Four Seasons 55327 A/C Refrigerant Suction Hose - Rear

OE A/C Suction Hose Assembly

Four Seasons 55327 is an OE replacement A/C refrigerant suction hose assembly for low-pressure HVAC service. Built with aluminum and rubber construction, it is made for R134-A systems and includes the required seals and fittings for the application.

Compatible with rear A/C suction line service on Ford F-250, Ford F-350, and Ford F-250 HD applications, this hose assembly supports dealer air and pre-charged system configurations listed below. Four Seasons Hose Assembly 55327 is a direct-fit replacement for the specified Ford truck applications.

Key Features

• Part number: 55327
• Brand line: Hose Assembly
• A/C refrigerant suction hose assembly for low-pressure systems
• Aluminum / rubber construction
• Female O-ring suction end and UNF O-ring connection
• R134-A refrigerant type
• OE replacement design
• Gasket or seal included
• Fittings included
• Green O-rings included for sealing surfaces
• Service port, switch port, bracket, and muffler not included

Product Details

This Four Seasons hose assembly is built as a suction line for the A/C system, carrying low-pressure refrigerant vapor between components. The aluminum and rubber construction balances routing flexibility with the durability needed in engine-bay HVAC service. Four Seasons 55327 is specified for R134-A refrigerant systems and uses female O-ring and UNF O-ring end connections for OE-style fitment.

This part cross-references Pioneer Automotive Industries 607289 for the same application. It is listed for 1997 Ford F-250 HD rear suction line service, 1993-1997 Ford F-350 rear suction line service, 1993-1996 Ford F-250 rear suction line service, and 1988 Ford F-150, F-200, F-250, and F-350 suction line applications with a manual shut-off valve at the compressor.

Common Repair Uses

• Replacing a leaking or damaged A/C suction hose
• Restoring low-pressure refrigerant flow in the HVAC system
• Correcting O-ring seal leaks at hose connections
• Repairing rear A/C suction line issues on Ford trucks
• Addressing cracked, worn, or corroded hose assembly components

Installation Notes

Verify the vehicle’s refrigerant system, end connections, and routing before installation. Replace the sealing surfaces as needed, lubricate O-rings with the correct refrigerant oil, and evacuate and recharge the system according to service specifications after installation. Confirm that the application matches the listed rear or N/A position and the notes for dealer air or pre-charged system configurations.

Quality Assurance

Four Seasons 55327 is an OE replacement hose assembly built to match the listed Ford truck applications and HVAC connection style. The part is supplied with the specified seals and fittings for the application.