Four Seasons 55580 A/C Refrigerant Discharge / Suction Hose Assembly

Four Seasons 55580 A/C Hose Assembly

The Four Seasons 55580 hose assembly is an OE replacement A/C refrigerant discharge and suction line for select Mercedes-Benz 190E models. Built with aluminum and rubber construction, it supports R134a refrigerant systems and includes the seals needed for a proper connection at the hose ends.

For Mercedes-Benz 190E owners searching for a replacement A/C hose assembly, Four Seasons 55580 provides the correct discharge and suction line layout with a manifold, muffler, bracket, and switch port provisions.

Key Features

• Brand: Four Seasons Hose Assembly
• Part number: 55580
• OE replacement A/C refrigerant discharge / suction hose assembly
• Aluminum / rubber construction for HVAC routing
• R134a refrigerant type
• Female O-ring discharge and suction end styles with UNF O-ring connections
• Manifold, muffler, bracket, and switch port provisions
• Gasket or seal included; O-rings included
• Fittings not included

Product Details

Four Seasons 55580 is a discharge and suction line assembly used in the vehicle air conditioning system to route refrigerant between major HVAC components. It is listed as an OE replacement and is built for Mercedes-Benz 190E applications that use R134a refrigerant service requirements. This hose assembly includes green O-rings, a muffler, a manifold, and a bracket, along with a switch port provision for system-specific connections. Cross-reference part numbers include Gates 51855 and T55580 for the same application.

Compatible With Mercedes-Benz 190E models: Fits 1984 Mercedes-Benz 190E, N/A; Fits 1985-1988 Mercedes-Benz 190E, N/A; Fits 1991-1993 Mercedes-Benz 190E, N/A. This Four Seasons 55580 hose assembly is also referenced for Mercedes-Benz 190E vehicles with OE number 102-130-51-57.

Common Repair Uses

• Replacing a leaking or damaged A/C refrigerant hose assembly
• Restoring refrigerant flow in the discharge and suction line circuit
• Addressing cracked rubber sections or corroded aluminum sections
• Repairing failed O-ring sealing points at the hose ends
• Correcting A/C system performance loss caused by hose restrictions or leaks

Installation Notes

Verify the vehicle’s refrigerant system configuration, hose routing, and OE number before installation. This assembly uses female O-ring discharge and suction ends, so the mating surfaces should be clean and properly lubricated with the correct refrigerant oil during assembly. Confirm the switch port and bracket locations match the original hose before final tightening. Fittings are not included.

Quality Assurance

Four Seasons supplies HVAC replacement parts for automotive air conditioning service, and this hose assembly is built as an OE replacement for the listed Mercedes-Benz 190E applications. Confirm fitment by year and OE reference before ordering.