
Preheat oven to 400° Fahrenheit. Roll out pie crust and fit it into 9-inch round pie plate. Crimp edges and place in refrigerator to chill while oven preheats.
In large bowl, whisk together pumpkin, condensed coconut milk, arrowroot powder, pumpkin pie spice, and salt, until well combined. Pour pie filling into pie crust shell.
Place pie in preheated oven. Bake 15 minutes at 400° Fahrenheit, then reduce temperature to 350° Fahrenheit. Bake at 350°F for 30 to 40 minutes, or until knife inserted in center of pie comes out clean.
Remove pie plate from oven and place on wire cooling rack. Let pie cool at room temperature for 3 to 4 hours, then serve or refrigerate until ready to serve.