Four Seasons 55483 A/C Refrigerant Discharge / Suction Hose Assembly

OE A/C Hose Assembly for Astro and Safari

Four Seasons 55483 is an OE replacement A/C refrigerant discharge and suction hose assembly for select Chevrolet Astro and GMC Safari vans. It is built with aluminum and rubber construction for the refrigerant line routing used in these applications, and it includes the required O-rings and gasket/seal components.

Compatible with 1987-1989 Chevrolet Astro and 1987-1989 GMC Safari models without rear roof A/C, this hose assembly is specified for R134a refrigerant service and uses female UNF O-ring connections at both ends.

Key Features

• Four Seasons Hose Assembly, part number 55483
• OE replacement discharge and suction line
• Aluminum / rubber construction
• Designed for R134a refrigerant systems
• Female O-ring ends with UNF O-ring style connections
• Manifold design with muffler
• Gasket/seal included
• O-rings included with green O-ring seals
• No service port, switch port, or bracket
• Fittings not included

Product Details

Four Seasons 55483 is a hose assembly from the Four Seasons Hose Assembly line, built as an OE-style replacement for the A/C refrigerant discharge and suction circuit. The aluminum and rubber construction supports the routing and connection points used in the original system layout, while the manifold and muffler features match the configuration called for in these vehicles. This part cross-references UAC HA111937C for the same application.

Fits 1987-1989 Chevrolet Astro, N/A, w/o Rear Roof AC; Hose Assembly. Fits 1987-1989 GMC Safari, N/A, w/o Rear Roof AC; Hose Assembly. The part number 55483 is also referenced in interchange listings for related aftermarket and OE replacement catalogs.

Common A/C Line Issues This Part Addresses

• Cracked or leaking refrigerant hose sections
• Damaged O-ring sealing surfaces at the hose ends
• Loss of A/C performance from refrigerant leakage
• Corrosion or wear in the original discharge/suction line assembly
• Improper sealing at the manifold connection points

Installation Notes and Tips

Verify the vehicle is a 1987-1989 Chevrolet Astro or GMC Safari without rear roof A/C before ordering. Confirm the hose end style, manifold layout, and R134a system requirements match the original configuration. Replace the included O-rings and gasket/seal during installation, and inspect mating surfaces for wear, corrosion, or debris before tightening the connections.

Quality Assurance

Four Seasons 55483 is an OE replacement hose assembly built for the specified vehicle applications and refrigerant type. It is supplied with the sealing components identified in the product data for proper system assembly.