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Four Seasons 65776 A/C Refrigerant Suction Hose
| Brand | Four Seasons 65776 |
|---|---|
| Material | Aluminum / rubber |
| Refrigerant Type | R134a |
| Gasket Or Seal Included | Included |
| Switch Service Port | No |
| Bracket? | W/o bracket |
| Description | Hose assemblies |
| Muffler? | W/o muffler |
| Service Port Included | Yes |
| Product line | Hose Assembly |
| Fits | Toyota · 2 vehicles |
Hose assembly. Built from aluminum and rubber for durable refrigerant flow.
R134A compatible. Made for systems using R134A refrigerant.
Service port included. Includes a service port and gasket or seal.
Cross-references Four Seasons 65776, 212183 and A83952 for the same application. See all 3.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Four Seasons 65776 A/C Suction Hose
The Four Seasons 65776 A/C refrigerant suction hose is built for HVAC service on select Toyota Highlander applications. It uses aluminum and rubber construction, includes the service port and gasket/seal, and is configured for R134A refrigerant systems.
Four Seasons Hose Assembly products are engineered and tested for dependable operation, drawing on more than 50 years of mobile A/C experience. This hose assembly is a direct-fit style replacement for the 2018-2019 Toyota Highlander, w/o muffler, and is identified by part number 65776.
Key Features
- Part type: A/C refrigerant suction hose
- Material: aluminum / rubber
- Refrigerant type: R134A
- Gasket or seal included
- Service port included
- Without bracket
- Without muffler
- Four Seasons hose assembly line
Detailed Description
This Four Seasons 65776 hose assembly is designed for the suction side of the air conditioning system on 2018-2019 Toyota Highlander models, w/o muffler. The aluminum and rubber construction supports routing and connection in the HVAC system, while the included seal and service port help complete the replacement. If you are replacing a leaking or damaged Toyota Highlander A/C suction hose, 65776 provides the correct configuration for R134A-equipped vehicles.
This part cross-references A83952 and 212183 for the same application.
Common Problems This Part Can Address
- Refrigerant loss from a cracked or leaking suction hose
- Damaged hose sections from age, heat, or vibration
- Service port issues during A/C diagnosis or recharge service
- Improper sealing at hose connection points
- Poor A/C performance caused by a compromised suction line
Installation Notes and Tips
Verify the vehicle is a 2018-2019 Toyota Highlander before ordering. Confirm the system uses R134A refrigerant and that the application is w/o muffler. Inspect mating surfaces, replace worn seals as needed, and evacuate and recharge the system according to factory service procedures after installation.
Quality Assurance
Four Seasons backs this hose assembly with engineering and testing based on decades of mobile A/C experience. The 65776 part number is built for consistent fitment and service in the specified Toyota Highlander applications.
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2019 | Toyota | Highlander | 3.5L | V6 | GAS | N/A | w/o Muffler; Hose Assembly |
| 2018 | Toyota | Highlander | 3.5L | V6 | GAS | N/A | w/o Muffler; Hose Assembly |
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