Spindle Assembly / MTD 918-0574CPack Size:1MTD 918-0574, MTD 618-0574, MTD 618-0565, MTD 918-0574C, Troy-Bilt 918-0574, Troy-Bilt 918-0574CDealer Choice 39-2160, NHC 250-4866, Oregon 82-517MTD Newer 42" deck 600 series, 13AD604G401, 13AI608G129, 13AK604G401, 13AK608G062, 13AK608G129, 13AS608G033, 13AT618G098, 13BR609G022, 13AD608G300, 13AP608G129, 13AQ609G033, 13BR609G022, 13BT604G401 and 13BT604G452; on a 42" deck; Troy Bilt 13AP609G063, LTX1842, 13AQ609G063, 13BD609G063 and 13BX609G063OD of Pulley: 5 3/4 ", Includes pulley and nut, Grease fitting, Specially designed spindle shaft to replace 6 pt. star