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Four Seasons 55172 A/C Refrigerant Discharge Hose
| Brand | Four Seasons 55172 |
|---|---|
| Bracket? | w/o Bracket |
| Component Type | Discharge Line |
| Description | Hose Assemblies |
| Fittings Included | Included |
| Friction Material Attachment | w/o Switch Port |
| Gasket Or Seal Included | Included |
| Muffler? | w/ Muffler |
| O-Ring A Number/Desc | [24661] / Green O-Ring |
| O.E. Replacement? | Yes |
| Refrigerant Type | R134a |
| Service Port? | w/ Service Port |
| Suction End Type | P-Nut Fitting |
| Switch Included? | Not Included |
| Product line | Hose Assembly |
| Fits | Toyota · 7 vehicles |
OE replacement. Direct-fit discharge line for straightforward installation.
Service port included. Built with fittings, seals, and a green O-ring.
Muffler included. Helps reduce refrigerant pulsation in the hose assembly.
Cross-references Dorman - HELP 55172, Global Parts Distributors LLC 4811940 and UAC HA11237C for the same application. See all 11.
Four Seasons 55172 A/C Discharge Hose
Four Seasons 55172 is an OE replacement A/C refrigerant discharge hose assembly for R134a systems. It is built as a discharge line with fittings included, a service port, and a muffler, making it a direct-fit service part for restoring refrigerant flow in the air conditioning system.
Fits 2001-2007 Toyota Highlander, N/A. This Four Seasons hose assembly is a practical choice when replacing a leaking or damaged A/C refrigerant discharge hose on a Toyota Highlander.
Key Features
- Part number 55172 from Four Seasons Hose Assembly line
- OE replacement discharge line for R134a refrigerant systems
- Hose assembly with fittings included
- Service port included; switch service port not included
- Includes muffler for the discharge line assembly
- Gasket or seal included
- Uses P-nut fitting at the suction end
- Includes two green O-rings, O-ring A number 24661
Product Details
Four Seasons 55172 is an A/C refrigerant discharge hose assembly engineered for the discharge side of the HVAC system. As an OE replacement part, it follows the original-style layout for the 2001-2007 Toyota Highlander application and supports R134a refrigerant service. The assembly includes the necessary hose components, fittings, service port, gasket or seal, muffler, and green O-rings to match the system connection points specified for this application. If you are searching for a Toyota Highlander A/C discharge hose, Toyota Highlander refrigerant discharge line, or Four Seasons 55172 hose assembly, this part is built for that repair path.
This part cross-references UAC HA11237C for the same application.
Common Repair Uses
- Replacing a leaking A/C discharge hose
- Restoring refrigerant transfer from the compressor discharge side
- Repairing damaged hose fittings or connection points
- Addressing A/C performance loss caused by refrigerant leakage
- Servicing a Toyota Highlander HVAC line with OE-style routing
Installation Notes
Verify the vehicle uses R134a refrigerant and confirm the hose routing before installation. Replace the sealing surfaces and O-rings during service, and inspect adjacent A/C components for contamination or wear before recharging the system. Confirm the service port and suction-end connection style match the original layout on the vehicle.
Quality Assurance
Four Seasons supplies OE replacement HVAC components for automotive air conditioning repairs. Part number 55172 is built to match the specified discharge line application for the 2001-2007 Toyota Highlander.
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2007 | Toyota | Highlander | 3.3L | V6 | GAS | N/A | Compatible with various vehicles A/C refrigerant discharge hose; Hose Assembly |
| 2006 | Toyota | Highlander | 3.3L | V6 | GAS | N/A | Compatible with various vehicles A/C refrigerant discharge hose; Hose Assembly |
| 2005 | Toyota | Highlander | 3.3L | V6 | — | N/A | Compatible with various vehicles A/C refrigerant discharge hose; Hose Assembly |
| 2004 | Toyota | Highlander | 3.3L | V6 | — | N/A | Compatible with various vehicles A/C refrigerant discharge hose; Hose Assembly |
| 2003 | Toyota | Highlander | 3.0L | V6 | — | N/A | Compatible with various vehicles A/C refrigerant discharge hose; Hose Assembly |
| 2002 | Toyota | Highlander | 3.0L | V6 | — | N/A | Compatible with various vehicles A/C refrigerant discharge hose; Hose Assembly |
| 2001 | Toyota | Highlander | 3.0L | V6 | — | N/A | Compatible with various vehicles A/C refrigerant discharge hose; Hose Assembly |
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