Four Seasons 55057 A/C Refrigerant Suction Hose

Four Seasons 55057 A/C Suction Hose

Four Seasons 55057 is an OE replacement A/C refrigerant suction hose assembly for low-pressure HVAC service. It is built with aluminum and rubber construction and uses a P-nut fitting on one end with a female O-ring connection on the other for a direct-style refrigerant line repair.

Compatible with 2002-2006 Mazda MPV applications, this Four Seasons hose assembly is specified for R134-A systems and is intended for suction-line service on the low-pressure side. The Four Seasons Hose Assembly line focuses on replacement HVAC hoses and pipes that match the original connection style needed for proper A/C routing.

Key Features

• Part number 55057 A/C refrigerant suction hose assembly
• Aluminum / rubber construction for HVAC line service
• P-nut fitting and female O-ring end connections
• Designed for R134-A refrigerant systems
• Low-pressure suction line component
• Gasket or seal included
• Fittings included
• OE replacement part
• Fits 2002-2006 Mazda MPV, N/A

Detailed Description

Four Seasons 55057 is an A/C refrigerant suction hose assembly used in the low-pressure side of the HVAC system. The aluminum and rubber construction supports the routing and flexibility needed in refrigerant plumbing, while the female O-ring suction end and P-nut fitting help match the original connection points used on the vehicle. This part is specified for R134-A refrigerant and is an OE replacement for Mazda MPV models from 2002 through 2006.

This part cross-references Global Parts Distributors LLC 4812212 for the same application.

What It Helps Fix

• Refrigerant loss from a worn or leaking suction hose
• Cracked, hardened, or damaged HVAC hose material
• Improper A/C suction-side line connection at the fittings
• Low-pressure refrigerant line service issues on the Mazda MPV
• Restoration of proper A/C refrigerant flow in R134-A systems

Installation Notes and Tips

Verify the vehicle uses the listed suction-line connection style before installation. Replace any disturbed O-rings and seals during service, and confirm the system is evacuated, leak-checked, and recharged to the correct R134-A specification after installation. This hose assembly is listed without a switch port, bracket, muffler, or service port.

Quality Assurance

Four Seasons markets this part as an OE replacement hose assembly for HVAC repair work. Part number 55057 is built to match the application-specific suction line requirements for 2002-2006 Mazda MPV models.