Four Seasons 63186 A/C Refrigerant Suction Hose

Overview

Four Seasons 63186 is an A/C refrigerant suction hose assembly built for R134A systems. It combines aluminum and rubber construction with an included gasket or seal, a service port, and an integrated muffler for a direct replacement style repair.

Compatible with Nissan Sentra and Nissan Tsuru applications, this hose assembly is a fitment-based solution for suction line service. The Four Seasons 63186 part number is also referenced as 63186 for ordering and verification.

Key Features

• Aluminum / rubber construction for A/C refrigerant routing
• Designed for R134A refrigerant systems
• Gasket or seal included for service-ready installation
• Service port included; switch service port not included
• Built without a bracket and with an integrated muffler

Detailed Description

This Four Seasons hose assembly is intended for suction line replacement in mobile air conditioning systems that use R134A refrigerant. The aluminum and rubber construction balances routing flexibility with the durability needed for refrigerant service, while the included seal and service port support a complete repair approach. The 63186 part number identifies this hose assembly across ordering and fitment lookup.

Fits 2017-2019 Nissan Sentra, N/A. Fits 2017 Nissan Tsuru, N/A. For Nissan Sentra and Nissan Tsuru A/C service, 63186 provides a direct hose assembly replacement for the suction line application listed in the fitment data.

What It Is Used For

• Replacing a leaking or damaged A/C suction hose
• Restoring refrigerant flow in an R134A system
• Addressing seal-related refrigerant loss at the hose connection
• Servicing a suction line with an integrated service port
• Repairing a hose assembly that no longer holds pressure

Installation Notes and Tips

Verify the vehicle’s A/C system uses R134A refrigerant before installation. Match the existing suction line layout, service port style, and bracket configuration to the listed application. Confirm seal surfaces are clean and inspect mating components for wear before assembly.

Quality Assurance

Four Seasons states that its products are engineered and tested for years of trouble-free operation, backed by more than 50 years of mobile A/C experience. The 63186 hose assembly reflects that focus on serviceable HVAC components.