Four Seasons 66970 A/C Suction and Liquid Line Hose Assembly

Four Seasons 66970 A/C Hose Assembly

The Four Seasons 66970 is an A/C suction and liquid line hose assembly built with aluminum and rubber construction for reliable refrigerant flow. It is a direct-fit HVAC hose assembly for the 2017-2019 Kia Sportage with R1234yf, and it includes an integrated hose assembly with IHX, service port, switch service port, gasket or seal, and fittings.

Key Features

• Part number 66970 from Four Seasons Hose Assembly line
• A/C suction and liquid line hose assembly with IHX
• Aluminum / rubber construction for HVAC routing
• End 1: P-nut fitting; End 2: flange
• Includes gasket or seal, service port, switch service port, and fittings
• Built for R134A and R1234YF refrigerant systems
• Designed without a bracket

Product Details

Four Seasons 66970 is engineered for mobile A/C service and replacement work where the suction and liquid line need to be restored with the correct hose routing and connection style. This hose assembly is listed for the 2017, 2018, and 2019 Kia Sportage and is specified for vehicles using R1234yf. The integrated muffler and IHX design support proper system operation, while the included service port and switch service port help maintain the original HVAC service configuration. Four Seasons 66970 is a practical OE-style replacement for Kia Sportage A/C line service.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Common Problems This Part Addresses

• Damaged or leaking A/C suction and liquid line hose assembly
• Cracked rubber sections or corroded aluminum line sections
• Loss of refrigerant pressure at hose connections
• Faulty service port or switch service port sealing
• Improper A/C line routing after HVAC repair

Installation Notes

Verify refrigerant type before installation; this hose assembly is listed for R1234yf and R134A systems. Confirm the P-nut fitting and flange connection points match the original layout on the vehicle before assembly. Replace the gasket or seal during installation and inspect adjacent A/C components for contamination, wear, or damage before recharging the system. Compatible with 2017-2019 Kia Sportage, this part should be installed by a qualified A/C technician using proper evacuation and recharge procedures.

Quality Assurance

Four Seasons states that its HVAC products are engineered and tested for long service life, backed by more than 50 years of mobile A/C experience. Part number 66970 is built to support dependable operation in the Kia Sportage A/C system.