OE Quality
60-Day Returns

Four Seasons 65977 A/C Refrigerant Suction Hose
Reliable A/C Refrigerant Suction Hose for Lexus ES350
The Four Seasons Hose Assembly 65977 is designed specifically for the Lexus ES350, providing a durable and efficient solution for your vehicle's HVAC system. Crafted from a combination of aluminum and rubber, this A/C refrigerant suction hose ensures reliable performance with compatibility for R134a and R1234yf refrigerants.
- Constructed from aluminum and rubber materials for durability and flexibility
- Compatible with R134a and R1234yf refrigerant types
- Includes gasket or seal for secure connections
- Equipped with a muffler to reduce noise during operation
- Designed specifically for Lexus ES350 models
About the Four Seasons Hose Assembly Product Line
The Hose Assembly line by Four Seasons focuses on delivering precise HVAC hose and pipe solutions tailored to specific vehicle applications. This product line emphasizes quality materials and fitment accuracy, ensuring that each hose assembly, including part number 65977, meets the demands of modern automotive air conditioning systems.
Product Details and Specifications
This A/C refrigerant suction hose combines aluminum and rubber to balance strength and flexibility, essential for maintaining system integrity under varying temperatures and pressures. The inclusion of a gasket or seal helps prevent leaks, while the integrated muffler minimizes operational noise. Although this hose assembly does not include a service port or bracket, it is engineered to fit seamlessly within the Lexus ES350 HVAC system.
Common Applications and Issues Addressed
- Replacement of worn or damaged refrigerant suction hoses in Lexus ES350
- Resolving refrigerant leaks caused by deteriorated seals or hose material
- Reducing noise from the A/C system with the built-in muffler
- Ensuring compatibility with both R134a and R1234yf refrigerants
- Maintaining proper refrigerant flow and system pressure
Installation Notes and Tips
When installing the Four Seasons Hose Assembly 65977, ensure the gasket or seal is properly seated to prevent leaks. Verify compatibility with your Lexus ES350 model year and refrigerant type before installation. Since this hose does not include a service port or bracket, use existing mounting points and connections. Proper handling of the aluminum and rubber components will help avoid damage during installation.
Quality Assurance and Warranty
Four Seasons products are manufactured to meet industry standards for HVAC components. The Hose Assembly 65977 undergoes quality checks to ensure durability and fitment accuracy. Please refer to Four Seasons' official warranty policy for specific coverage details related to this part.
| Brand | Four Seasons |
| Part Number | 65977 |
| Position | Hose Assembly |
| Material | Aluminum / rubber |
| Refrigerant Type | R134a r1234yf |
| Gasket Or Seal Included | Included |
| Switch Service Port | No |
| Bracket? | No |
| Description | Hose assemblies |
| Muffler? | W/ muffler |
| Service Port Included | No |
This part fits 7 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2025 | Lexus | ES350 | N/A | Suction Line; Hose Assembly |
| 2024 | Lexus | ES350 | N/A | Suction Line; Hose Assembly |
| 2023 | Lexus | ES350 | N/A | Suction Line; Hose Assembly |
| 2022 | Lexus | ES350 | N/A | Suction Line; Hose Assembly |
| 2021 | Lexus | ES350 | N/A | Suction Line; Hose Assembly |
| 2020 | Lexus | ES350 | N/A | Suction Line; Hose Assembly |
| 2019 | Lexus | ES350 | N/A | Suction Line; Hose Assembly |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.