Husqvarna 177968 Lawn Tractor Blade Idler Pulley Genuine Original Equipment Manufacturer (OEM) Part This part is compatible with models including; 96042001600,PB2042YT,YTH2348-917240440,GTH2448T,917223980,917990420,917289106,YTH2348-917240442,917289105,96043027400,917289104,917289103,PB20A46-96042016700,917288142,917288140,917288141,96026000201,917256791,917277370,917256790,YT48CS-502130,917254130,917257880,917254131,917276022,96042002700,96046007500,917276021,917276020,LOGTH2548A,96043003300,DB24H8YT,917289245,917289244,917289243,917289241,917289362,917988240,917289240,917289361,WE261 This is a manufacturer substitution. Part may differ in appearance but is a functional equivalent to prior parts including; 5321931-97,193197,5321779-68,532177968,532193197 Genuine Original Equipment Manufacturer (OEM) part. Compatible Brands: Craftsman,Poulan,Ariens,Companion,Southern States This blade idler pulley (part number 177968) is for lawn tractors Disconnect the spark plug wire before installing this part