Four Seasons 78356 A/C Compressor

Overview of Four Seasons New Compressor 78356

The Four Seasons New Compressor 78356 is designed for reliable air conditioning performance in select Chrysler, Dodge, and Mercedes-Benz vehicles. Engineered to work with R134a refrigerant, this A/C compressor ensures efficient cooling and system compatibility for models like the Mercedes-Benz C36 AMG, E55 AMG, and Dodge Crossfire.

• Compatible with R134a refrigerant and Pag 46 oil
• Includes oil pre-filled for immediate installation
• Features a 6-groove serpentine pulley for optimal belt engagement
• Comes with clutch assembly included, 4.75-inch maximum diameter
• 12-volt coil with 1 wire lead terminal type (pin)
• Tangent mount type with precise mounting distance of 0.703 inches from clutch to flange
• O-ring type suction and discharge ports with included green O-rings
• Designed as a Nippondenso 7sb16c compressor type

Four Seasons New Compressor Product Line Details

The Four Seasons New Compressor line offers brand-new, direct replacement compressors engineered to meet or exceed original equipment specifications. This product line focuses on delivering reliable HVAC performance with components like pre-filled oil and included clutches to simplify installation. The 78356 model exemplifies this approach by providing a complete compressor solution compatible with various Mercedes-Benz and Chrysler vehicles.

Detailed Product Description

The Four Seasons New Compressor 78356 is a Nippondenso 7sb16c type compressor designed for vehicles using R134a refrigerant and Pag 46 oil. It comes pre-filled with oil, reducing installation time and ensuring proper lubrication from the start. The compressor features a 6-groove serpentine pulley with a 4.75-inch diameter, compatible with serpentine belt systems found in many Mercedes-Benz models such as the C43 AMG and ML500, as well as Chrysler and Dodge vehicles like the Crossfire. The clutch assembly is included, with a maximum diameter of 4.75 inches and a coil voltage of 12 volts, using a pin terminal type with a single wire lead for coil connection. Mounting is tangent style with a precise distance of 0.703 inches from clutch to mounting flange, ensuring proper fitment. Both suction and discharge ports use O-ring seals, with green O-rings included for a secure, leak-free connection.

Common Applications and Issues Addressed

• Replacement for failing or noisy A/C compressors in Mercedes-Benz C220, E320, and ML430 models
• Restores proper air conditioning function in Dodge Crossfire and Chrysler vehicles experiencing low cooling performance
• Solves clutch engagement problems with included clutch assembly
• Addresses refrigerant leaks by providing new O-ring seals for suction and discharge ports
• Eliminates compressor oil contamination issues with pre-filled Pag 46 oil

Installation Notes and Tips

• May require use of original equipment manifold for proper installation
• Mounting hardware is not included; reuse existing hardware or source separately
• Ensure compatibility with vehicle’s serpentine belt system and pulley groove count
• Verify coil voltage and terminal type before installation to match vehicle wiring
• Check O-ring condition and replace if necessary during installation

Quality Assurance and Warranty

The Four Seasons New Compressor 78356 is a brand-new replacement part manufactured to meet OEM standards. It includes pre-filled oil and clutch assembly to ensure reliable operation. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty covering defects in materials and workmanship. Always consult product documentation or supplier for exact warranty terms.