HomeHVAC > Gaskets and Sealing SystemsFour Seasons 26734 A/C System O-Ring and Gasket Kit
Part #: 26734

Four Seasons 26734 A/C System O-Ring and Gasket Kit

AC System Seal Kit
⚙️ 41 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦AC System Seal Kit
🚗Fitment: Pontiac, Buick, Oldsmobile, and Chevrolet, Firefly, Skylark, Achieva, Grand Am, Beretta, Corsica, Caprice, and Commercial Chassis
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Reliable A/C System Seal Kit for Buick, Chevrolet, Oldsmobile, and Pontiac

The Four Seasons AC System Seal Kit 26734 provides essential sealing components designed to maintain the integrity of your vehicle's air conditioning system. This kit includes green O-rings and black aluminum gaskets engineered for durability and proper fitment in select Buick, Chevrolet, Oldsmobile, and Pontiac models.

  • Includes green O-rings and black aluminum gaskets for effective sealing
  • Compatible with Buick Achieva, Chevrolet Caprice, Commercial Chassis, Corsica, Firefly, Grand Am, and Pontiac Skylark
  • Part number 26734 ensures correct identification and fit
  • Designed to prevent refrigerant leaks and maintain system pressure
  • Part of the Four Seasons AC System Seal Kit product line for HVAC sealing solutions

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. These kits include carefully selected O-rings and gaskets made from materials suited to withstand the pressures and temperatures of air conditioning systems. The 26734 kit is tailored to fit specific GM makes and models, ensuring reliable sealing performance and compatibility.

Detailed Product Description

This A/C system seal kit features green O-rings and black aluminum gaskets designed to replace worn or damaged seals in your vehicle's air conditioning system. The materials used are selected for their resistance to refrigerants and oils commonly found in automotive HVAC systems. The kit is specifically compatible with Buick Achieva, Chevrolet Caprice, Commercial Chassis, Corsica, Firefly, Grand Am, and Pontiac Skylark models, providing a precise fit to maintain system integrity and prevent leaks.

Common Applications and Issues Addressed

  • Sealing leaks in the A/C system to prevent refrigerant loss
  • Replacing deteriorated or cracked O-rings and gaskets
  • Restoring proper system pressure for efficient cooling
  • Preventing contamination from external debris and moisture
  • Maintaining HVAC system reliability in Buick, Chevrolet, Oldsmobile, and Pontiac vehicles

Installation Notes and Tips

  • Ensure all old seals and gaskets are fully removed before installation
  • Lubricate O-rings with appropriate refrigerant oil to prevent damage during assembly
  • Verify compatibility with your specific vehicle make and model before installation
  • Inspect mating surfaces for damage or debris to ensure a proper seal
  • Tighten connections to manufacturer torque specifications to avoid leaks

Quality Assurance and Warranty

Four Seasons provides this AC System Seal Kit 26734 with quality materials designed for durability and performance in automotive HVAC applications. While specific warranty details are not provided here, Four Seasons products typically meet industry standards for reliability and fitment. Using genuine Four Seasons components helps maintain the integrity of your vehicle's air conditioning system.

BrandFour Seasons
Part Number26734
PositionAC System Seal Kit
DescriptionO-Ring & Gasket A/C System Seal Kit
MaterialGreen O-Rings, Black Aluminum Gaskets
StyleO-Ring & Gasket Kit
TypeAC System Seal Kits

This part fits 41 vehicles. Search below:

YearMakeModelPositionNotes
2000PontiacFireflyN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1999PontiacFireflyN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1998BuickSkylarkN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1998OldsmobileAchievaN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1998PontiacFireflyN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1998PontiacGrand AmN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1997BuickSkylarkN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1997OldsmobileAchievaN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1997PontiacFireflyN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1997PontiacGrand AmN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1996BuickSkylarkN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1996ChevroletCorsicaN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1996OldsmobileAchievaN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1996PontiacFireflyN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1996PontiacGrand AmN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1995BuickSkylarkN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1995ChevroletCorsicaN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1995OldsmobileAchievaN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1995PontiacFireflyN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1995PontiacGrand AmN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1994BuickSkylarkN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1994ChevroletCorsicaN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1994OldsmobileAchievaN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1994PontiacFireflyN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1994PontiacGrand AmN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1993BuickSkylarkN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1993ChevroletCapriceN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1993ChevroletCommercial ChassisN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1993OldsmobileAchievaN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1993PontiacGrand AmN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1992BuickSkylarkN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1992ChevroletCapriceN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1992ChevroletCommercial ChassisN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1992OldsmobileAchievaN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1992PontiacGrand AmN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1991ChevroletCapriceN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1991ChevroletCommercial ChassisN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1990ChevroletCapriceN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1989ChevroletCapriceN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1988ChevroletCapriceN/APlease confirm compatibility prior to installation of A/C System O-Ring and Gasket Kit.; AC System Seal Kit
1987ChevroletCapriceN/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:

11126734132126826734801743908035A12595MT2546RS2546

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