HomeHVAC > Hoses and PipesFour Seasons 65637 A/C Refrigerant Liquid Hose
Part #: 65637

Four Seasons 65637 A/C Refrigerant Liquid Hose

Hose Assembly
⚙️ 6 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Hose Assembly
🚗Fitment: Honda, Civic
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Four Seasons Hose Assembly 65637

The Four Seasons Hose Assembly 65637 is designed specifically for Honda Civic models requiring a reliable A/C refrigerant liquid hose. Engineered with durable aluminum and rubber materials, this hose assembly supports high-pressure R134-a refrigerant systems, ensuring consistent performance in your vehicle's HVAC system.

  • Constructed from aluminum and rubber for durability and flexibility
  • Compatible with R134-a refrigerant type and high-pressure systems
  • Includes gasket, fittings, and O-rings for a complete installation
  • Features a female liquid line with P-nut fittings and a 16 mm R134-a quick disconnect service port
  • Equipped with a switch service port (M11x1.0 thread size) and orifice tube
  • OE replacement part designed for Honda Civic A/C systems

Four Seasons Hose Assembly Product Line Details

The Four Seasons Hose Assembly product line focuses on providing comprehensive hose solutions for automotive HVAC systems. This line includes assemblies that integrate essential components such as fittings, gaskets, and service ports to facilitate straightforward installation and maintenance. The 65637 hose assembly exemplifies this approach by combining high-quality materials and necessary hardware to meet OEM specifications for Honda Civic vehicles.

Detailed Product Description

This A/C refrigerant liquid hose assembly is tailored for the Honda Civic, featuring a female liquid line with P-nut fittings on both the liquid and suction ends. The assembly supports high-pressure R134-a refrigerant systems and includes a service port with a 16 mm quick disconnect for efficient servicing. The inclusion of a switch service port with an M11x1.0 thread size and two O-rings (part number 24607) ensures a secure and leak-free connection. The hose assembly comes without a bracket but includes all necessary fittings and a gasket, making it a direct OE replacement for your vehicle's HVAC system.

Common Applications and Issues Addressed

  • Replacement of worn or damaged A/C refrigerant liquid hoses in Honda Civic models
  • Resolution of refrigerant leaks due to faulty or degraded hose assemblies
  • Improvement of A/C system pressure integrity and refrigerant flow
  • Facilitation of maintenance with integrated service and switch ports
  • Restoration of OEM-level performance in the vehicle's HVAC liquid line

Installation Notes and Tips

  • Ensure compatibility with Honda Civic models before installation
  • Use the included gasket and O-rings to prevent leaks and maintain system pressure
  • Verify the correct orientation of the female liquid line and P-nut fittings
  • Check the service port and switch port connections for secure fitment
  • Follow manufacturer torque specifications for fittings and ports

Quality Assurance and Warranty

The Four Seasons Hose Assembly 65637 is manufactured to meet or exceed OEM standards for durability and performance. It includes all necessary components for a proper seal and fitment, reducing the risk of refrigerant leaks. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty covering defects in materials and workmanship. Consult product documentation or the manufacturer for exact warranty terms.

BrandFour Seasons
Part Number65637
PositionHose Assembly
Bracket?w/o Bracket
DescriptionHose Assemblies
Fittings IncludedIncluded
Friction Material Attachmentw/ Switch Port
Gasket Or Seal IncludedIncluded
Liquid Line GenderFemale
Liquid Line StyleP-Nut Fitting
MaterialAluminum / Rubber
O-Ring A Number/Desc[24607]
O.E. Replacement?Yes
Orifice Tube?w/ Orifice Tube
Refrigerant TypeR134-A
Service Port Size16 mm
Service Port TypeR134-A Quick Disconnect
Service Port?w/ Service Port
StyleLiquid Line Hose Assembly w/o Orifice Tube
Suction End TypeP-Nut Fitting
Svc Port High SideHigh Side
Swch Port Trd SizeM11x1.0
Switch Port SizeM11X1.0
System PressureHigh Pressure
TypeLiquid Line

This part fits 6 vehicles. Search below:

YearMakeModel# DoorsLitersCylindersPositionNotes
2011HondaCivic4 Door1.8LL4N/AFitment: Without Orifice Tube.; Hose Assembly
2010HondaCivic4 Door1.8LL4N/AFitment: Without Orifice Tube.; Hose Assembly
2009HondaCivic4 Door1.8LL4N/AFitment: Without Orifice Tube.; Hose Assembly
2008HondaCivic4 Door1.8LL4N/AFitment: Without Orifice Tube.; Hose Assembly
2007HondaCivic4 Door1.8LL4N/AFitment: Without Orifice Tube.; Hose Assembly
2006HondaCivic4 Door1.8LL4N/AFitment: Without Orifice Tube.; 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:

212044346464848128665706806563779114180113780341SNAA0180341SNAA02A83813HA111363C

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