OE Quality
60-Day Returns

Four Seasons 56749 A/C Refrigerant Suction Hose
Overview of Four Seasons Hose Assembly 56749
The Four Seasons Hose Assembly 56749 is designed specifically for Honda Civic models requiring a reliable A/C refrigerant suction hose. Constructed with durable aluminum and rubber materials, this hose assembly ensures efficient refrigerant flow and system performance in low-pressure A/C systems using R134-a refrigerant.
- Material: Aluminum and rubber construction for durability and flexibility
- End 1 Type: P-nut fitting for secure connection
- End 2 Type: Male insert o-ring for leak-free sealing
- Refrigerant Type: Compatible with R134-a refrigerant
- Component Type: Suction line designed for low-pressure A/C systems
- Includes gasket and fittings for complete installation
- O-ring included: Black o-ring [24150] for proper sealing
- Service port included for maintenance access
- Compatible with Honda Civic models
Detailed Product Description
This Four Seasons Hose Assembly 56749 is part of the Hose Assembly product line, which focuses on delivering precise fit and reliable performance for HVAC hoses and pipes. The combination of aluminum and rubber materials provides resistance to corrosion and flexibility to withstand vibrations and temperature changes within the vehicle’s A/C system. The hose features a P-nut fitting on one end and a male insert o-ring on the other, ensuring a secure and leak-resistant connection to the A/C refrigerant suction system. Designed for use with R134-a refrigerant, this suction line operates under low system pressure and includes all necessary gaskets and fittings for a straightforward replacement.
Common Applications and Issues Addressed
- Replacement of worn or damaged A/C refrigerant suction hoses in Honda Civic vehicles
- Resolving refrigerant leaks caused by cracked or deteriorated hose materials
- Improving A/C system efficiency by restoring proper refrigerant flow
- Addressing low-pressure system failures related to faulty suction lines
- Facilitating maintenance with included service port for pressure checks
Installation Notes and Tips
When installing the Four Seasons Hose Assembly 56749, ensure the vehicle is compatible with this part number and refrigerant type R134-a. Use the included gasket and fittings to secure connections and prevent leaks. Avoid overtightening the P-nut fitting to maintain the integrity of the hose assembly. Since the hose does not include a bracket or muffler, verify existing mounting points and supports are intact before installation. The service port allows for easy system pressure monitoring during and after installation.
Quality Assurance and Warranty
Four Seasons provides this hose assembly as an original equipment replacement part, meeting or exceeding OEM specifications for Honda Civic A/C systems. 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. Refer to official Four Seasons documentation for exact warranty terms.
| Brand | Four Seasons |
| Part Number | 56749 |
| Position | Hose Assembly |
| Bracket? | w/o Bracket |
| Component Type | Suction Line |
| Description | Hose Assemblies |
| End 1 Type | P-Nut Fitting |
| End 2 Type | Male Insert O-Ring |
| Fittings Included | Included |
| Friction Material Attachment | w/o Switch Port |
| Gasket Or Seal Included | Included |
| Material | Aluminum / Rubber |
| Muffler? | w/o Muffler |
| O-Ring A Number/Desc | [24150] / Black O-Ring |
| O.E. Replacement? | Yes |
| Refrigerant Type | R134-A |
| Service Port? | w/ Service Port |
| Suction End Type | Male O-ring |
| Switch Included? | Not Included |
| System Pressure | Low Pressure |
This part fits 8 vehicles. Search below:
| Year | Make | Model | # Doors | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2015 | Honda | Civic | 4 Door | 2.4L | L4 | N/A | A/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly |
| 2015 | Honda | Civic | 2 Door | 2.4L | L4 | N/A | A/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly |
| 2014 | Honda | Civic | 4 Door | 2.4L | L4 | N/A | A/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly |
| 2014 | Honda | Civic | 2 Door | 2.4L | L4 | N/A | A/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly |
| 2013 | Honda | Civic | 4 Door | 2.4L | L4 | N/A | A/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly |
| 2013 | Honda | Civic | 2 Door | 2.4L | L4 | N/A | A/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly |
| 2012 | Honda | Civic | 4 Door | 2.4L | L4 | N/A | A/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly |
| 2012 | Honda | Civic | 2 Door | 2.4L | L4 | N/A | A/C Refrigerant Suction Hose fits multiple vehicle models.; 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.