HomeHVAC > Gaskets and Sealing SystemsFour Seasons 26788 A/C System O-Ring and Gasket Kit
Part #: 26788

Four Seasons 26788 A/C System O-Ring and Gasket Kit

AC System Seal Kit
⚙️ 6 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: Isuzu, Ascender
🔄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 Seal Kit for Isuzu Ascender

The Four Seasons AC System Seal Kit 26788 provides essential sealing components designed specifically for the Isuzu Ascender. This kit includes high-quality O-rings and gaskets engineered to maintain the integrity of your vehicle's air conditioning system.

  • Includes green O-rings, black aluminum gaskets, and black metal gasket
  • Designed for precise sealing in A/C systems
  • Compatible with Isuzu Ascender models
  • Part number 26788 ensures correct fitment and quality
  • Part of the Four Seasons AC System Seal Kit product line

Four Seasons AC System Seal Kit Product Line Overview

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 durable materials to prevent leaks and maintain system pressure. The 26788 kit is tailored to fit the Isuzu Ascender, ensuring reliable performance and compatibility.

Detailed Description of Part Number 26788

This A/C system seal kit features green O-rings that offer excellent resistance to refrigerants and oils, black aluminum gaskets for lightweight durability, and a black metal gasket for enhanced sealing strength. These components work together to create a secure seal within the air conditioning system, reducing the risk of leaks and system failure. The kit is designed to meet the specific requirements of the Isuzu Ascender's HVAC system, providing a precise fit and reliable operation.

Common Applications and Issues Addressed

  • Sealing leaks in the A/C system of Isuzu Ascender vehicles
  • Replacing worn or damaged O-rings and gaskets
  • Preventing refrigerant loss and maintaining system pressure
  • Resolving A/C system performance issues related to seal failure
  • Supporting routine HVAC maintenance and repairs

Installation Notes and Tips

When installing the Four Seasons AC System Seal Kit 26788, ensure all old seals and gaskets are fully removed and surfaces are clean. Lubricate the green O-rings with the appropriate refrigerant oil to prevent damage during installation. Verify correct placement of black aluminum and metal gaskets to maintain proper sealing. Follow vehicle-specific service manual instructions for torque specifications and assembly procedures.

Quality Assurance and Warranty

Four Seasons provides this AC System Seal Kit 26788 with a focus on material quality and fitment accuracy for the Isuzu Ascender. The kit components are manufactured to meet industry standards for durability and performance. Warranty coverage details should be confirmed through Four Seasons or authorized distributors.

BrandFour Seasons
Part Number26788
PositionAC System Seal Kit
DescriptionO-Ring & Gasket A/C System Seal Kit
MaterialGreen O-Rings, Black Aluminum Gaskets, Black Metal Gasket
StyleO-Ring & Gasket Kit
TypeAC System Seal Kits

This part fits 6 vehicles. Search below:

YearMakeModelPositionNotes
2008IsuzuAscenderN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
2007IsuzuAscenderN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
2006IsuzuAscenderN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
2005IsuzuAscenderN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
2004IsuzuAscenderN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
2003IsuzuAscenderN/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:

11126788132131626788801812A26788MT2660RS2660

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