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Four Seasons 55337 A/C Refrigerant Suction Hose
| Brand | Four Seasons 55337 |
|---|---|
| Bracket? | w/o Bracket |
| Component Type | Suction Line |
| Description | Hose Assemblies |
| End 1 Type | P-Nut Fitting |
| End 2 Type | Captured 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 Qty | 1 |
| Service Port Size | 13 mm |
| 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 | BMW · 6 vehicles |
OE replacement. Direct-fit suction hose assembly for straightforward installation.
Aluminum / rubber construction. Balances strength and flexibility in the refrigerant line.
Service port included. Built with an R134-A quick disconnect port for easy servicing.
Cross-references Four Seasons 55337, UAC HA11319C and 200392 for the same application. See all 12.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
OE A/C Suction Hose for BMW Z4
Four Seasons 55337 is an OE replacement A/C refrigerant suction hose assembly built for low-pressure HVAC service. It uses aluminum and rubber construction with a P-nut fitting on one end and a captured O-ring connection on the other for a direct-style repair on the BMW Z4.
Compatible with 2003-2008 BMW Z4 applications, this suction line includes the service port and the required seals for the connection points. Four Seasons hose assembly 55337 is a practical choice when replacing a leaking or damaged low-side refrigerant line on the BMW Z4.
Key Features
- Part number: 55337
- Brand line: Hose Assembly
- Part type: A/C refrigerant suction hose
- Low-pressure suction line for R134-A systems
- Aluminum / rubber construction
- P-nut fitting and captured O-ring end design
- Service port included, 13 mm R134-A quick disconnect
- OE replacement design for direct-style service
- Fits 2003-2008 BMW Z4
Detailed Description
Four Seasons 55337 is an HVAC hose assembly for the suction side of the air conditioning system. It is built for R134-A refrigerant and low-side pressure service, with an aluminum and rubber hose layout that follows the original equipment style used on the BMW Z4. The assembly includes the service port, fittings, and gasket or seal components needed at the connection points, while omitting a switch port, bracket, muffler, and switch.
This part cross-references UAC HA11319C for the same application. If you are servicing a 2003-2008 BMW Z4 with a leaking suction hose, restricted refrigerant flow, or damaged hose fittings, Four Seasons 55337 provides the correct OE-style replacement path. The part number 55337 is also commonly searched as Four Seasons 55337 hose assembly or BMW Z4 A/C suction hose 55337.
Common Problems This Part Addresses
- Refrigerant loss from a cracked or worn suction hose
- Oil residue or seepage at the hose connection points
- Damaged low-side A/C line fittings
- Service port wear on the suction side of the HVAC system
- Poor A/C performance caused by a compromised refrigerant line
Installation Notes and Tips
Verify the vehicle is equipped for R134-A service before installation. Inspect the mating surfaces, replace any damaged seals, and confirm the P-nut and captured O-ring connections seat correctly before evacuating and recharging the system. After installation, check the BMW Z4 A/C system for leaks and confirm proper low-side pressure operation.
Quality Assurance
Four Seasons supplies OE replacement HVAC components, and this hose assembly is built to match the original application requirements for fit and function on 2003-2008 BMW Z4 models. Part number 55337 is engineered as a direct replacement suction line for the specified vehicle range.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2008 | BMW | Z4 | 3.2L | L6 | N/A | A/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly |
| 2007 | BMW | Z4 | 3.2L | L6 | N/A | A/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly |
| 2006 | BMW | Z4 | 3.2L | L6 | N/A | A/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly |
| 2005 | BMW | Z4 | — | — | N/A | A/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly |
| 2004 | BMW | Z4 | — | — | N/A | A/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly |
| 2003 | BMW | Z4 | — | — | N/A | A/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly |
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