Over 30,000 aftermarket & original parts. NEW PTO CLUTCH FITS ENCORE LAWN MOWER MID CUT 52" 61" 72 583518 5218-85 521885. Replaces Part Numbers & Specifications. REPLACES: 583518 5218-85 521885 ITEM DESCRIPTION: PTO CLUTCH CRANKSHAFT DIAMETER: 1.125" PULLEY DIAMETER: 6.3" ROTATION: COUNTERCLOCKWISE FT LBS TORQUE: 200 WEIGHT: 12 LBS. As a parts distributor we mostly sell aftermarket parts (any OEM parts would be noted as such).PLEASE VERIFY YOUR OEM PART NUMBER FROM YOUR ORIGINAL UNIT TO HELP ENSURE FITMENT. ENCORE WORLD LAWN PROWLER MID CUT 52" 27HP KAWASAKI ENCORE WORLD LAWN PROWLER MID CUT 61" 27HP KAWASAKI ENCORE WORLD LAWN PROWLER MID CUT 72 27HP KAWASAKI. The sole responsibility of RAREELECTRICAL - if any - shall be the replacement of defective products as stated above. It is the responsibility of the customer to verify the correct application information prior to purchasing any product from RAREELECTRICAL.