[SPINDLE REPLACES PART NUMBER]: 607418 Spindle Assembly Replaces Hustler 601804 Spindle Assembly, Hustler 607418 Spindle, 607418 Hustler Spindle 607418. Specification of 607418: Height: 5-3/8, Width: 3-3/16". [SPINDLE PULLEY REPLACES PART NUMBER]: 604665 Spindle Pulley Replaces Hustler 604665 Pulley, 604665 Hustler Pulley, Big Dog Mower Deck Pulleys 604665. Specification of 604665 Pulley: OD: 5.2", ID: 0.9", Height: 1". 604661 Spindle Pulley Spacer Replaces Hustler 604661 [FITMENTS]: Fits for Hustler Raptor Flip-Up 48" Deck Models: 933614, 933846US, 938423EX, 938464, 940312, 940338CE, Hustler 48" Raptor SD EX Deck Models: 936542EX, Hustler Raptor SD 48" Deck Models: 934547US, 935825, 935858US, 937789, 938019, 938399EX, 938647, 938654, 939744, 943431CE, Hustler 48" Raptor XD Deck Models: 939744, 943431CE [DOUBLRE SEALED BEARINGS]: The bearing used in the spindle assembly is equipped with a double sealing design, This dual-seal construction effectively retains lubrication within the bearing, thereby extending the service life and ensuring smooth operation. [REPAIR MOWER SPINDLE ASSEMBLY]: If your mower deck spindle has long-term use of aging deformation, causing strange wear, rotation difficulty or unevenness in the cutting machine blade, then your Spindle Assembly may have problems. It is recommended that you replace our mower spindle to restore your spindle assembly to normal work and improve the cutting ability and deck durability [NOTES]: You are purchasing 607418 604665 aftermarket deck rebuild kit for hustler raptor sd 48 spindles, hustler raptor 48 inch deck spindle. Please double check model, year model, serial and part numbers for fitment prior to purchase. GELASKA 3 Pack 607418 Spindle Assembly with 604665 Pulley Replaces 601804 for Hustler Raptor Flip-Up 48", Hustler Raptor SD 48", Hustler 48" Raptor XD, Hustler 933614, 938464, 935825, 937789 Mowers