QualityParts From Oregon That you can depend on. Spindle assembly: 2-1/4" blade saddle; Pulley diameter: 5-1/2", Height: 6-7/8"; Made with brake lip; Fits 36" decks; OEM styling; Use with OregonĀ® 45-257 bearing. Oregon Equipment Parts 82-678 Spindle Assy Sears Roper[824]