AYP EHP Sears Craftsman 532421825 replaces 421825 Blade 22+ Pr This part is compatible with models including; 9174787A,917370691,917370690,917372750,917370693,917370692,917372751,917370850,917376390,917374091,917374090,917374095,917376395,917374094,917374093,917374092,917376391,917374890,917376392,917376393,917376394,917370680,917374367,917374366,917370440,917374365,917370681,917374364,917370442,917376542,917370441,917376543,917370444,917370840,917374369,917376544,917370443,917374368,917376545,917370446,917370600,917370445,917370448,917370602,917370447 This is a manufacturer substitution. Part may differ in appearance but is a functional equivalent to prior parts including; 532421825 Genuine Original Equipment Manufacturer (OEM) part. Compatible Brands: Craftsman,Husqvarna This blade (part number 421825) is for lawn mowers Wear work gloves to protect your hands when installing this part