Four Seasons 198361 A/C Compressor

Reliable A/C Compressor for BMW Models

The Four Seasons New Compressor 198361 is designed to restore efficient air conditioning performance in select BMW vehicles. Engineered for compatibility with R134a refrigerant, this A/C compressor ensures proper cooling and system reliability for models including the 335i, 435i, 535i, and more.

• Compatible with R134a refrigerant and Pag 46 oil
• Includes oil pre-filled for immediate installation
• Features an 8-groove serpentine pulley for optimal belt engagement
• Equipped with a 12-volt coil and pin-type terminal
• Includes clutch assembly with a maximum diameter of 4.3125 inches
• Mounting type: 3 tangent points, one on rear head
• Discharge and suction ports sealed with O-ring fittings
• Designed for Nippondenso 7sbu17c compressor type

Four Seasons New Compressor Product Line

The Four Seasons New Compressor line offers brand-new, direct replacement compressors engineered to meet or exceed OEM specifications. This product line focuses on delivering reliable performance and durability, making it suitable for professional repairs and maintenance. The 198361 model is part of this line, providing a fresh compressor unit with included clutch and oil, designed specifically for BMW applications.

Detailed Product Description

This Four Seasons A/C compressor (part number 198361) is a new, fully assembled unit compatible with a range of BMW vehicles such as the 335i, 435i, 535i, 640i, 740i, M2, M3, M4, M5, and X series models. It uses R134a refrigerant and is pre-filled with Pag 46 oil to ensure proper lubrication and immediate operation upon installation. The compressor features an 8-groove serpentine pulley with a diameter of approximately 4.31 inches, designed to match factory belt systems. The clutch assembly is included and has a maximum diameter of 4.3125 inches, with a coil voltage rating of 12 volts and a pin-type terminal for electrical connection. Mounting is via three tangent points, including one on the rear head, ensuring secure fitment. Both discharge and suction ports utilize O-ring seals for leak prevention, with green O-rings included for proper sealing. The coil clock position is set with a single wire lead for straightforward wiring integration.

Common Applications and Issues Addressed

• Replacement for failed or leaking A/C compressors in BMW 335i, 435i, 535i, and other compatible models
• Restores proper refrigerant compression and circulation in R134a systems
• Eliminates clutch engagement problems due to worn or damaged clutch assemblies
• Resolves noise or pulley belt slippage caused by worn pulleys or grooves
• Addresses oil contamination or depletion issues by providing a pre-filled compressor unit

Installation Notes and Tips

Installation of the Four Seasons New Compressor 198361 requires attention to proper mounting and sealing. Note that mounting hardware is not included and must be sourced separately. The unit may require the use of the original equipment manifold for proper connection. Ensure that the system is evacuated and recharged with R134a refrigerant and compatible Pag 46 oil as specified. Verify electrical connections to the pin-type terminal and confirm clutch coil voltage compatibility. Proper belt alignment on the 8-groove serpentine pulley is essential to avoid premature wear.

Quality Assurance and Warranty

Four Seasons New Compressor units are manufactured to meet OEM standards for fit, form, and function. The 198361 compressor is a new product, not remanufactured, ensuring reliable performance. While specific warranty details are not provided here, Four Seasons typically offers coverage against defects in materials and workmanship. Buyers should consult product documentation or the manufacturer for exact warranty terms.