HomeHVAC > Hoses and PipesFour Seasons 65742 A/C Refrigerant Suction Hose
Part #: 65742

Four Seasons 65742 A/C Refrigerant Suction Hose

Hose Assembly
⚙️ 17 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Hose Assembly
🚗Fitment: Lexus and Toyota, Avalon, Camry, and ES300h
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Reliable A/C Refrigerant Suction Hose for Lexus and Toyota

The Four Seasons Hose Assembly 65742 is designed to provide dependable performance for your vehicle's HVAC system. Engineered for select Lexus and Toyota models, this A/C refrigerant suction hose ensures efficient refrigerant flow and system integrity.

  • Constructed from durable aluminum and rubber materials
  • Compatible with R134a and R1234yf refrigerants
  • Includes gasket or seal for secure connections
  • Designed without muffler and service ports
  • Fits Lexus Avalon, Toyota Camry, and Toyota ES300h models

Product Line Overview: Four Seasons Hose Assembly

The Four Seasons Hose Assembly product line focuses on high-quality hose assemblies tailored for HVAC applications. This line emphasizes material durability and precise fitment to maintain optimal refrigerant flow and system reliability. The 65742 hose assembly is part of this line, offering a balance of aluminum and rubber construction suited for modern refrigerants used in Lexus and Toyota vehicles.

Detailed Product Description

This A/C refrigerant suction hose (part number 65742) combines aluminum and rubber to provide flexibility and resistance to wear under varying temperature conditions. It supports both R134a and R1234yf refrigerants, making it compatible with newer and legacy air conditioning systems. The included gasket or seal ensures a tight, leak-free connection, critical for maintaining system pressure and performance. The hose assembly is designed without a muffler or service ports, focusing on straightforward refrigerant suction functionality.

Common Applications and Issues Addressed

  • Replacement of worn or cracked refrigerant suction hoses
  • Resolving refrigerant leaks in the suction line
  • Restoring proper refrigerant flow for efficient A/C operation
  • Upgrading to a hose compatible with R134a and R1234yf refrigerants
  • Maintaining HVAC system integrity in Lexus Avalon, Toyota Camry, and ES300h

Installation Notes and Tips

Ensure the vehicle is depressurized and the A/C system is properly evacuated before removing the old hose. Verify compatibility with your specific Lexus or Toyota model year. Use the included gasket or seal to prevent leaks and tighten connections to manufacturer torque specifications. Avoid kinking or bending the hose excessively during installation to maintain refrigerant flow.

Quality Assurance and Warranty

Four Seasons products are manufactured to meet industry standards for HVAC components. The Hose Assembly 65742 undergoes quality checks to ensure durability and fitment accuracy. Warranty details should be confirmed with the product documentation or manufacturer, as coverage may vary.

BrandFour Seasons
Part Number65742
PositionHose Assembly
MaterialAluminum / rubber
Refrigerant TypeR134a r1234yf
Gasket Or Seal IncludedIncluded
Switch Service PortNo
DescriptionHose assemblies
Muffler?W/o muffler
Service Port IncludedNo

This part fits 17 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2025LexusES300hN/ACompressor End; Hose Assembly
2025ToyotaCamryN/ACompressor End; Hose Assembly
2024ToyotaCamry2.5LL4FULL HYBRID EV-GAS (FHEV)N/ACompressor End; Hose Assembly
2023ToyotaCamry2.5LL4FULL HYBRID EV-GAS (FHEV)N/ACompressor End; Hose Assembly
2022LexusES300hN/ACompressor End; Hose Assembly
2022ToyotaAvalon2.5LL4N/ACompressor End; Hose Assembly
2022ToyotaCamry2.5LL4FULL HYBRID EV-GAS (FHEV)N/ACompressor End; Hose Assembly
2021LexusES300hN/ACompressor End; Hose Assembly
2021ToyotaAvalon2.5LL4FULL HYBRID EV-GAS (FHEV)N/ACompressor End; Hose Assembly
2021ToyotaCamry2.5LL4FULL HYBRID EV-GAS (FHEV)N/ACompressor End; Hose Assembly
2020LexusES300hN/ACompressor End; Hose Assembly
2020ToyotaAvalon2.5LL4N/ACompressor End; Hose Assembly
2020ToyotaCamry2.5LL4FULL HYBRID EV-GAS (FHEV)N/ACompressor End; Hose Assembly
2019LexusES300hN/ACompressor End; Hose Assembly
2019ToyotaAvalon2.5LL4N/ACompressor End; Hose Assembly
2019ToyotaCamry2.5LL4FULL HYBRID EV-GAS (FHEV)N/ACompressor End; Hose Assembly
2018ToyotaCamry2.5LL4FULL HYBRID EV-GAS (FHEV)N/ACompressor End; 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:

2121496574288704062708870433630A83918HA114043C

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