AYP/Poulan Authorized Substitution
The part number 437638 has been changed to part number 583521601. While the new part may look different, this is a AYP/Poulan approved substitution.
Please note that the price and availability shown is for the new part number 583521601.
This product is non-returnable due to manufacturer policy. We apologize for the inconvenience.
|Old Part Number||437638|
|New Part Number||583521601|