AYP/Poulan Authorized Substitution
The part number 539 10 78-56 has been changed to part number 539107856. 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 539107856.
|Old Part Number||539 10 78-56|
|New Part Number||539107856|