Polaris Zodiac 3900 Single-Side Wheel (39-401) astral Useful when the original overlay

Useful when the original overlay is worn or hard to read

Improves usability and repair confidence

more polished installation appearance

this Waterway manifold wye is a practical solution when a 1-1/2 inch same-size split is required

Polaris Zodiac 3900 Single-Side Wheel (39-401) astral Useful when the original overlayThe Polaris 3900 relies on its wheel system to translate internal drive power into steady movement across the pool. This single side wheel is a direct replacement for service situations where an existing wheel is worn, damaged, or no longer helping the cleaner track correctly. Replacing a problem wheel can help restore the cleaners climbing ability, turning behavior, and overall coverage. It is a focused repair part that supports the larger drive