Four Seasons A/C Suction and Liquid Line Hose Assembly 66819
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Four Seasons A/C Suction and Liquid Line Hose Assembly 66819
Four Seasons A/C Suction and Liquid Line Hose Assembly 66819 - view 2
Four Seasons A/C Suction and Liquid Line Hose Assembly 66819 - view 3
Four Seasons A/C Suction and Liquid Line Hose Assembly 66819 - view 4
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Four Seasons A/C Suction and Liquid Line Hose Assembly P/N:66819

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$114.99
MPN: 66819
Item Package Quantity: 1

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Four Seasons A/C Suction and Liquid Line Hose Assembly P/N:66819
Four Seasons A/C Suction and Liquid Line Hose Assembly P/N:66819
$114.99

Keep refrigerant moving through your Ford Explorer's air-conditioning system with the Four Seasons A/C Suction and Liquid Line Hose Assembly 66819. This combined suction-and-liquid line carries refrigerant between the major A/C components, and it installs as a direct-fit replacement for the 2013-2019 Ford Explorer with the V6-3.5L engine.

  • Double-wall barrier hose: compatible with R1234YF, R134A or R12; cataloged for R134A applications.
  • Construction: aluminum / rubber with crimp fitting connections.
  • Seals included: ships with gaskets, O-rings and seals to complete the job — O-Ring 24404 (Slim Line Sealing Washer), 24401 (Slim Line Sealing Washer) and 24069 (O-Ring and Sealing Washer Kit).
  • Fittings: P-Nut fitting on End 1 and a Male P-Nut on End 2, with the service port included; supplied without a bracket or muffler.

Built to an application-specific design so the routing and fittings match this Explorer. If a leaking or damaged suction/liquid line is behind weak or lost cooling, this assembly replaces it — diagnose the source of a refrigerant leak before servicing. Manufacturer part number 66819.

This part cross-references / interchanges with the following part numbers:

66819, DB5Z19A834D, EB5Z19A834B, YF37197, YF37987, 211730, HA113994C

Frequently Asked Questions

What does this hose assembly do?

It routes refrigerant between the major A/C components as a combined suction and liquid line, carrying low-pressure vapor and high-pressure liquid through the system.

Will it fit my vehicle?

It is a direct-fit replacement for the 2013-2019 Ford Explorer with the V6-3.5L engine (quantity 1). Confirm your vehicle in the Buyer's Guide tab.

What's included with the assembly?

It comes with gaskets, O-rings and seals (24404, 24401 and 24069), the fittings and a service port. It is supplied without a bracket or muffler.

Which refrigerant is it compatible with?

The double-wall barrier hose is compatible with R1234YF, R134A or R12 refrigerant, and this assembly is cataloged for R134A applications.

What are signs the A/C line may need replacing?

Refrigerant leaks, oily residue at the fittings or reduced cooling can point to a failed line. Diagnose the cause first; if this line is at fault, it replaces it.

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