Polaris 3900 Sport Wheel Sprocket Assembly w/ Bearing | 39-420 spo-disabled sweeping jet pattern to dislodge

sweeping jet pattern to dislodge and move debris toward the main drain

Style 2 Collar (Tan) | SKU 236147

Whether for new installs or upgrades

Inspect collar tabs and riser alignment

Enhanced gear plate with 10 gears for even wear

Polaris 3900 Sport Wheel Sprocket Assembly w/ Bearing | 39-420 spo-disabled sweeping jet pattern to dislodgePolaris 3900 Sport Wheel Sprocket Assembly w Bearing (39 420) The wheel sprocket assembly w bearing is a replacement part made by Polaris. The same high grade plastic material was used to create the original factory part. It can perform the same way as well ensuring that you are purchasing a genuine OEM part. There are two of these sprockets that are needed to be able to give the cleaner the ability to move along the surface with the two bearings