Polaris Zodiac 3900 Wheel Sprocket Assembly with Bearing (39-420) filburmfg OEM Pentair/Sta-Rite inlet floor plate

OEM Pentair/Sta-Rite inlet floor plate

true-union construction

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

and this Balboa Slimline assembly is designed for compatible brass-finish applications where the original trim and eyeball have become dull

5-1/4 inch height

Polaris Zodiac 3900 Wheel Sprocket Assembly with Bearing (39-420) filburmfg OEM Pentair/Sta-Rite inlet floor plateThe 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