Move through work quickly with the Oregon Gator G5 596-615, a blade that sets the industry standard. The Gator G5 stands up to any workload with an improved cutting performance, which stays sharper and stronger longer than the standard manufacturer blade. It?s not a replacement blade. It?s an upgrade. Replaces many OEM parts, including but not limited to the following: Ariens - 21547257, Ariens - 21547939, AYP - 173920, AYP - 173921, AYP - 532180054, AYP - 180054, AYP - 512258301, AYP - 917532173920, AYP - 917173920, AYP - 917532173921, AYP - 575938301, AYP - 917539107519, AYP - 954633774, AYP - 954633781, Craftsman - 173920, Craftsman - 173921, Craftsman - 180054, Dixon - 532180054, Husqvarna - 173920, Husqvarna - 180054, Husqvarna - 512258301, Husqvarna - 532173920, Husqvarna - 532180054, Husqvarna - 539107519, Husqvarna - 575938201, Husqvarna - 575938301, Husqvarna - 577146201, Husqvarna - 917173920, Husqvarna - 917532173920, Husqvarna - 917532180054, Husqvarna - 917539107519, Husqvarna - 917577203106, Husqvarna - 954633774, AYP - 917532180054, Poulan - 532173921, Poulan - 532180054, Poulan - 539107519, Poulan - 575938201, Poulan - 575938301, AYP - 575938201, AYP - 539107519, AYP - 532173920, Murray - 180054, AYP - 532173921, AYP - 917577203106, Husqvarna - 532173921. Fits many models, including but not limited to the following: Husqvarna - YTA24V48, AYP - GTH2548 (LOGT25H48A), AYP - GTH2548 (LOGT25H48B), AYP - LT2323A2, AYP - YTH2148 (LO21H48A), AYP - YTH2148 (LO21H48B), AYP - YTH2148 (LO21H48C), AYP - YTH2148 (LO21H48D), AYP - YTH2148 (LO21H48E), AYP - YTH2148 (LO21H48F), AYP - YTH2148 (LO21H48G), AYP - YTH2148 (LO21H48H), AYP - YTH2148 (LO21H48J), AYP - YTH2448, Husqvarna - 2348 LS, Husqvarna - 2348 LS (CA), Husqvarna - 2748 GLS (CA), Husqvarna - 2748 GLS, Husqvarna - CZ 4818, Husqvarna - EZ 4822 BI, Husqvarna - EZ 4824 BI, Husqvarna - GTH 2248 XPA, Husqvarna - GTH 2248 XPB, Husqvarna - CZ 4815 KAA, Husqvarna - CZ 4817 KOA, Husqvarna - GTH 2448