For Model Year 2016- Select Series Tractors (X330, X350, X354, X370, X380, X384, X390, X394, X350R, and X570 with manual lift). Capacity to handle big snow removal jobs. Works well in all snow conditions. Ideal in all snow regions. Rear weights and tire chains are recommended for additional traction. Winter Grill Cover recommended on air-cooled engines to prevent carburetor icing with model year 2006 to 2013 tractors equipped with air-cooled engines.