Four Seasons 66165 A/C Refrigerant Discharge Hose - Front

Reliable A/C Refrigerant Discharge Hose for Dodge and Mercedes-Benz Sprinter

The Four Seasons Hose Assembly part number 66165 is designed specifically for high-pressure A/C systems in Dodge and Mercedes-Benz Sprinter models. Engineered with durable aluminum and rubber materials, this discharge hose ensures efficient refrigerant flow and system integrity.

Key Features of Four Seasons Hose Assembly 66165

• Constructed from aluminum and rubber for durability and flexibility
• Compatible with R134a refrigerant systems
• Includes necessary fittings and green O-rings ([24608] and [24649]) for secure sealing
• Designed as a high-pressure discharge line without a service port or muffler
• Equipped with a P-nut fitting on the suction end for proper connection
• OE replacement part ensuring direct fit and reliable performance
• Does not include a bracket or switch, simplifying installation

About the Four Seasons Hose Assembly Product Line

The Four Seasons Hose Assembly line focuses on providing complete hose solutions for automotive HVAC systems. This product line emphasizes compatibility and quality by including all necessary fittings and seals, such as O-rings, to ensure leak-free operation. The 66165 discharge hose assembly is part of this line, offering a direct OE replacement designed to meet the specific requirements of Dodge and Mercedes-Benz Sprinter vehicles.

Detailed Product Description

This A/C refrigerant discharge hose is engineered to handle high system pressures typical in modern air conditioning systems using R134a refrigerant. The combination of aluminum and rubber materials provides both strength and flexibility, reducing the risk of leaks or damage under thermal expansion and vibration. The included green O-rings and fittings ensure a tight seal, preventing refrigerant loss and maintaining system efficiency. Without a service port or muffler, this hose assembly is streamlined for direct replacement applications on Sprinter 2500, Sprinter 3500, and Sprinter 3500XD models.

Common Issues Addressed by This Discharge Hose

• Leaks in the A/C refrigerant discharge line causing reduced cooling performance
• Cracks or wear in original hoses due to age or exposure to heat
• Failure of seals or fittings leading to refrigerant loss
• Incompatibility with R134a refrigerant systems requiring proper material construction
• Need for a direct OE replacement hose assembly for Dodge and Mercedes-Benz Sprinter vehicles

Installation Notes and Tips

• Ensure system is fully depressurized before removal of the old hose
• Verify that all fittings and O-rings are properly seated to prevent leaks
• Use appropriate tools to tighten P-nut fittings without over-torquing
• Inspect surrounding components for wear or damage during installation
• Confirm compatibility with your specific Sprinter model and refrigerant type (R134a)

Quality Assurance and Warranty

Four Seasons Hose Assembly 66165 is manufactured to meet or exceed OE specifications for durability and performance. This part is an exact replacement designed to maintain the integrity of your vehicle’s HVAC system. While specific warranty details may vary, Four Seasons products typically come with a limited warranty covering defects in materials and workmanship.