Oregon 82-320 Spindle Assembly Fits Bobcat 36567One New Aftermarket Replacement Spindle Assembly Fits Bobcat XM Series Mowers This mower deck spindle assembly is a direct aftermarket replacement Fits Bobcat XM series walk behind and zero turn mowers with 36 inch and 48 inch cutting decks. The spindle assembly mounts to the mower deck and drives the cutting blade, providing smooth, consistent blade rotation for an even cut. Oregon (part number 82 320) is the manufacturer of this replacement spindle;