Four Seasons 55630 A/C Refrigerant Suction Hose

Four Seasons 55630 A/C Suction Hose Accumulator

Four Seasons 55630 is an accumulator with hose assembly for R134a air conditioning systems. Built with an aluminum body and OE-style connection points, it serves the suction side of the HVAC circuit on confirmed Ford Thunderbird applications.

Compatible with 1987-1988 Ford Thunderbird suction line with accumulator applications, this Four Seasons Accumulator line part number 55630 is built to meet or exceed OEM requirements. It uses a female O-ring inlet, male springlock outlet, and includes switch ports for system-specific connections.

Key Features

• Brand: Four Seasons Accumulator
• Part number: 55630
• Refrigerant type: R134a
• Accumulator body length: 8.000 in. (203.200 mm)
• Accumulator body diameter: 3.500 in. (88.900 mm)
• Aluminum construction
• Female O-ring inlet and male springlock outlet
• Suction-side hose assembly
• Includes switch port provision with 2 switch ports
• Meets or exceeds OEM specifications

Product Details

This Four Seasons 55630 accumulator w/ hose assembly is built for the suction side of the A/C system, where refrigerant flow and moisture control are critical to stable cooling performance. The aluminum housing, R134a refrigerant compatibility, and OE-style inlet and outlet design support direct replacement on 1987-1988 Ford Thunderbird models listed for this application. Four Seasons 55630 is also referenced by cross-number 11155630 for the same application.

Common Issues This Part Addresses

• Damaged or leaking suction hose connections
• Cracked or corroded accumulator housing
• Improper refrigerant-side sealing at the inlet or outlet
• Faulty accumulator assembly on R134a A/C systems
• Loss of suction-side integrity in 1987-1988 Ford Thunderbird HVAC service

Installation Notes and Tips

Verify the inlet and outlet styles before installation: female O-ring inlet, male springlock outlet, and suction-side configuration. Inspect mating seals, O-rings, and connection surfaces for wear or contamination before assembly. Confirm the vehicle uses the listed R134a system layout and the correct switch-port arrangement before replacing the original part.

Quality Assurance

Four Seasons 55630 is manufactured to meet or exceed OEM specifications for the listed application. It is intended as a direct replacement accumulator hose assembly for confirmed Ford Thunderbird fitment.