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Four Seasons 55019 A/C Refrigerant Suction Hose
| Brand | Four Seasons 55019 |
|---|---|
| Bracket? | w/o Bracket |
| Component Type | Suction Line |
| Description | Hose Assemblies |
| End 1 Type | P-Nut Fitting |
| End 2 Type | Male P-Nut Fitting |
| 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 | [24682] / Green O-Ring |
| O-Ring B Number/Desc | [24083] / Green O-Ring |
| O.E. Replacement? | Yes |
| Refrigerant Type | R134-A |
| Service Port Type | R134-A Quick Disconnect |
| Service Port? | w/ Service Port |
| Suction End Type | P-Nut Fitting |
| Sve Port Low Side | Low Side |
| Switch Included? | Not Included |
| System Pressure | Low Pressure |
| Product line | Hose Assembly |
| Fits | Mazda · 3 vehicles |
OE replacement. Built as a direct-fit suction line for straightforward installation.
Aluminum / rubber construction. Combines strength and flexibility for dependable refrigerant flow.
Service port included. Features an R134-A quick disconnect service port for easier servicing.
Cross-references Four Seasons 55019, UAC HA111886C and 200117 for the same application. See all 10.
OE A/C Suction Hose for Mazda 6
Four Seasons 55019 is an OE replacement A/C refrigerant suction hose assembly for the low-pressure side of the air conditioning system. It uses aluminum and rubber construction with R134-A refrigerant compatibility, plus a built-in R134-A quick disconnect service port for service access.
Compatible with 2006-2008 Mazda 6 applications, this Four Seasons hose assembly is built for direct replacement use where the original suction line has leaked, cracked, or lost sealing integrity. Four Seasons 55019 is also referenced by part number 55019 for easy catalog matching.
Key Features
- Part type: A/C refrigerant suction hose assembly
- Brand line: Four Seasons Hose Assembly
- Material: aluminum / rubber
- Refrigerant type: R134-A
- Low-pressure suction line construction
- End 1: P-nut fitting
- End 2: male P-nut fitting
- Service port: included, R134-A quick disconnect
- Gasket or seal: included
- Fittings included: included
- OE replacement design
Product Details
Four Seasons 55019 is an HVAC hose assembly for the suction side of the A/C system, where refrigerant returns to the compressor under low pressure. The aluminum/rubber construction helps match factory routing and connection style, while the included green O-rings and seals support proper sealing at the connection points. This part is listed as a suction line with no bracket, no muffler, and no switch port.
This part cross-references UAC HA111886C for the same application. If you are servicing a Mazda 6 A/C refrigerant suction hose issue, Four Seasons 55019 provides a direct OE-style replacement path for 2006-2008 Mazda 6 models.
Common Issues This Part Can Address
- Refrigerant loss from a cracked or leaking suction hose
- Damaged or worn hose connections at the P-nut fittings
- Service port leakage on the low-side A/C line
- Reduced A/C performance caused by suction-side pressure loss
- Failed sealing surfaces at the hose assembly connections
Installation Notes and Tips
Verify the vehicle uses R134-A refrigerant and compare the original hose routing, fitting style, and service port layout before installation. Replace the line only after the system has been properly recovered, evacuated, and leak-checked, and confirm all sealing surfaces are clean before tightening the connections. For 2006-2008 Mazda 6 service work, match the original suction line configuration to ensure correct fitment.
Quality Assurance
Four Seasons is an established HVAC parts brand known for OE replacement hose assemblies and service components. Part number 55019 is built to OE replacement specifications for the listed Mazda 6 applications.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2008 | Mazda | 6 | 3.0L | V6 | N/A | A/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly |
| 2007 | Mazda | 6 | 3.0L | V6 | N/A | A/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly |
| 2006 | Mazda | 6 | 3.0L | V6 | N/A | A/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly |
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