Four Seasons 55863 A/C Refrigerant Discharge / Suction Hose Assembly

Overview of Four Seasons Hose Assembly 55863

The Four Seasons Hose Assembly 55863 is designed for reliable performance in the HVAC systems of Chevrolet, GMC, and Oldsmobile vehicles. Specifically compatible with models like the Bravada, Jimmy, S10, S10 Blazer, and Sonoma, this A/C refrigerant discharge and suction hose assembly ensures proper refrigerant flow and system integrity.

• Constructed from durable aluminum and rubber materials
• Compatible with R134a refrigerant type
• Includes green o-rings [24608] and [24612] for secure sealing
• Features female o-ring fittings on both discharge and suction ends
• OE replacement part designed without service port, switch, bracket, or muffler
• Manifold included for system integration

Four Seasons Hose Assembly Product Line Details

The Hose Assembly product line by Four Seasons focuses on delivering precise HVAC hose and pipe components tailored for specific vehicle applications. This line emphasizes quality materials and exact fitment to maintain the efficiency and reliability of automotive air conditioning systems. The 55863 hose assembly is part of this line, providing a direct OE replacement solution for select Chevrolet, GMC, and Oldsmobile models.

Detailed Product Description

This A/C refrigerant discharge and suction hose assembly combines aluminum and rubber to withstand the pressures and temperatures typical in automotive HVAC systems. It is designed for use with R134a refrigerant, the standard for many modern vehicles. The assembly includes two green o-rings ([24608] and [24612]) to ensure leak-free connections at both the discharge and suction ends, which feature female UNF o-ring fittings. The part does not include fittings, brackets, mufflers, or service ports, aligning with original equipment specifications. The inclusion of a manifold supports proper system integration and refrigerant flow.

Common Applications and Issues Addressed

• Replacement of worn or leaking A/C refrigerant hoses in Chevrolet Bravada and GMC Jimmy
• Restoring proper refrigerant flow in Oldsmobile and GMC S10 Blazer HVAC systems
• Fixing refrigerant leaks caused by damaged or cracked hose assemblies
• Maintaining system pressure and preventing contamination in Chevrolet Sonoma A/C lines
• Ensuring compatibility with R134a refrigerant in older model vehicles

Installation Notes and Tips

• Verify compatibility with your specific vehicle make and model before installation
• Ensure all old refrigerant is properly evacuated from the system prior to hose replacement
• Use the included green o-rings to achieve a secure, leak-free seal at both ends
• Do not reuse old fittings or seals to prevent leaks
• Check for proper torque specifications on fittings to avoid damage

Quality Assurance and Warranty

The Four Seasons Hose Assembly 55863 is manufactured to meet or exceed original equipment standards for durability and fitment. It is an OE replacement part designed to maintain the integrity of your vehicle’s HVAC system. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty covering defects in materials and workmanship.