Lawn Tractors Cub Cadet LTX1040 Manual Jamie Ratliff May 12, 2013 Cub Cadet LTX1040 Manual. View or print the Cub Cadet LTX1040 manual below. The Cub Cadet LTX1040 is a 42 inch riding mower sold primarily in North America. For parts, we suggest an authorized Cub Cadet Service Center.