Polaris Zodiac 3900 Single-Side Wheel (39-401)

Cleaners & Parts
Polaris/Zodiac
39-401
87-100-1825
COMPARE AT $72.57
OUR PRICE $53.03
STOCK STATUS IN STOCK Ships Usually the Same/Next Business Day
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$9.88 Standard Shipping
Under 25 lbs. Contiguous USA
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The 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 cleaner’s climbing ability, turning behavior, and overall coverage. It is a focused repair part that supports the larger drive system without requiring replacement of the complete cleaner.

  • Single-side wheel for Polaris 3900 cleaner models
  • Helps restore traction and cleaner movement
  • Useful for correcting worn or damaged wheel performance
  • Supports cleaner drive system service and repair
  • Replacement part number 39-401
Polaris / Zodiac – Pool Cleaners, Robotic Cleaners, Pressure Cleaners and Replacement Parts
Who is Polaris / Zodiac?

Polaris / Zodiac is a globally recognized leader in pool cleaning and water care solutions, known for high-performance automatic pool cleaners and advanced pool equipment. Now part of Fluidra, Polaris and Zodiac brands have a long-standing reputation for innovation, reliability, and ease of use. Their products are widely used in residential and commercial pools for efficient, automated maintenance.

What products does Polaris / Zodiac specialize in?

Polaris / Zodiac specializes in robotic pool cleaners, pressure-side cleaners, suction cleaners, pumps, and replacement parts. Their product lineup includes industry-leading cleaners designed to remove debris, scrub surfaces, and improve water circulation. Popular models and systems are supported by a full range of replacement parts, including hoses, wheels, debris bags, and internal components.

Why choose Polaris / Zodiac parts for your pool or spa?

Polaris / Zodiac products are known for powerful cleaning performance, durability, and advanced technology. Their automated cleaners reduce manual maintenance while improving overall pool cleanliness and water quality. Pool owners and professionals choose Polaris for reliable, long-lasting cleaning solutions that save time and effort.

How do you identify and choose the correct Polaris / Zodiac part?

To select the correct Polaris / Zodiac component, it’s important to identify your cleaner model and match part numbers for items such as bags, tires, hoses, or internal assemblies. Reviewing diagrams and compatibility ensures proper fit and function. Choosing the right part helps maintain optimal cleaning performance and extends equipment life.

Need help finding the right Polaris / Zodiac part?

At Bath & Spa Parts Online, we carry a wide selection of Polaris / Zodiac pool, spa, and bath parts ready to ship. Can’t find what you need? Contact our Product Specialists at 800-918-9143, use the live chat, or visit our Contact Us page. For installation guides, part diagrams, and troubleshooting resources, visit the Bath & Spa Parts Online Knowledge Base for expert support.

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