Four Seasons 63231 A/C Refrigerant Liquid Hose

Overview

Four Seasons 63231 is an A/C refrigerant liquid hose assembly built for BMW applications that require a liquid line hose without an orifice tube. It uses aluminum and rubber construction, includes the required seals, and is configured for R134A refrigerant service.

Fits 2014-2016 BMW X5, N/A. Fits 2017-2019 BMW X5, N/A. Fits 2017-2019 BMW X6, N/A. This part cross-references Continental 63231 for the same application.

Key Features

• Liquid line hose assembly for A/C refrigerant routing.
• Aluminum and rubber construction for a balance of rigidity and flexibility.
• Configured without an orifice tube.
• Includes gasket or seal components for service replacement.
• Includes a switch port with 3/8"-24 thread size.
• Built for R134A refrigerant systems.

Product Details

Four Seasons Hose Assembly 63231 is a direct-fit liquid line hose assembly for select BMW X5 and BMW X6 applications. The hose uses P-nut fittings on both ends, is supplied without a bracket, and is set up as a liquid line hose assembly without an orifice tube. The included switch port and seal details make it a practical replacement for service work on the A/C refrigerant circuit.

Four Seasons draws on more than 50 years of mobile A/C experience, and this hose assembly is engineered and tested for dependable operation in the refrigerant system. For buyers searching for a BMW X5 A/C liquid hose or BMW X6 refrigerant line replacement, part number 63231 provides the specified fitment and configuration.

Common Repair Uses

• Replacing a leaking or damaged A/C liquid hose.
• Restoring refrigerant flow in the liquid line.
• Addressing seal-related refrigerant loss at the hose connections.
• Correcting a failed switch-port-equipped hose assembly.
• Servicing a BMW X5 or BMW X6 A/C refrigerant line with the proper configuration.

Installation Notes

Verify the vehicle year, model, and hose configuration before installation. Confirm the system is set up for R134A refrigerant and that the replacement matches the no-orifice-tube design. Inspect mating surfaces and replace worn seals as needed during service. Part number 63231 should be matched to the listed BMW X5 and BMW X6 applications only.

Quality Assurance

Four Seasons states that its products are engineered and tested for years of trouble-free operation. The brand also notes more than 50 years of mobile A/C experience behind this hose assembly.