Four Seasons 158348 A/C Compressor

Reliable A/C Compressor for Lexus GS and IS Models

The Four Seasons New Compressor 158348 is designed to restore efficient air conditioning performance in select Lexus vehicles. Engineered for compatibility with R134a refrigerant, this A/C compressor meets the specific needs of Lexus GS300, GS350, IS250, and IS350 models.

• Compatible with R134a refrigerant and Pag 46 oil
• Includes clutch and oil for immediate installation
• Equipped with a 7-groove serpentine pulley
• Features a 12-volt coil with a 1-wire lead coil clock position
• Includes an RPM sensor switch and speed sensor for precise operation
• Tangent mount type with a mounting distance of 40.386 mm
• O-ring type suction and discharge ports with included green O-rings
• Designed as a Nippondenso 6sbu16c compressor type

Four Seasons New Compressor Product Line

The Four Seasons New Compressor line offers brand-new, direct replacement compressors designed to meet original equipment specifications. This product line focuses on delivering reliable HVAC performance with included components such as clutches and oil, reducing the need for additional parts during installation. The New Compressor 158348 is part of this line, ensuring compatibility and quality for Lexus vehicles requiring a Nippondenso style compressor.

Technical Details and Features

This Four Seasons A/C compressor (part number 158348) is oil-filled and compatible with Pag 46 refrigerant oil, ensuring proper lubrication and longevity. The clutch assembly is included, featuring a maximum diameter of 4.3125 inches and a pulley with 7 grooves designed for serpentine belts. The compressor operates on a 12-volt coil with a single wire lead, and it includes an RPM sensor switch for accurate clutch engagement. The mounting type is tangent mount with a precise distance from clutch to mounting flange of 1.59375 inches, facilitating a secure fit in Lexus GS and IS models. Both suction and discharge ports use O-ring seals, with green O-rings included for a proper seal and leak prevention.

Common Applications and Problem Resolution

• Restores A/C cooling performance in Lexus GS300, GS350, IS250, and IS350
• Replaces faulty or worn compressors causing insufficient cooling
• Addresses clutch failure or slipping issues in the A/C system
• Solves refrigerant leaks due to damaged seals or ports
• Eliminates compressor noise or irregular operation from internal wear

Installation Notes and Tips

Installation of the Four Seasons New Compressor 158348 requires attention to proper mounting and connection of the included clutch and sensors. The compressor is designed for tangent mount installation and uses serpentine belt drive with a 7-groove pulley. Ensure the use of compatible refrigerant oil (Pag 46) and R134a refrigerant during system recharge. Note that mounting hardware is not included, and the use of original equipment manifold may be necessary. Verify electrical connections for the pin-type terminal and RPM sensor switch for proper function.

Quality Assurance and Warranty

Four Seasons New Compressor 158348 is a new, direct replacement part manufactured to meet OEM standards for Lexus vehicles. The product includes oil and clutch assembly to support reliable operation. While mounting hardware is not included, the compressor is designed for straightforward installation with proper tools. Warranty coverage details should be confirmed with the point of purchase or manufacturer documentation to ensure protection against defects.