being configured to maintain the wheels in an arrangement parallel to each other throughout their allowed rotational arcs during steering, characterized in that the bi-directional steering mechanism comprises: two tie rods ; and a linkage configured to convert rotational motion about an axis into linear motion, the linkage comprising an upper portion attached to an actuator, a middle portion , and a lower portion attached to the tie rods; wherein the lower portion of the linkage comprises an end extending radially outward from the axis, the end being configured to rotatably secure a first end of each tie rod, and wherein a second end of each tie rod is rotatably connected to one of said wheels , so that said wheels are turned by the two tie rods around a common pivot point in a parallel arrangement throughout the rotational motion of the linkage around the axis. two tie rods ; and a linkage configured to convert rotational motion about an axis into linear motion, the linkage comprising an upper portion attached to an actuator, a middle portion , and a lower portion attached to the tie rods; wherein the lower portion of the linkage comprises an end extending radially outward from the axis, the end being configured to rotatably secure a first end of each tie rod, and wherein a second end of each tie rod is rotatably connected to one of said wheels , so that said wheels are turned by the two tie rods around a common pivot point in a parallel arrangement throughout the rotational motion of the linkage around the axis. <EOS>