Four Seasons 55629 A/C Refrigerant Suction Hose
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Four Seasons
 Hose Assembly

Four Seasons 55629 A/C Refrigerant Suction Hose

Brand Four Seasons 55629
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/ Muffler
O-Ring A Number/Desc [24682] / Green O-Ring
O.E. Replacement? Yes
Refrigerant Type R134-A
Service Port Qty 1
Service Port Size 13 mm
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 Lexus · 6 vehicles

OE replacement. Direct-fit hose assembly for a straightforward swap.

Aluminum / rubber construction. Balances durability with flexibility in the suction line.

Captured O-ring end. Helps create a secure, leak-resistant connection.

Cross-references Four Seasons 55629, UAC HA111569C and 200531 for the same application. See all 11.

$125.27Free shipping
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Not what you need? See all A/C Refrigerant Suction Hose options

Four Seasons 55629 A/C Suction Hose

Four Seasons 55629 is an OE replacement A/C refrigerant suction hose assembly for the low-pressure side of the air conditioning system. It is built with aluminum and rubber construction, includes the service port and fittings, and is listed for 2007-2012 Lexus ES350 applications.

This hose assembly is a direct-fit style replacement for Lexus ES350 A/C service needs, with a captured O-ring end, P-nut fitting, and muffler integrated into the line. The Four Seasons Hose Assembly line focuses on replacement HVAC hose and pipe components for vehicle-specific fitment.

  • Part number 55629 for OE replacement service
  • Compatible with 2007-2012 Lexus ES350
  • Low-pressure A/C refrigerant suction line
  • Aluminum / rubber construction
  • R134-A refrigerant type
  • Includes service port, fittings, gasket or seal, and green O-rings
  • Service port size: 13 mm, low-side location
  • Built without switch port and without bracket
  • Includes muffler in the hose assembly

Detailed Product Overview

Four Seasons 55629 is an A/C refrigerant suction hose assembly designed for the low side of the HVAC system. It uses a P-nut fitting on one end and a captured O-ring connection on the other, with aluminum and rubber materials selected for routing and vibration control in the engine bay. This part number 55629 is listed as an OE replacement and is specified for R134-A refrigerant systems.

For Lexus ES350 owners, this hose assembly provides a vehicle-specific replacement for the suction line used in 2007-2012 models. The included service port, fittings, gasket or seal, and muffler make it a complete line assembly for restoring proper A/C refrigerant flow on the low-pressure side.

This part cross-references UAC HA111569C for the same application.

Common Problems This Part Addresses

  • Refrigerant loss from a leaking suction hose
  • Cracked or deteriorated rubber sections in the A/C line
  • Damaged fittings or O-ring sealing surfaces
  • Low-side A/C service port wear or leakage
  • Reduced cooling performance caused by suction line failure

Installation Notes

Verify the vehicle’s refrigerant system uses R134-A before installation. Inspect mating surfaces, replace seals as needed, and confirm the low-side service port and hose routing match the original layout on the Lexus ES350. Evacuate and recharge the system according to factory service procedures after installation.

Quality Assurance

Four Seasons supplies replacement HVAC hose assemblies built to OE-style specifications for vehicle-specific service applications. Part number 55629 is cataloged as an OE replacement suction line for the listed Lexus ES350 fitment.

Related reading

This part fits 6 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2012LexusES350N/AA/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly
2011LexusES350N/AA/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly
2010LexusES350N/AA/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly
2009LexusES350N/AA/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly
2008LexusES350N/AA/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly
2007LexusES350N/AA/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly
Directly replaces or cross-references 11 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Four Seasons — 55629UAC — HA111569C200531785307802410111556298871233270A70415CWK785307HA111569T55629