[Part Number]: 618P09236, 618-09236 with 54" deck spindle [Compatible with]: Cub Cadet lawn tractor XT1-GT54 Fab, XT1-ST54 Fab, ZT1-54 Fab, ZT1-54P Fab, ZT2-54 Fab, ZTS2-54 Fab; Craftsman lawn tractor T100, T85, Z5800;Columbia lawn tractor LT-36G;Troy-Bilt lawn tractor Mustang 54XP, Mustang Z54, Pony 36, Pony 36T; MTD lawn tractor ZT1-54 KH FAB 2022 [Dimensions]①Pulley diameter: 13.8 cm/5.4 in; ②Overall height: 17.5 cm/6.9 in; ③Mounting hole distance: 16.5 cm/ 6.5 in.(Size measured manually, and an error of about 2mm is allowed) [Feature]: This product is made of high quality aluminium alloy, which can fit your mower and get it working again! (To avoid injuries, please wear work gloves to protect your hands during installation) [Service]: Please check the size and model before purchase,this is 54". If you have any problems before or after purchase, please feel free to let us know, we will try our best to solve them for you 618P09236, 618-09236 with 54" decks spindle