HomeHVAC > Hoses and PipesFour Seasons 56345 A/C Refrigerant Suction Hose
Part #: 56345

Four Seasons 56345 A/C Refrigerant Suction Hose

Hose Assembly
⚙️ 4 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
📦Hose Assembly
🚗Fitment: Toyota, Corolla and Matrix
🔄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 56345

The Four Seasons Hose Assembly 56345 is designed specifically for Toyota Corolla and Matrix models, providing a reliable A/C refrigerant suction hose solution. Constructed with durable aluminum and rubber materials, this hose assembly ensures efficient low-pressure refrigerant flow for R134-a systems.

  • Material: Aluminum and rubber construction for durability and flexibility
  • End 1 Type: Flange connection
  • End 2 Type: P-nut fitting
  • Refrigerant Type: Compatible with R134-a refrigerant
  • Includes gasket and fittings for secure installation
  • Service port: 13 mm R134-a quick disconnect, low side
  • O-ring quantity: 3 green O-rings (part number 24681) included
  • OE replacement part designed for Toyota Corolla and Matrix

About the Four Seasons Hose Assembly Product Line

The Four Seasons Hose Assembly product line focuses on delivering precise HVAC hose and pipe solutions tailored to specific vehicle applications. This line emphasizes quality materials and proper fitment, ensuring compatibility with original equipment specifications. The 56345 hose assembly is part of this line, engineered to meet the demands of Toyota Corolla and Matrix A/C systems without including additional components like brackets or mufflers.

Detailed Product Description

This A/C refrigerant suction hose assembly is built to handle low-pressure refrigerant flow within the HVAC system of Toyota Corolla and Matrix vehicles. Featuring a flange on one end and a P-nut fitting on the other, it facilitates secure connections to the compressor and evaporator. The inclusion of three green O-rings and necessary fittings ensures a tight seal, preventing leaks and maintaining system integrity. The hose assembly supports R134-a refrigerant and includes a 13 mm quick disconnect service port on the low-pressure side, allowing for convenient maintenance and servicing.

Common Applications and Issues Addressed

  • Replacement of worn or damaged A/C refrigerant suction hoses
  • Resolving refrigerant leaks caused by cracked or deteriorated hoses
  • Restoring proper low-pressure refrigerant flow in Toyota Corolla and Matrix A/C systems
  • Ensuring compatibility with R134-a refrigerant for efficient cooling
  • Facilitating maintenance with included service port and fittings

Installation Notes and Tips

  • Verify compatibility with Toyota Corolla or Matrix model year before installation
  • Ensure all included O-rings and gaskets are properly seated to prevent leaks
  • Use appropriate tools for flange and P-nut fittings to avoid damage
  • Check the service port for accessibility during routine A/C system servicing
  • Do not reuse old O-rings; replace with the included green O-rings for best results

Quality Assurance and Warranty

The Four Seasons Hose Assembly 56345 is an OE replacement part manufactured to meet or exceed original equipment standards. It undergoes rigorous quality control to ensure durability and proper fitment for Toyota Corolla and Matrix vehicles. This part includes all necessary seals and fittings for a complete installation. Warranty details are provided by Four Seasons and typically cover defects in materials and workmanship under normal use.

BrandFour Seasons
Part Number56345
PositionHose Assembly
Bracket?w/o Bracket
Component TypeSuction Line
DescriptionHose Assemblies
End 1 TypeFlange
End 2 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[24681] / Green O-Ring
O.E. Replacement?Yes
Refrigerant TypeR134-A
Service Port Qty1
Service Port Size13 mm
Service Port TypeR134-A Quick Disconnect
Service Port?w/ Service Port
Suction End TypeP-Nut Fitting
Sve Port Low SideLow Side
Switch Included?Not Included
System PressureLow Pressure

This part fits 4 vehicles. Search below:

YearMakeModelPositionNotes
2004ToyotaCorollaN/ASuction Line; USA Built; Hose Assembly
2004ToyotaMatrixN/AA/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly
2003ToyotaCorollaN/ASuction Line; USA Built; Hose Assembly
2003ToyotaMatrixN/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:

1115520111156345153358419144762191918322002383785108408400481223955201563457851087853438024978027898871202220A70229A72463CWK785108CWK785343HA11374HA11374CT55201T56345

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