HomeHVAC > Hoses and PipesFour Seasons 66838 A/C Refrigerant Suction Hose
Part #: 66838

Four Seasons 66838 A/C Refrigerant Suction Hose

Hose Assembly
⚙️ 9 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: Mazda, CX-5
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable A/C Refrigerant Suction Hose for Mazda CX-5

The Four Seasons Hose Assembly 66838 is designed specifically for the Mazda CX-5 to ensure efficient air conditioning system performance. This A/C refrigerant suction hose combines durable aluminum and rubber materials to provide a secure and long-lasting connection within your vehicle's HVAC system.

  • Constructed from aluminum and rubber for durability and flexibility
  • Compatible with R134a refrigerant systems
  • Includes gasket or seal for leak prevention
  • Equipped with a service port for easy maintenance
  • Designed without a muffler for direct refrigerant flow

About the Four Seasons Hose Assembly Product Line

The Hose Assembly line by Four Seasons focuses on delivering precise replacement hoses and pipes for automotive HVAC systems. This product line emphasizes quality materials and fitment accuracy, ensuring components like the 66838 A/C refrigerant suction hose meet the specific requirements of vehicles such as the Mazda CX-5. Each hose assembly is engineered to maintain system integrity and support efficient refrigerant flow.

Product Details and Specifications

The Four Seasons 66838 A/C refrigerant suction hose is constructed from a combination of aluminum and rubber, providing both strength and flexibility to withstand the pressures and temperatures within the air conditioning system. It is designed for use with R134a refrigerant, the standard for many modern vehicles including the Mazda CX-5. The hose assembly includes a gasket or seal to ensure a tight, leak-free connection and features a service port to facilitate system servicing and refrigerant charging. This hose is manufactured without a muffler, allowing for direct refrigerant suction without additional noise dampening components.

Common Applications and Issues Addressed

  • Replacement of worn or damaged A/C refrigerant suction hoses in Mazda CX-5 models
  • Resolving refrigerant leaks caused by cracked or deteriorated hose materials
  • Improving air conditioning system efficiency by restoring proper refrigerant flow
  • Facilitating maintenance and refrigerant recharging with included service port
  • Preventing contamination and loss of refrigerant with included gasket or seal

Installation Notes and Tips

When installing the Four Seasons Hose Assembly 66838, ensure the gasket or seal is properly seated to prevent leaks. Verify compatibility with the Mazda CX-5 model year and confirm the use of R134a refrigerant in your vehicle’s system. The included service port allows for convenient access during system servicing. Avoid using hoses with mufflers if your vehicle’s system does not require them, as this hose is designed without one.

Quality Assurance and Warranty

Four Seasons products are manufactured to meet or exceed OEM standards for fit and function. The Hose Assembly 66838 undergoes rigorous quality control to ensure durability and reliable performance in the Mazda CX-5 HVAC system. Warranty information is available through Four Seasons and typically covers defects in materials and workmanship under normal use.

BrandFour Seasons
Part Number66838
PositionHose Assembly
MaterialAluminum / rubber
Refrigerant TypeR134a
Gasket Or Seal IncludedIncluded
Switch Service PortNo
DescriptionHose assemblies
Muffler?W/o muffler
Service Port IncludedYes

This part fits 9 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2021MazdaCX-52.5LL4N/Aw/ R134a; Hose Assembly
2020MazdaCX-52.5LL4N/ASuction Line; Hose Assembly
2019MazdaCX-52.5LL4N/ASuction Line; Hose Assembly
2018MazdaCX-5N/ASuction Line; Hose Assembly
2017MazdaCX-5N/Aw/ R134a; Hose Assembly
2016MazdaCX-5N/ASuction Line; Hose Assembly
2015MazdaCX-5N/ASuction Line; Hose Assembly
2014MazdaCX-5N/ASuction Line; Hose Assembly
2013MazdaCX-5N/ASuction Line; 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:

211749481411766838A83518HA112463CKF0361462

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