Spindle Assembly / Cub Cadet 918-04123BPack Size:1Cub Cadet 918-04123B, MTD 918-04123BOregon 82-401Cub Cadet LT1022, LT1045 (2007 & Before) and LT1046OD of Pulley: 5 3/4 ", Includes grease zerk, Pulley included