Four Seasons 2170NK A/C Compressor and Component Kit

Reliable A/C Compressor Kit for Mercedes-Benz Models

The Four Seasons Complete A/C Kit 2170NK is designed to restore efficient air conditioning performance in select Mercedes-Benz vehicles. This comprehensive kit includes a new compressor and essential components to ensure a complete system refresh.

• Includes new compressor (part 78356), filter drier (33704), and expansion valve (38814)
• Compressor oil included for proper lubrication
• Compatible with R134a refrigerant systems
• Block type expansion device with insert o-ring fittings
• Receiver drier with 3-inch diameter and 7-inch length
• Male insert o-ring inlet and outlet fittings sized at 0.375 inches (9.525 mm)
• Limited lifetime warranty for long-term reliability

Complete A/C Kit Line Overview

The Four Seasons Complete A/C Kit line provides all necessary components for a full air conditioning system replacement. This kit simplifies repairs by including a new compressor, filter drier, and expansion valve, all matched to work together. The 2170NK kit is tailored for Mercedes-Benz models, ensuring compatibility and streamlined installation.

Detailed Product Description

This A/C compressor kit is engineered for Mercedes-Benz E-Class models including E55 AMG, E280, E300, E320, E420, E430, and E500. The kit features a new compressor (part 78356) pre-filled with the correct compressor oil type, ensuring optimal lubrication and performance. The block type expansion device uses insert o-ring fittings on both inlet and outlet for secure sealing. The included receiver drier measures 3 inches in diameter and 7 inches in length, with male insert o-ring fittings sized at 0.375 inches (9.525 mm) for both inlet and outlet connections. Designed for R134a refrigerant systems, this kit addresses common A/C system failures by replacing critical components in one package.

Common Applications and Issues Addressed

• Restores cooling efficiency in Mercedes-Benz E-Class A/C systems
• Replaces worn or failing compressors causing inadequate cooling
• Eliminates leaks from faulty expansion valves or receiver driers
• Prevents compressor damage by supplying proper oil and components
• Solves system contamination issues by including a new filter drier

Installation Notes and Tips

• Ensure system is properly evacuated and flushed before installation
• Verify compatibility with vehicle refrigerant type R134a
• Use included compressor oil to maintain lubrication standards
• Check all o-ring seals for proper placement to prevent leaks
• Follow manufacturer torque specifications for fittings and mounting

Quality Assurance and Warranty

The Four Seasons Complete A/C Kit 2170NK comes with a limited lifetime warranty, reflecting the brand's commitment to quality and durability. Each component is manufactured to meet or exceed OEM specifications, providing reliable performance for Mercedes-Benz E55 AMG, E280, E300, E320, E420, E430, and E500 models.