HomeHVAC > Gaskets and Sealing SystemsFour Seasons 26865 A/C System O-Ring and Gasket Kit
Part #: 26865

Four Seasons 26865 A/C System O-Ring and Gasket Kit

AC System Seal Kit
⚙️ 24 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
📦AC System Seal Kit
🚗Fitment: Honda, Pilot
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable A/C System Sealing for Acura and Honda Vehicles

The Four Seasons AC System Seal Kit 26865 provides essential sealing components designed specifically for select Acura and Honda models. This kit includes high-quality O-rings and gaskets engineered to maintain the integrity of your vehicle's air conditioning system.

  • Includes red and black aluminum gaskets for durable sealing
  • Green rubber O-rings made from resilient material for long-lasting performance
  • Compatible with Acura MDX, Honda Odyssey, Passport, Pilot, and Ridgeline models
  • Part number 26865 ensures precise fit and application
  • Designed to prevent refrigerant leaks and maintain system pressure

About the Four Seasons AC System Seal Kit Line

The AC System Seal Kit line by Four Seasons focuses on providing comprehensive sealing solutions for automotive HVAC systems. This product line includes O-rings and gaskets made from materials selected to withstand the demands of air conditioning systems, ensuring reliable sealing and leak prevention. The 26865 kit is part of this line, offering components tailored for specific Acura and Honda vehicles to support proper A/C system function.

Product Details and Material Specifications

This A/C System O-Ring and Gasket Kit features aluminum gaskets in red and black colors, chosen for their durability and resistance to corrosion. The included green rubber O-rings are designed to maintain a tight seal under varying temperature and pressure conditions typical in automotive air conditioning systems. The combination of these materials helps ensure a secure and leak-free connection within the HVAC system.

Common Applications and Issues Addressed

  • Sealing refrigerant leaks in Acura MDX and Honda Pilot A/C systems
  • Replacing worn or damaged gaskets and O-rings in Honda Odyssey and Passport models
  • Maintaining system pressure to improve air conditioning efficiency
  • Preventing contamination and moisture ingress in the A/C system
  • Supporting repairs on Honda Ridgeline HVAC components

Installation Notes and Tips

When installing the Four Seasons AC System Seal Kit 26865, ensure all old seals and gaskets are fully removed and surfaces are clean. Lubricate the green rubber O-rings with the appropriate refrigerant oil to prevent damage during assembly. Verify compatibility with your specific Acura or Honda model before installation to ensure proper fit. Proper torque specifications should be followed to avoid overtightening and potential damage.

Quality Assurance and Warranty

Four Seasons provides this AC System Seal Kit 26865 with a focus on quality and durability. The materials used are selected to meet OEM standards for sealing performance. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty against defects in material and workmanship, supporting confidence in the kit’s reliability.

BrandFour Seasons
Part Number26865
PositionAC System Seal Kit
DescriptionO-Ring & Gasket A/C System Seal Kit
Gasket ColorRed, Black
Gasket MaterialAluminum
MaterialGreen Rubber O-Rings
StyleO-Ring & Gasket Kit
TypeAC System Seal Kits

This part fits 24 vehicles. Search below:

YearMakeModelPositionNotes
2021HondaPassportN/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2021HondaPilotN/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2020AcuraMDXN/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2020HondaPilotN/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2020HondaRidgelineN/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019AcuraMDXN/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019HondaOdysseyN/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019HondaPassportN/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019HondaPilotN/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019HondaRidgelineN/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018AcuraMDXN/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018HondaOdysseyN/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018HondaPilotN/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018HondaRidgelineN/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2017AcuraMDXN/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2017HondaOdysseyN/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2017HondaPilotN/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2017HondaRidgelineN/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2016AcuraMDXN/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2016HondaPilotN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
2015AcuraMDXN/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2015HondaPilotN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
2014AcuraMDXN/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2014HondaPilotN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit

* 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:

132138626865801889A26865MT2564

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