Four Seasons 3998R A/C Compressor Kit

Four Seasons PAC-Kit w/ Reman Compressor 3998R

Four Seasons 3998R is an A/C compressor kit for select Lexus applications that require a 7SBU16H compressor. This PAC-Kit w/ Reman Compressor is built for 1998-2004 Lexus GS300, 2001-2005 Lexus IS300, and 2005 Lexus GS300 models built to 1/05, giving you a direct-fit service solution for common HVAC compressor replacement jobs.

Key Features

• Four Seasons PAC-Kit w/ Reman Compressor for A/C compressor replacement
• Fits Lexus GS300 and Lexus IS300 applications with 7SBU16H compressor setup
• Application-specific coverage for 1998-2004 Lexus GS300, 2001-2005 Lexus IS300, and 2005 Lexus GS300 to 1/05
• Part number 3998R for accurate ordering and catalog matching
• Includes related service components referenced for the application: reman compressor, filter drier, expansion valve, flush, and oil

Product Details

Four Seasons 3998R is part of the PAC-Kit w/ Reman Compressor line, a service-focused product line for HVAC repairs that pairs the compressor application with related system service components. For Lexus GS300 and Lexus IS300 vehicles using the 7SBU16H compressor, this kit supports a more complete A/C repair process by matching the compressor application to the listed filter drier, expansion valve, flush, and oil references. Use part number 3998R when sourcing the correct compressor kit for these Lexus models.

Common Repair Uses

• Restoring A/C cooling after compressor failure
• Addressing noisy or seized compressor operation
• Replacing a compressor on Lexus GS300 or Lexus IS300 HVAC systems
• Correcting poor refrigerant circulation in a 7SBU16H compressor application
• Servicing an A/C system after contamination or internal wear

Installation Notes

Verify the vehicle’s compressor type before ordering. This kit is listed for 1998-2004 Lexus GS300, 2001-2005 Lexus IS300, and 2005 Lexus GS300 built to 1/05 with a 7SBU16H compressor. Confirm the model year, build date, and existing A/C configuration against the vehicle before installation. Proper system evacuation, flushing, and refrigerant service procedures should be followed during compressor replacement.

Quality Assurance

Four Seasons is a recognized aftermarket HVAC brand, and the PAC-Kit w/ Reman Compressor line is organized around application-specific A/C service parts for accurate fitment. Part number 3998R is cataloged for the listed Lexus applications to support correct part selection.