Four Seasons 66105 A/C Refrigerant Discharge / Suction Hose Assembly

Four Seasons 66105 A/C Hose Assembly

The Four Seasons 66105 hose assembly is an OE replacement A/C refrigerant discharge and suction line built for R134a systems. It combines aluminum and rubber construction with springlock ends and an integrated manifold to support proper refrigerant routing in the HVAC system.

Compatible with 2002-2003 Ford Escort applications, this hose assembly is listed for the 2003 Ford Escort and for 2002 Ford Escort models built from 7/15/02. The Four Seasons Hose Assembly line focuses on direct-fit HVAC hose and pipe replacements for vehicle-specific service needs.

Key Features

• Part number 66105
• OE replacement A/C refrigerant discharge / suction hose assembly
• Aluminum / rubber construction
• Designed for R134a refrigerant systems
• Springlock discharge end and springlock suction end
• Block-style manifold with manifold included
• Gasket or seal included
• O-rings included
• Without switch port, bracket, service port, or muffler
• Direct replacement for Ford Escort HVAC service

Detailed Description

Four Seasons 66105 is a discharge and suction line assembly for the air conditioning system, built to replace the original hose routing on select Ford Escort models. The aluminum and rubber design helps match OE-style fitment and flexibility, while the springlock connections and block manifold support the factory-style refrigerant line layout. This part number 66105 is listed as an OE replacement and is intended for R134a-equipped systems.

This part cross-references Bosch 66105 for the same application.

Common Problems This Part Can Address

• Cracked or leaking A/C refrigerant hose
• Damaged springlock connection at the discharge or suction end
• Loss of refrigerant pressure from worn seals or O-rings
• Corrosion or deterioration in the original hose assembly
• Improper A/C line routing caused by a failed manifold hose

Installation Notes and Tips

Verify the vehicle uses R134a refrigerant and confirm the springlock/block manifold configuration before installation. Replace the included seals and O-rings during service, and inspect mating fittings for wear, corrosion, or contamination before connecting the new hose assembly. Evacuate and recharge the system according to factory A/C service procedures after installation.

Quality Assurance

Four Seasons supplies OE-style HVAC replacement parts for vehicle-specific A/C service, and this hose assembly is built as a direct replacement for the listed Ford Escort applications.