QualityParts From Oregon That you can depend on. Fits later model 42" deck, 600 series: For star hole blades; Use with OregonĀ® 45-259 bearings and 85-052 spindle shaft; Replaces MTD 918-0574, 618-0565; ; ; Oregon Equipment Parts 82-517 Spindle Assy Mtd 918-0574[819