Four Seasons 57446 A/C Compressor

Four Seasons 57446 Reman A/C Compressor

The Four Seasons Reman Compressor 57446 is a remanufactured A/C compressor for R134a systems that use PAG 46 oil. Built as a Nihon/Calsonic NVR140S unit, it includes the clutch and heat sensor configuration needed for proper compressor operation in the correct application.

Key Features

• Remanufactured Four Seasons A/C compressor, part number 57446
• Designed for R134a refrigerant systems
• Uses PAG 46 refrigerant oil
• 12-volt unit with heat switch and heat sensor
• Clutch included with 4-groove serpentine pulley
• Ear mount design with pad mount suction and discharge ports
• Spade terminal type and 1-wire lead coil clock position
• Oil filled and ready for the correct system setup

Product Details

Four Seasons 57446 is a remanufactured A/C compressor in the Reman Compressor line, built for vehicles that use the Nihon/Calsonic NVR140S compressor type. It features a 4.750-inch clutch diameter, 120.650 mm pulley diameter, and serpentine belt drive layout. The compressor uses pad mount suction and discharge ports, an ear mount configuration, and includes the clutch assembly and heat sensor components specified for the application. This part cross-references Dorman - HELP 34192 for the same application.

For shoppers searching for an A/C compressor for Honda Civic or similar import HVAC systems, Four Seasons 57446 is a direct-spec reman option that matches the required refrigerant, oil type, and mounting style. It is also referenced under part number 57446 in interchange listings, which helps when comparing replacement options for the same vehicle platform.

Common A/C Problems This Part Can Address

• Loss of cabin cooling from compressor wear or internal failure
• Noisy A/C operation caused by a failing compressor clutch or pulley assembly
• Refrigerant circulation issues in an R134a system
• Compressor seizure or reduced pumping performance
• HVAC output that no longer meets the vehicle’s cooling demand

Installation Notes

Verify the compressor type, pulley groove count, port style, and electrical connection before installation. This unit uses PAG 46 oil and R134a refrigerant, so the system should be serviced with the correct refrigerant and oil specification. Mounting hardware is not included. Replace the required O-rings during service and confirm the heat switch and clutch connections match the vehicle harness before evacuation and recharge.

Quality Assurance

Four Seasons remanufactured compressors are rebuilt to meet application-specific HVAC requirements and are identified by OE-style interchange references for the correct vehicle match. Confirm fitment by compressor type and system configuration before ordering. Fits 2006-2011 Honda Civic, front; fits 2006-2011 Honda Civic, rear.