Four Seasons 65811 A/C Refrigerant Suction Hose - Front

Reliable A/C Refrigerant Suction Hose for Toyota Highlander

The Four Seasons Hose Assembly 65811 is designed specifically for Toyota Highlander models requiring a durable and efficient A/C refrigerant suction hose. Constructed with aluminum and rubber materials, this hose assembly ensures proper refrigerant flow and system integrity for vehicles using R134a refrigerant.

• Material: Aluminum and rubber for durability and flexibility
• End 1 Type: Flange connection for secure attachment
• End 2 Type: P-nut fitting for reliable sealing
• Includes gasket and two O-rings (part number 24150) for leak prevention
• Compatible with R134a refrigerant systems
• Service port included for maintenance access
• Designed without bracket or muffler for direct fitment

About the Four Seasons Hose Assembly Product Line

The Four Seasons Hose Assembly line focuses on providing high-quality hose assemblies tailored for HVAC systems in vehicles. This product line emphasizes precise fitment and material compatibility to maintain optimal air conditioning performance. The 65811 hose assembly is part of this line, engineered to meet the specific requirements of Toyota Highlander A/C systems.

Product Details and Specifications

The Four Seasons 65811 A/C refrigerant suction hose combines aluminum and rubber to balance strength and flexibility, essential for handling refrigerant flow under varying pressure and temperature conditions. The flange end and P-nut fitting ensure a secure connection to the vehicle’s HVAC components. Included gaskets and O-rings (two units, part number 24150) help maintain a sealed system, preventing refrigerant leaks. This hose assembly is compatible with R134a refrigerant, the standard for many Toyota Highlander models. The absence of a bracket or muffler simplifies installation and reduces potential points of failure.

Common Applications and Issues Addressed

• Replacement of worn or cracked A/C refrigerant suction hoses in Toyota Highlander vehicles
• Resolving refrigerant leaks caused by damaged seals or fittings
• Restoring proper refrigerant flow to improve A/C system efficiency
• Addressing hose failures due to material degradation or mechanical wear
• Ensuring compatibility with R134a refrigerant systems in Highlander models

Installation Notes and Tips

When installing the Four Seasons 65811 hose assembly, ensure all old gaskets and O-rings are removed and replaced with the included seals to prevent leaks. Verify that the flange and P-nut fittings are properly tightened to manufacturer torque specifications. Since this hose assembly does not include a bracket or muffler, confirm that the hose is securely routed and supported to avoid vibration or abrasion damage during operation.

Quality Assurance and Warranty

Four Seasons products are manufactured to meet industry standards for automotive HVAC components. The 65811 hose assembly undergoes quality checks to ensure material integrity and fitment accuracy for Toyota Highlander vehicles. Warranty details should be confirmed with the product documentation or supplier, as coverage may vary.