Polaris Zodiac 3900 Wheel Sprocket Assembly with Bearing (39-420) filburmfg This replacement is especially useful

This replacement is especially useful where one side of the system needs to thread directly into an existing fitting or housing while the other side remains slip-plumbed

When the seat still works but no longer looks as fresh or upscale as it once did

OEM Pentair/Sta-Rite inlet floor plate

precise scheduling control than many purely mechanical alternatives

5-1/4 inch height

Polaris Zodiac 3900 Wheel Sprocket Assembly with Bearing (39-420) filburmfg This replacement is especially usefulThe wheel sprocket assembly with bearing is part of the Polaris 3900 drive system that helps transfer motion to the cleaner wheels. If the cleaner is slipping, binding, or failing to drive correctly, worn sprocket or bearing components may be involved. This replacement assembly helps restore the mechanical connection needed for smooth wheel operation. It is a valuable part for deeper 3900 cleaner repairs where traction and drive performance need to be