Discontinued parts

Refrigerator & Freezer Repair
1

Brand: Gibson
Model Number: GFC09M3AD0
Main Symptom: failed gasket
What happens & when:

Error Code (if any):
Parts or tests already tried:
Photos / video link:

The gasket needs to be replaced and it is discontinued. Is there any alternative gasket I can use?

2

Looks like the parts number is 216481001 Is that you get.Google it. Comes up on eBay and other places!