Cub Cadet Electric PTO Clutch Replacement - Replaces 917-04163A / 717-04163A Cub Cadet Electric PTO Clutch Replacement (255-285) Replaces (OEM) Cub Cadet part numbers 717-04163A and 917-04163A, as well as Warner part numbers 5217-32 and 5217-43 Fits Cub Cadet lawn tractor models LT1040, LT1042, LT1045, LT1046, and LT1050 Inside diameter: 1" x Height: 4" x Pulley diameter: 5 5/16" Uses a belt width of 1/2" or 5/8"; Counter clockwise rotation