Description
Product Overview
The Four Seasons 26738 O Ring & Gasket A/C System Seal Kit is engineered to provide a precise, durable seal for automotive air‑conditioning components. Constructed from high‑grade rubber, the kit offers excellent resistance to temperature fluctuations, ozone, and automotive fluids, ensuring a long service life even under demanding conditions. Each kit includes a full set of O‑rings and gaskets that match the original equipment specifications, eliminating the need for custom fabrication or guesswork during replacement.
Designed with a machined exterior finish, the components fit tightly into the sealing grooves of the condenser, evaporator, and other AC system parts. The dimensions—0.85 x 3 x 6 inches for the kit packaging and a lightweight 0.16 ounces per O‑ring—make handling and installation straightforward. The kit carries the Four Seasons brand reputation for quality, backed by a best‑seller rank of #13 in the Automotive Replacement Air Conditioning O‑Rings & O‑Ring Kits category, reflecting widespread trust among mechanics and car enthusiasts.
Beyond the core sealing function, the kit’s rubber composition provides flexibility that accommodates slight variations in housing tolerances, reducing the risk of leaks caused by material fatigue. The product’s UPC 096361267381 and ASIN B000C2QM1M ensure easy identification across retail platforms, while the model number 26738 helps professionals quickly locate the exact part needed for their service workflow. With a customer rating of 4.6 out of 5 stars from over 2,000 reviews, the kit demonstrates consistent satisfaction and reliability.
![[Product front view showing all components]](https://www.riverago.store/wp-content/uploads/2026/06/9e2e6794ae9f413b9015a30ab84c2744.jpg)
Usage
This seal kit is ideal for a range of automotive AC repair scenarios, from routine maintenance to major component overhauls. Whether you are replacing a worn O‑ring on a condenser, installing a new gasket on an evaporator, or performing a complete system flush, the Four Seasons kit provides the exact parts needed to restore sealing integrity. The easy‑to‑install design means that both seasoned technicians and DIY hobbyists can complete the job with minimal tools—typically a set of basic hand tools and a clean work surface.
In addition to passenger vehicles, the kit is compatible with light‑truck and SUV air‑conditioning systems that share the same sealing specifications. Its rubber material tolerates the high‑pressure environment of modern AC compressors, making it suitable for both older models and newer vehicles equipped with advanced climate control modules. By preventing refrigerant leaks, the kit helps maintain system efficiency, reduces fuel consumption, and extends the lifespan of other AC components.
Why Choose Us
Four Seasons has built a legacy of delivering automotive sealing solutions that combine precision engineering with cost‑effective pricing. Each O‑ring and gasket in the 26738 kit undergoes rigorous quality control testing, including dimensional verification and material hardness checks, to guarantee a perfect fit and reliable performance. The brand’s commitment to customer support includes a responsive warranty service, technical assistance for installation queries, and a comprehensive parts catalog that simplifies ordering and inventory management for service centers.
Choosing this seal kit means investing in a product that minimizes downtime and maximizes repair confidence. The kit’s universal compatibility across multiple vehicle makes and models reduces the need to stock numerous part numbers, streamlining your parts inventory. Moreover, the rubber formulation is specifically selected to resist degradation from refrigerants, oil, and moisture, ensuring that the seal remains intact for the expected service interval. With Four Seasons, you receive not only a component but also the assurance of a trusted partner in automotive maintenance.
Key Features
- High‑grade rubber construction delivers long‑lasting durability and chemical resistance.
- Machined exterior ensures a tight, leak‑free fit in critical AC system locations.
- Complete set of O‑rings and gaskets matches OEM specifications for easy replacement.
- Lightweight design simplifies handling and reduces installation time for technicians.
- Four Seasons customer support provides warranty coverage and expert installation guidance.
FAQ
What vehicles are compatible with the Four Seasons 26738 seal kit?
The kit is designed to fit a wide range of passenger cars, light trucks, and SUVs that use the standard O‑ring and gasket sizes listed in the product specifications. Compatibility is determined by the sealing groove dimensions rather than the vehicle make, so it works on many models from manufacturers such as Ford, Chevrolet, Toyota, and Honda.
Can I install the kit myself, or do I need a professional?
Installation is straightforward and can be performed by anyone with basic mechanical skills. The kit includes all necessary O‑rings and gaskets, and the rubber material is flexible enough to accommodate slight variations in housing tolerances. However, if you are unfamiliar with AC system disassembly, consulting a service manual or seeking professional assistance is recommended.
How does the rubber material resist refrigerant leaks?
The rubber compound used in the kit is formulated to withstand the pressure and chemical composition of common refrigerants, including R‑134a and newer low‑global‑warming‑potential alternatives. Its elasticity maintains a consistent seal even as the system cycles through heating and cooling phases, preventing micro‑leaks that could lead to performance loss.
What warranty does Four Seasons offer on this seal kit?
Four Seasons provides a limited one‑year warranty covering defects in material or workmanship. If a seal fails within the warranty period under normal operating conditions, the company will replace the defective component at no additional cost, subject to proof of purchase and proper installation.
Is the kit suitable for high‑performance or racing applications?
While the kit is engineered for standard automotive AC systems, its high‑quality rubber and precise dimensions also make it a viable option for high‑performance vehicles that require reliable sealing under elevated temperature and pressure conditions. For specialized racing applications, it is advisable to verify the specific system requirements with the vehicle manufacturer.







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