Maytronics
Maytronics Dolphin Wheel Bearing Adapter 9983120 – Replacement Drive Support Part
Maytronics Dolphin Wheel Bearing Adapter
Replacement wheel bearing adapter designed to support proper wheel alignment and movement in confirmed compatible Dolphin and Pentair robotic pool cleaners.
Warranty Information
1-Year Manufacturer Warranty
Ultimate Pools is your first point of contact for compatibility verification, installation guidance, and warranty support.
The Maytronics Dolphin Wheel Bearing Adapter (9983120) is a replacement component designed for select Dolphin and Pentair robotic pool cleaners. It supports the wheel bearing assembly and helps maintain proper alignment within the cleaner’s wheel and drive system.
Replacing a worn or damaged adapter can help restore consistent wheel movement and proper traction in a compatible cleaner. Because fitment varies between cleaner models and production configurations, confirm the cleaner model, product number and required replacement part before ordering.
Key Features
Helps secure and support the wheel bearing within the cleaner’s wheel assembly.
Supports proper positioning of wheel-system components during cleaner operation.
Helps the cleaner move consistently across pool surfaces when properly installed.
Replaces a worn or damaged adapter that may affect wheel and drive engagement.
Allows the affected wheel-support component to be serviced without replacing the complete cleaner.
Designed for the exact cleaner models and product numbers listed below.
Compatibility & Fitment
Compatible with the following robotic pool cleaner models and product numbers:
- Dolphin Active 20: 99996203-US, 99996203-USDEMO
- Dolphin Active 30: 99996231-US, 99996231-USDEMO
- Dolphin Active 30i: 99996235-US, 99996235-USDEMO
- Dolphin Discovery: 99996201-DIS
- Dolphin DLX 5 115V PVC Trevi: 99996381-TRV
- Dolphin Nautilus CC Pro IoT Refurbished Open Box: 66666207-PCI
- Dolphin Premium: 99996211-PIO
- Dolphin Premium 60: 99996651-PR6
- Dolphin Premium IoT: 99996211-PRI
- Dolphin Proteus DX4 Refurbished Open Box: 66666207-LSWF
- Dolphin Quantum Pro: 99996291-SPL
- Dolphin S200: 99996202-US, 99996202-USDEMO
- Dolphin S300: 99996221-US, 99996221-USDEMO
- Dolphin S300i: 99996225-US, 99996225-USDEMO
- Pentair Prowler 920: 99996201-US, 99996201-USDEMO
- Pentair Prowler 930: 99996214-US, 99996214-USDEMO
Also compatible with the following part;
- Rear Brush Assembly (Dynamic Grey): 99956902-ASSY
Compatibility may vary by production year, configuration and installation. Verify your exact model and part number before ordering.
Applications
- Replacing a worn wheel bearing adapter
- Repairing wheel alignment or support issues
- Restoring proper wheel and drive-system engagement
- Servicing compatible Dolphin robotic pool cleaners
- Servicing compatible Pentair Prowler cleaners
Inspect the wheel and bearing assembly before ordering to confirm that the adapter is the correct replacement component.
Specifications
| SKU | 9983120 |
| UPC / EAN | 00810071224423 |
| Brand | Maytronics / Dolphin |
| Product Type | Robotic Pool Cleaner Wheel Bearing Adapter |
| Gross Weight | 0.088 lb / 0.04 kg |
| Product Dimensions | 2.323 × 2.323 × 2.362 in / 5.9 × 5.9 × 6 cm |
| Compatibility | Select Dolphin Active, Discovery, DLX, Nautilus, Premium, Proteus, Quantum, S-Series and Pentair Prowler robotic pool cleaners |
| Application | Replacement robotic pool cleaner wheel bearing adapter |
| Warranty | 1-Year Manufacturer Warranty |
| Final Sale | Yes |
Frequently Asked Questions
It helps support and position the wheel bearing assembly within the cleaner’s wheel and drive system.
No. It is designed only for the cleaner models and product numbers listed in the Compatibility & Fitment section.
Replacement may be required when the existing adapter is worn, damaged or no longer supporting proper wheel alignment and movement.
No. Movement problems may also involve the wheel, bushing, tracks, drive belts, gears or motor unit. Inspect the cleaner before ordering.
Yes. Confirm the cleaner model, product number and required wheel bearing adapter before purchasing.
This wheel bearing adapter includes a 1-year manufacturer warranty, subject to the manufacturer’s applicable warranty terms and conditions.
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