Four Seasons 55866 A/C Refrigerant Suction Hose - Rear

Rear A/C Suction Hose for Journey

Four Seasons 55866 is an OE replacement A/C refrigerant suction hose assembly for the rear HVAC circuit. It is built with aluminum and rubber construction and uses P-nut fittings at both ends for a direct-style connection on the low-pressure suction line.

Compatible with 2012-2020 Dodge Journey rear applications, this hose assembly is specified for R134a and R1234yf refrigerant systems. Four Seasons hose assemblies are organized as replacement components for service work where the original suction line needs to be restored to proper routing and sealing.

Key Features

• Four Seasons hose assembly, part number 55866
• Rear A/C suction line for low-pressure refrigerant flow
• Aluminum / rubber construction for the suction hose assembly
• P-nut fitting on both ends for OE-style connection points
• Works with R134a and R1234yf refrigerant systems
• Gasket or seal included; fittings included
• OE replacement design for 2012-2020 Dodge Journey rear HVAC service

Product Details

This Four Seasons 55866 suction hose assembly is built for the rear air conditioning system on the Dodge Journey and is used on the suction side of the refrigerant circuit. The assembly is a low-pressure suction line with aluminum and rubber construction, P-nut fittings at both ends, and included slimline washer O-rings for sealing at the connection points. It is supplied without a switch port, service port, bracket, muffler, or switch, matching the listed OE replacement configuration.

This part cross-references UAC HA113864C for the same application. If you are replacing a leaking or damaged rear suction line on a 2012-2020 Dodge Journey, Four Seasons 55866 provides the correct style of hose assembly for the rear underbody line connection.

Common Repair Uses

• Restores a leaking rear A/C suction line
• Replaces a damaged or corroded underbody hose assembly
• Addresses refrigerant loss at the rear HVAC suction circuit
• Corrects poor sealing at P-nut fitting connection points
• Supports service on R134a or R1234yf rear A/C systems

Installation Notes

Verify the vehicle’s rear HVAC routing and connection style before installation. Replace the sealing washers or O-rings at the fittings during service, and confirm that the line is positioned correctly to avoid contact with moving parts or heat sources. After installation, evacuate and recharge the system according to the vehicle service procedure and check for leaks at both ends of the hose assembly.

Quality Assurance

Four Seasons 55866 is an OE replacement hose assembly built to match the listed application and connection style for rear A/C service on the Dodge Journey. The part is specified for refrigerant-system repair work where proper fit, sealing, and low-pressure suction-line routing are required.