• Part Number: Polaris 39-401 

The Polaris 3900 Single Sided Wheel - 39-401 is a replacement wheel for Polaris pool cleaners. This pool wheel is made out of plastic and is an effective replacement for single sided wheels that are worn out or broken. The Polaris 39-401 is designed to be a durable and reliable replacement wheel that will work for a long time for your pool cleaner.