Replaces OEM Part #'s: 501818201 , 581832401 Fits the Following Models: ST 224 ST 227P May Fit Additional Models & Brands Which Are NOT Listed Above. Interchangeable Fits a large number of HUSCVARNA, Poulan, and Jonsered snow blowers including: "CHASSIS, ENGINE & PULLEYS" PR270, 96192006801, 2014-07 POULANPRO "CHASSIS, ENGINE & PULLEYS" ST68EP, 96191006501, 2014-06 McCULLOCH "CHASSIS, ENGINE & PULLEYS" PR241, 96192009200, 2015-06 POULANPRO "CHASSIS, ENGINE & PULLEYS" PR270, 96192009000, 2015-06 POULANPRO "CHASSIS, ENGINE & PULLEYS" ST227P, 96193009701 2014-06 HUSCVARNA "CHASSIS, ENGINE & PULLEYS" ST 61, 96191006201, 2014-06 McCULLOCH "CHASSIS, ENGINE & PULLEYS" ST227P, 96191008800, 2014-06 HUSCVARNA "CHASSIS, ENGINE & PULLEYS" PR271, 96192007301, 2014-05 POULANPRO "CHASSIS, ENGINE & PULLEYS" ST 2368 EP, 96192007602, 2015-06 JONSERED "CHASSIS, ENGINE & PULLEYS" PR300, 96192007101, 2014-07 POULANPRO "CHASSIS, ENGINE & PULLEYS" PR241, 96192008600, 2014-08 POULANPRO "CHASSIS, ENGINE & PULLEYS" PR271, 96192009700, 2015-08 POULANPRO "CHASSIS, ENGINE & PULLEYS" ST 227P, 96191008801, 2015-05 HUSCVARNA "CHASSIS, ENGINE & PULLEYS" PR240, 96192006702, 2015-06 POULANPRO "CHASSIS, ENGINE & PULLEYS" ST 61E, 96191006301, 2014-06 McCULLOCH "CHASSIS, ENGINE & PULLEYS" ST2361, 96191009400, 2014-07 JONSERED "CHASSIS, ENGINE & PULLEYS" PR240, 96192006701, 2014-07 POULANPRO "CHASSIS, ENGINE & PULLEYS" ST2361, 96191009401, 2015-07 JONSERED "CHASSIS, ENGINE & PULLEYS" ST2368 EP, 96191009200, 2014-04 JONSERED "CHASSIS, ENGINE & PULLEYS" PR241, 96192008601, 2014-10 POULANPRO "CHASSIS, ENGINE & PULLEYS" ST224, 96193009601 201