HomeHVAC > Hoses and PipesFour Seasons 66951 A/C Refrigerant Discharge Hose
Part #: 66951

Four Seasons 66951 A/C Refrigerant Discharge Hose

Hose Assembly
⚙️ 3 vehicles fit this part
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Select your vehicle to confirm fitment
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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: Hyundai, Tucson
🔄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 66951

The Four Seasons Hose Assembly 66951 is designed specifically for Hyundai Tucson models requiring reliable A/C refrigerant discharge hose replacement. Constructed with durable aluminum and rubber materials, this hose assembly ensures efficient refrigerant flow and system integrity for vehicles using R1234yf refrigerant.

  • Compatible with Hyundai Tucson A/C systems
  • Constructed from aluminum and rubber for durability
  • Equipped with P-nut fitting on end 2 for secure connections
  • Includes two slim line sealing washers (O-Ring 24402) for leak prevention
  • Designed without bracket, muffler, or service port
  • Compatible with R1234yf refrigerant type

Detailed Product Description

This Four Seasons Hose Assembly 66951 belongs to the Hose Assembly product line, which focuses on providing high-quality hose assemblies for automotive HVAC systems. The combination of aluminum and rubber materials offers a balance of flexibility and strength, essential for maintaining the integrity of the A/C refrigerant discharge path. The P-nut fitting on one end ensures a secure and leak-resistant connection, while the included slim line sealing washers (O-Ring 24402) help maintain a tight seal under pressure. This hose assembly is designed without a bracket or muffler, making it a straightforward replacement part for Hyundai Tucson vehicles that use R1234yf refrigerant.

Common Applications and Issues Addressed

  • Replacement of worn or damaged A/C refrigerant discharge hoses in Hyundai Tucson
  • Resolving refrigerant leaks caused by cracked or deteriorated hoses
  • Restoring proper refrigerant flow to improve A/C system performance
  • Addressing connection failures due to faulty fittings or seals
  • Upgrading to a hose compatible with R1234yf refrigerant systems

Installation Notes and Tips

When installing the Four Seasons Hose Assembly 66951, ensure the P-nut fitting is properly tightened to avoid leaks. Use the included slim line sealing washers to maintain a secure seal at connection points. Since this hose assembly does not include a bracket or muffler, verify that existing mounting points on the Hyundai Tucson are intact and secure the hose accordingly. It is recommended to inspect the entire A/C system for additional wear or damage during replacement.

Quality Assurance and Warranty

Four Seasons products are manufactured to meet or exceed OEM standards for fit, form, and function. The Hose Assembly 66951 undergoes rigorous quality control to ensure durability and reliable performance in Hyundai Tucson vehicles. Warranty information is available through Four Seasons and should be verified at the time of purchase.

BrandFour Seasons
Part Number66951
PositionHose Assembly
MaterialAluminum / rubber
End 2 TypeP-nut fitting
Refrigerant TypeR1234yf
Gasket Or Seal IncludedIncluded
Switch Service PortNo
Bracket?W/o bracket
DescriptionHose assemblies
Muffler?W/o muffler
O-Ring A Number/Desc24402 / slim line sealing washer
O-Ring A Quantity2
Service Port IncludedNo

This part fits 3 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2021HyundaiTucson2.0LL4N/ADischarge Line; Hose Assembly
2020HyundaiTucson2.0LL4N/ADischarge Line; Hose Assembly
2019HyundaiTucson2.0LL4N/ADischarge 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:

2118626695197762D3750A83631

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