HomeHVAC > Hoses and PipesFour Seasons 65724 A/C Refrigerant Liquid Hose
Part #: 65724

Four Seasons 65724 A/C Refrigerant Liquid Hose

Hose Assembly
⚙️ 83 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Hose Assembly
🚗Fitment: Audi and Volkswagen, A3, A3 Quattro, A3 Sportback e-tron, Arteon, Golf, Golf Alltrack, Golf R, Golf SportWagen, GTI, Jetta, S3, Taos, TT, TT Quattro, and TTS Quattro
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Overview of Four Seasons Hose Assembly 65724

The Four Seasons Hose Assembly 65724 is designed for reliable performance in automotive HVAC systems. This liquid line hose assembly is compatible with select Audi and Volkswagen models, ensuring proper refrigerant flow and system efficiency.

  • Constructed from durable aluminum and rubber materials
  • Equipped with a P-nut fitting on one end for secure connections
  • Compatible with R134a refrigerant type
  • Includes gasket, fittings, service port, and switch port
  • Features an orifice tube for precise refrigerant metering
  • Designed without a mounting bracket for flexible installation

Four Seasons Hose Assembly Product Line Details

The Hose Assembly line by Four Seasons focuses on delivering complete hose solutions for automotive HVAC systems. This product line includes assemblies that integrate essential components such as fittings, gaskets, and service ports to streamline replacement and maintenance. The 65724 hose assembly exemplifies this approach by combining durable materials and integrated features tailored for specific vehicle applications.

Product Description and Features

The Four Seasons 65724 A/C Refrigerant Liquid Hose is engineered to maintain optimal refrigerant flow in the air conditioning system. Its aluminum and rubber construction provides resistance to corrosion and flexibility under varying temperature conditions. The inclusion of a P-nut fitting ensures a secure and leak-resistant connection, while the integrated orifice tube regulates refrigerant flow for efficient cooling. This hose assembly supports R134a refrigerant, the standard for many modern vehicles. Additionally, the service and switch ports facilitate system diagnostics and maintenance without disassembly.

Compatible Vehicles and Applications

  • Compatible with Audi models: A3, A3 Quattro, A3 Sportback e-tron, S3, TT, TT Quattro, TTS Quattro
  • Compatible with Volkswagen models: Arteon, Golf, Golf Alltrack, Golf R, Golf SportWagen, GTI, Jetta, Taos
  • Designed for use as a liquid line hose assembly in HVAC systems
  • Ideal for replacing worn or damaged refrigerant liquid hoses in specified vehicles

Installation Notes and Tips

When installing the Four Seasons 65724 hose assembly, ensure the system is fully depressurized and evacuated before removal of the old hose. The included gasket and fittings should be inspected for proper seating to prevent leaks. Since this assembly does not include a mounting bracket, verify secure routing and support using existing vehicle brackets or clamps. The service and switch ports allow for convenient system charging and pressure monitoring during installation and maintenance.

Quality Assurance and Warranty

Four Seasons products are manufactured to meet or exceed OEM specifications for durability and performance. The 65724 hose assembly undergoes rigorous quality control to ensure leak-free operation and long service life. Please refer to Four Seasons' official warranty documentation for specific coverage details.

BrandFour Seasons
Part Number65724
PositionHose Assembly
MaterialAluminum / rubber
End 1 TypeP-nut fitting
Refrigerant TypeR134a
Gasket Or Seal IncludedIncluded
Fittings IncludedIncluded
Bracket?W/o bracket
DescriptionHose assemblies
Orifice Tube?W/ orifice tube
Service Port IncludedYes
StyleLiquid line hose assembly w/o orifice tube
Switch Port IncludedYes
TypeLiquid line

This part fits 83 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2025VolkswagenGolf RN/Aw/ R134a; Hose Assembly
2024VolkswagenGolf RN/Aw/ R134a; Hose Assembly
2024VolkswagenJettaN/Aw/ R134a; Hose Assembly
2023AudiTT QuattroN/Aw/ R134a; Hose Assembly
2023AudiTTS QuattroN/Aw/ R134a; Hose Assembly
2023VolkswagenGolf RN/Aw/ R134a; Hose Assembly
2023VolkswagenJettaN/Aw/ R134a; Hose Assembly
2023VolkswagenTaosN/Aw/ R134a; Hose Assembly
2022AudiA3N/Aw/ R134a; Hose Assembly
2022AudiA3 QuattroN/Aw/ R134a; Hose Assembly
2022AudiS3N/Aw/ R134a; Hose Assembly
2022AudiTT QuattroN/Aw/ R134a; Hose Assembly
2022AudiTTS QuattroN/Aw/ R134a; Hose Assembly
2022VolkswagenGolf RN/Aw/ R134a; Hose Assembly
2022VolkswagenJettaN/Aw/ R134a; Hose Assembly
2022VolkswagenTaosN/Aw/ R134a; Hose Assembly
2021AudiTT QuattroN/Aw/ R134a; Hose Assembly
2021AudiTTS QuattroN/Aw/ R134a; Hose Assembly
2021VolkswagenArteonN/Aw/ R134a; Hose Assembly
2021VolkswagenGolfN/Aw/ R134a; Hose Assembly
2021VolkswagenGTIN/Aw/ R134a; Hose Assembly
2021VolkswagenJettaN/Aw/ R134a; Hose Assembly
2020AudiA3N/Aw/ R134a; Hose Assembly
2020AudiA3 QuattroN/Aw/ R134a; Hose Assembly
2020AudiS3N/Aw/ R134a; Hose Assembly
2020AudiTT QuattroN/Aw/ R134a; Hose Assembly
2020AudiTTS QuattroN/Aw/ R134a; Hose Assembly
2020VolkswagenArteonN/Aw/ R134a; Hose Assembly
2020VolkswagenGolfN/Aw/ R134a; Hose Assembly
2020VolkswagenGTIN/Aw/ R134a; Hose Assembly
2020VolkswagenJettaN/Aw/ R134a; Hose Assembly
2019AudiA3N/Aw/ R134a; Hose Assembly
2019AudiA3 QuattroN/Aw/ R134a; Hose Assembly
2019AudiS3N/Aw/ R134a; Hose Assembly
2019AudiTT QuattroN/Aw/ R134a; Hose Assembly
2019AudiTTS QuattroN/Aw/ R134a; Hose Assembly
2019VolkswagenArteonN/Aw/ R134a; Hose Assembly
2019VolkswagenGolfN/Aw/ R134a; Hose Assembly
2019VolkswagenGolf AlltrackN/Aw/ R134a; Hose Assembly
2019VolkswagenGolf RN/Aw/ R134a; Hose Assembly
2019VolkswagenGolf SportWagenN/Aw/ R134a; Hose Assembly
2019VolkswagenGTIN/Aw/ R134a; Hose Assembly
2019VolkswagenJettaN/Aw/ R134a; Hose Assembly
2018AudiA3N/Aw/ R134a; Hose Assembly
2018AudiA3 QuattroN/Aw/ R134a; Hose Assembly
2018AudiA3 Sportback e-tronN/Aw/ R134a; Hose Assembly
2018AudiS3N/Aw/ R134a; Hose Assembly
2018AudiTT QuattroN/Aw/ R134a; Hose Assembly
2018AudiTTS QuattroN/Aw/ R134a; Hose Assembly
2018VolkswagenGolfN/Aw/ R134a; Hose Assembly
2018VolkswagenGolf AlltrackN/Aw/ R134a; Hose Assembly
2018VolkswagenGolf RN/Aw/ R134a; Hose Assembly
2018VolkswagenGolf SportWagenN/Aw/ R134a; Hose Assembly
2018VolkswagenGTIN/Aw/ R134a; Hose Assembly
2017AudiA3N/Aw/ R134a; Hose Assembly
2017AudiA3 QuattroN/Aw/ R134a; Hose Assembly
2017AudiA3 Sportback e-tronN/Aw/ R134a; Hose Assembly
2017AudiS3N/Aw/ R134a; Hose Assembly
2017AudiTT QuattroN/Aw/ R134a; Hose Assembly
2017AudiTTS QuattroN/Aw/ R134a; Hose Assembly
2017VolkswagenGolfN/Aw/ R134a; Hose Assembly
2017VolkswagenGolf AlltrackN/Aw/ R134a; Hose Assembly
2017VolkswagenGolf RN/Aw/ R134a; Hose Assembly
2017VolkswagenGolf SportWagenN/Aw/ R134a; Hose Assembly
2017VolkswagenGTIN/Aw/ R134a; Hose Assembly
2016AudiA3N/Aw/ R134a; Hose Assembly
2016AudiA3 QuattroN/Aw/ R134a; Hose Assembly
2016AudiA3 Sportback e-tronN/Aw/ R134a; Hose Assembly
2016AudiS3N/Aw/ R134a; Hose Assembly
2016AudiTT2.0LL4N/Aw/ R134a; Hose Assembly
2016AudiTT QuattroN/Aw/ R134a; Hose Assembly
2016AudiTTS QuattroN/Aw/ R134a; Hose Assembly
2016VolkswagenGolfN/Aw/ R134a; Hose Assembly
2016VolkswagenGolf RN/Aw/ R134a; Hose Assembly
2016VolkswagenGolf SportWagenN/Aw/ R134a; Hose Assembly
2016VolkswagenGTIN/Aw/ R134a; Hose Assembly
2015AudiA3N/Aw/ R134a; Hose Assembly
2015AudiA3 QuattroN/Aw/ R134a; Hose Assembly
2015AudiS3N/Aw/ R134a; Hose Assembly
2015VolkswagenGolfN/Aw/ R134a; Hose Assembly
2015VolkswagenGolf RN/Aw/ R134a; Hose Assembly
2015VolkswagenGolf SportWagenN/Aw/ R134a; Hose Assembly
2015VolkswagenGTIN/Aw/ R134a; 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:

2121313Q0820741J5Q0820741C5Q0820741J65724840028A83900HA113859C

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