OE Quality
60-Day Returns

Four Seasons 66143 A/C Refrigerant Discharge / Suction Hose Assembly
Overview of Four Seasons Hose Assembly 66143
The Four Seasons Hose Assembly 66143 is designed specifically for Jeep Cherokee models requiring reliable HVAC hose replacements. This A/C refrigerant discharge and suction hose assembly ensures proper refrigerant flow and system integrity for vehicles using R134a refrigerant.
- Constructed with durable aluminum and rubber materials
- Includes gaskets and O-rings for secure sealing
- Equipped with a male p-nut flange discharge end and p-nut suction end fittings
- Features a bracket for stable mounting
- Compatible with R134a refrigerant and includes a quick disconnect service port
- OE replacement part designed for Jeep Cherokee HVAC systems
Detailed Product Features and Specifications
This Four Seasons Hose Assembly 66143 combines aluminum and rubber components to provide a balance of flexibility and durability necessary for the A/C refrigerant discharge and suction lines. The assembly includes both gaskets and O-rings to ensure leak-free connections. It features a male p-nut fitting with a flange style on the discharge end and a p-nut fitting on the suction end, designed to match the original equipment specifications. The included bracket allows for secure installation within the Jeep Cherokee’s HVAC system. This hose assembly supports R134a refrigerant and comes with a quick disconnect service port, facilitating easier maintenance and service without the need for additional tools or parts.
About the Four Seasons Hose Assembly Product Line
The Four Seasons Hose Assembly line focuses on providing complete hose solutions for automotive HVAC systems. This product line emphasizes compatibility with original equipment specifications, ensuring that each hose assembly, including part number 66143, meets the performance and fitment requirements for specific vehicle models such as the Jeep Cherokee. The assemblies are engineered to maintain system efficiency and reliability under typical operating conditions.
Common Applications and Problem Solving
- Replacement of worn or leaking A/C refrigerant discharge and suction hoses
- Resolving refrigerant leaks caused by damaged or cracked hose materials
- Restoring proper refrigerant flow in Jeep Cherokee HVAC systems
- Addressing issues related to faulty or missing service ports for easier maintenance
- Eliminating vibrations or hose movement with the included mounting bracket
Installation Notes and Tips
When installing the Four Seasons Hose Assembly 66143, ensure all old gaskets and O-rings are removed and replaced with the included new seals to prevent leaks. The bracket should be securely fastened to avoid hose movement that could cause premature wear. Use the quick disconnect service port for efficient refrigerant system servicing. Verify compatibility with Jeep Cherokee models before installation to ensure proper fitment.
Quality Assurance and Warranty
Four Seasons provides this hose assembly as an OE replacement part, designed to meet or exceed original equipment standards. The inclusion of all necessary seals and fittings supports a reliable installation. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty covering defects in materials and workmanship. Consult product documentation or the manufacturer for exact warranty terms.
| Brand | Four Seasons |
| Part Number | 66143 |
| Position | Hose Assembly |
| Bracket? | w/ Bracket |
| Discharge End Style | Male P-Nut Fitting |
| Discharge End Type | Flange |
| Friction Material Attachment | w/o Switch Port |
| Gasket Or Seal Included | Included |
| Manifold Suc Style | Block |
| Manifold? | Yes |
| Material | Aluminum / Rubber |
| Muffler? | w/o Muffler |
| O-Rings Included? | Included |
| O.E. Replacement? | Yes |
| Refrigerant Type | R134a |
| Service Port Type | R134-A Quick Disconnect |
| Service Port? | w/ Service Port |
| Suction End Style | P-Nut Fitting |
| Suction End Type | P-Nut Fitting |
| Switch Included? | Not Included |
| Type | Discharge & Suction Line |
This part fits 5 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2018 | Jeep | Cherokee | 2.4L | L4 | N/A | w/ R134a; Hose Assembly |
| 2017 | Jeep | Cherokee | 2.4L | L4 | N/A | w/ R134a; Hose Assembly |
| 2016 | Jeep | Cherokee | 2.4L | L4 | N/A | w/ R134a; Hose Assembly |
| 2015 | Jeep | Cherokee | 2.4L | L4 | N/A | w/ R134a; Hose Assembly |
| 2014 | Jeep | Cherokee | 2.4L | L4 | N/A | w/ R134a; Hose Assembly |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.