HomeHVAC > Hoses and PipesFour Seasons 66180 A/C Refrigerant Suction Hose
Part #: 66180

Four Seasons 66180 A/C Refrigerant Suction Hose

Hose Assembly
10 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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OE Direct Replacement — Bolt-on fit, no modifications needed
Hose Assembly
Fitment: Ram and Dodge, 1500, 2500, Ram 1500, and Ram 2500
Easy Returns — Return within 60 days for a full refund
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Reliable A/C Refrigerant Suction Hose for Dodge Ram Trucks

The Four Seasons Hose Assembly 66180 is designed specifically for Dodge Ram 1500 and Ram 2500 models. This A/C refrigerant suction hose ensures proper low-pressure refrigerant flow within your vehicle's HVAC system, maintaining optimal air conditioning performance.

Key Features of Four Seasons Hose Assembly 66180

  • Constructed from durable aluminum and rubber materials for long-lasting use
  • Equipped with a P-nut fitting on one end and a flange suction end for secure connections
  • Compatible with R134a refrigerant systems, designed for low-pressure operation
  • Includes necessary fittings, black O-ring [24150], and gasket [24344] for a complete installation
  • Features a 13 mm service port on the low-pressure side without a switch or muffler
  • OE replacement part ensuring proper fit and function for Dodge Ram 1500 and 2500

Detailed Description of the Hose Assembly Product Line

The Four Seasons Hose Assembly product line focuses on providing reliable and precise HVAC hose and pipe solutions. This line includes assemblies engineered to meet OEM specifications, ensuring compatibility and performance in vehicle air conditioning systems. The 66180 suction hose assembly is part of this line, offering a direct replacement for factory components in Dodge Ram trucks, helping maintain system integrity and refrigerant flow.

Product Application and Common Issues Addressed

  • Replacement of worn or leaking A/C refrigerant suction hoses in Dodge Ram 1500 and 2500
  • Restores proper refrigerant flow to prevent low cooling performance
  • Eliminates refrigerant leaks caused by damaged fittings or seals
  • Addresses issues related to low-pressure side A/C system failures
  • Ensures secure connections with included fittings and seals to avoid system contamination

Installation Notes and Tips

When installing the Four Seasons Hose Assembly 66180, ensure the vehicle is compatible with R134a refrigerant systems. Use the included black O-ring and gasket to create airtight seals at connection points. The P-nut fitting and flange suction end should be tightened to manufacturer torque specifications to prevent leaks. Note that this assembly does not include a switch or muffler, so verify system requirements before installation.

Quality Assurance and Warranty Information

Four Seasons provides this hose assembly as an OE replacement part, meeting original equipment standards for fit and function. The product includes all necessary fittings and seals to ensure 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.

BrandFour Seasons
Part Number66180
PositionHose Assembly
Bracket?w/o Bracket
Component TypeSuction Line
DescriptionHose Assemblies
End 1 TypeP-Nut Fitting
Fittings IncludedIncluded
Friction Material Attachmentw/o Switch Port
Gasket Or Seal IncludedIncluded
MaterialAluminum / Rubber
Muffler?w/o Muffler
O-Ring A Number/Desc[24150] / Black O-Ring
O-Ring B Number/Desc[24344] / Gasket
O.E. Replacement?Yes
Refrigerant TypeR134a
Service Port Qty1
Service Port Size13 mm
Service Port?w/ Service Port
Suction End TypeFlange
Sve Port Low SideLow Side
Switch Included?Not Included
System PressureLow Pressure

This part fits 10 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersPositionNotes
2011Ram1500SLT4.7LV8N/AA/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly
2011Ram1500SXT4.7LV8N/AA/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly
2011Ram1500ST4.7LV8N/AA/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly
2011Ram1500Big Horn4.7LV8N/AA/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly
2011Ram1500Outdoorsman4.7LV8N/AA/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly
2011Ram2500ST4.7LV8N/AA/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly
2010DodgeRam 15004.7LV8N/AA/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly
2010DodgeRam 25004.7LV8N/ASuction Line; Hose Assembly
2009DodgeRam 15004.7LV8N/AA/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly
2009DodgeRam 25004.7LV8N/AA/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:

2110783047873462033481259655056863AA55056863AB55056863AC55056863AD66180785646A82679HA111664C

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.