Craftsman Genuine 576423301 ASSY FLYWHEEL replaces 423301 OEM Poulan Husqvarna HOP AYP Roper Genuine Husqvarna Part # 576423301 Fits Specific Husqvarna Models That Require This Part # Also Will Fit Other Husqvarna Produced Brands that Require This Part Number (AYP, Craftsman, Jonsered, McCulloch, Poulan, Poulan Pro, RedMax, Sears, Weed Eater) Please Make Sure to Order For Your Model/Spec/Serial Not By Looks or Guessing Genuine OEM Husqvarna Part