Four Seasons 198309 A/C Compressor

Reliable A/C Compressor for Lexus GS350

The Four Seasons New Compressor 198309 is designed specifically for the Lexus GS350, providing efficient and dependable air conditioning performance. Engineered to work with R134a refrigerant, this A/C compressor ensures optimal cooling for your vehicle's HVAC system.

• Compatible with R134a refrigerant
• Designed for use with PAG 46 refrigerant oil
• Includes clutch assembly with a maximum diameter of 4.52 inches
• Features a 7-groove serpentine pulley for reliable belt engagement
• 12-volt coil with a single wire lead terminal
• Mounts using a 3 tangent point system, including one on the rear head
• Includes O-rings [24661] and [24681] for proper sealing
• New compressor type TSB19C from Nippondenso

About the Four Seasons New Compressor Line

The Four Seasons New Compressor product line offers brand-new, direct replacement compressors designed to meet or exceed OEM specifications. This line focuses on delivering reliable performance and compatibility with specific vehicle models, such as the Lexus GS350. The New Compressor 198309 is part of this line, ensuring a fresh, unused component engineered for long-term durability and efficient operation.

Detailed Product Description

This Four Seasons New Compressor 198309 is a Nippondenso-manufactured TSB19C type compressor tailored for the Lexus GS350. It operates on R134a refrigerant and is compatible with PAG 46 oil, although oil is not included. The compressor features a 7-groove serpentine pulley with a diameter of approximately 4.52 inches, matching the clutch diameter and pulley ridge and lip diameters for consistent belt alignment. The clutch assembly is included and has a maximum diameter of 4.52 inches, with a coil voltage of 12 volts and a single wire lead terminal for electrical connection. Mounting is secured via a 3 tangent point system, including one on the rear head, ensuring a stable fit. The compressor also comes with two O-rings ([24661] and [24681]) to maintain proper sealing and prevent leaks.

Common Issues Addressed by This Compressor

• Loss of A/C cooling performance due to compressor failure
• Clutch engagement problems causing intermittent A/C operation
• Refrigerant leaks from worn or damaged compressor seals
• Noise or vibration from a failing compressor pulley or clutch
• Incompatibility with R134a refrigerant systems requiring a direct replacement

Installation Notes and Tips

When installing the Four Seasons New Compressor 198309 on a Lexus GS350, ensure the system is evacuated and recharged with R134a refrigerant and PAG 46 oil as specified. The compressor does not include mounting hardware or oil, so these must be sourced separately. Verify the clutch coil voltage and terminal type match the vehicle’s wiring harness. Proper torque on mounting bolts and correct alignment of the serpentine belt on the 7-groove pulley are essential for optimal operation.

Quality Assurance and Warranty

This Four Seasons New Compressor is a brand-new component manufactured to meet OEM standards. It includes necessary O-rings for sealing and is designed for reliable, long-term service in the Lexus GS350. Warranty details are provided by Four Seasons and typically cover defects in materials and workmanship under normal use.