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The OEM Hayward PVXH020SA Rear Gear Shaft Assembly is a genuine replacement part designed for Hayward AquaNaut 400, 450, and Poolvergnuegen 4-wheel suction-side automatic pool cleaners . This assembly includes a durable black gear shaft and two white bearings, facilitating the smooth transfer of rotational energy from the front to the rear wheels. This ensures enhanced maneuverability and consistent cleaning performance, particularly in large and deep pools. Constructed from high-quality materials, the PVXH020SA is built to withstand the rigors of regular pool maintenance, restoring your cleaner's functionality and extending its operational life.
Highlights
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OEM Hayward Design: Engineered for AquaNaut 400, 450, and Poolvergnuegen 4-wheel suction cleaners for seamless compatibility and reliable operation.
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Complete Gear Shaft Assembly: Includes one durable black gear shaft and two precision white bearings to ensure smooth rotational energy transfer.
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Enhanced Maneuverability: Helps power rear wheels for better navigation and coverage in larger and deeper pool areas.
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Built for Durability: Constructed from high-quality, chemical-resistant materials to endure demanding pool environments.
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Restores Cleaner Performance: Replacing worn gear shaft components improves traction and efficiency, keeping your cleaner running at peak performance.
Compatibility
- Poolvergnuegen The Pool-Cleaner 4-Wheel Cleaners: 896584000-020, PBS40JST, W3PVS40JST
- Hayward Aquanaut 4-Wheel: PHS41CST, PHS41CSV, W3PHS41CST, PBS42CST
- Hayward Aquanaut Cleaner Models: 400, 450
This Rear Gear Shaft Assembly may be compatible with many other models as well, please check your cleaner's manual to ensure this replacement is right for your vacuum.
Additional Info
Cleaner Rear End Not Engaging Properly
aquanaut 400 cleaner only moving with front wheels
rear wheels stuck — is pvxh020sa the right part
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cleaner won’t reverse — rear gear shaft worn out
aquanaut 450 stops halfway — shaft assembly broken
Replacing Shaft and Bearings at Home
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Diagram

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