Four Seasons 59889 Refrigerant Oil

Four Seasons Hybrid Oil 59889 for R-134a Systems

Four Seasons Hybrid Oil 59889 is an ISO 100 synthetic refrigerant oil formulated for hybrid A/C systems using R-134a. It meets or exceeds OEM requirements and comes in an 8 oz bottle for service work on hybrid and electric vehicle air conditioning systems.

Key Features

• Hybrid AC oil for R-134a refrigerant systems
• ISO viscosity grade 100 for hybrid compressor lubrication
• Synthetic refrigerant oil with 0% VOC
• No leak detection dye and no silicone base
• Meets or exceeds OEM specifications
• Packaged in an 8 oz bottle

Product Details

The Four Seasons Hybrid Oil line is built for modern hybrid A/C service where the compressor oil specification matters. Part number 59889 is a chemical refrigerant lubricant intended for systems that call for hybrid oil, including many Toyota Prius, Honda Civic Hybrid, Lexus ES300h, and Ford Fusion Hybrid applications. This part cross-references ND11 and SE10Y for the same application.

Compatible vehicle coverage includes a wide range of hybrid and electric models from Acura, Ford, Kia, Lexus, Lincoln, Nissan, Toyota, BMW, Honda, Hyundai, INFINITI, Mercedes-Benz, Porsche, Volkswagen, Cadillac, Chevrolet, GMC, and Mazda. Use the under-hood decal and service information to confirm the correct refrigerant oil specification before filling the system.

Common Uses

• Restoring correct compressor lubrication after A/C service
• Replacing oil lost during refrigerant recovery or component replacement
• Servicing hybrid A/C systems that specify R-134a with hybrid oil
• Addressing noisy or poorly lubricated compressor operation caused by incorrect oil type
• Supporting proper A/C performance in vehicles such as the Toyota Prius, Honda Civic, and Lexus RX450h

Installation Notes

• Verify the refrigerant type and oil specification on the under-hood decal before adding oil.
• Drain and measure existing oil only when the service procedure calls for it.
• Keep the bottle sealed and avoid contamination from moisture or debris.
• Do not mix with an incorrect compressor oil type.
• Follow the vehicle service manual for oil quantity and system evacuation procedures.

Quality Assurance

Four Seasons 59889 is an OEM-specification hybrid AC oil formulated for service consistency in R-134a systems. It is synthetic, silicone-free, and produced to meet or exceed OEM requirements for hybrid compressor lubrication.