Four Seasons 10157SK A/C Compressor Replacement Service Kit

Four Seasons A/C Service Kit for R134a Systems

Four Seasons 10157SK is an A/C compressor replacement service kit for R134a systems. It brings together the core service components needed when replacing the compressor on select Toyota, Lexus, and Mitsubishi applications, including PAG 46 compressor oil and sealing components.

The Four Seasons A/C Installer Kits line is built around application-specific service parts for compressor replacement work. This kit includes a filter drier, expansion valve, compressor oil, O-ring/gasket pack, and cap and valve kit for a more complete A/C service repair.

Key Features

• Part number 10157SK
• For R134a refrigerant systems
• Includes PAG Oil / 46 compressor oil
• Includes filter drier and expansion valve
• Includes O-ring/gasket pack and cap and valve kit
• Block-type expansion device
• Receiver drier/accumulator with pad-mount inlet and outlet fittings
• Limited lifetime warranty

Product Details

This A/C compressor replacement service kit is intended for compressor-related HVAC service where the system needs matched replacement components and sealing parts. Four Seasons 10157SK is listed for 1990-1993 Toyota 4Runner, 1990-1993 Toyota Celica, 1991-1993 Toyota MR2, 1992-1993 Toyota Camry, 1992-1993 Lexus ES300, 1992-1993 Mitsubishi Montero, and 1993 Toyota Land Cruiser, with the Land Cruiser application noted through 5/93. This part cross-references Monroe Shocks & Struts (e.g., 550194, MUK10571) for the same application.

Four Seasons 10157SK is built around the service items commonly replaced during compressor work: the filter drier, expansion valve, compressor oil, and sealing components. It uses PAG Oil / 46 and is specified for R134a refrigerant systems. The receiver drier/accumulator measures 2.500 inches in diameter and 7.500 inches in length, with 0.500-inch pad-mount inlet and outlet fittings.

Common Repair Uses

• Replacing a failed A/C compressor and related service parts
• Restoring cooling performance after contamination in the refrigerant circuit
• Addressing leaks at O-rings, gaskets, or service connections
• Replacing a restricted or saturated filter drier
• Servicing an expansion valve that affects refrigerant flow

Installation Notes

Verify the vehicle application, refrigerant type, and system configuration before installation. Match the expansion device style, inlet and outlet connection types, and drier mounting style to the original setup. Replace sealing surfaces carefully, add the specified PAG 46 oil as required by the service procedure, and evacuate and recharge the system according to OEM specifications.

Quality Assurance

Four Seasons 10157SK is backed by a limited lifetime warranty.