Description
Product Overview
The PartCatalog Automatic Transmission Shaft Seal is engineered as a direct OE replacement, crafted from high‑grade metal to withstand the demanding environment of modern automatic gearboxes. Precision‑molded to match the original part number PC‑79398, it delivers a perfect fit for the vehicles listed in the fitment chart. The seal’s robust construction resists wear, heat, and chemical exposure, ensuring a long‑lasting barrier against transmission fluid leaks. With a design that mirrors the original equipment’s dimensions and tolerances, it maintains optimal hydraulic pressure and smooth gear shifts.
Usage
This seal is intended for use in automatic transmission systems where the selector shaft requires a reliable seal to prevent fluid loss. It is suitable for both daily commuters and performance‑oriented drivers who demand consistent transmission performance. Installation is straightforward: remove the old seal, clean the housing, and press the new metal seal into place using the recommended tools. Ideal for DIY enthusiasts and professional mechanics alike, it fits a variety of makes and models as shown in the image gallery.

Why Choose Us
Choosing PartCatalog means opting for quality that matches or exceeds OEM standards. Each seal undergoes rigorous testing for dimensional accuracy, material integrity, and leak resistance. Our manufacturing process utilizes advanced CNC machining and quality control checkpoints to guarantee consistency across every batch. Backed by a satisfaction guarantee, the seal offers peace of mind and reduces the risk of premature transmission failure.
Key Features
- Premium metal construction for superior durability and heat resistance
- Exact OE dimensions ensure a direct, hassle‑free fit
- Designed to meet or exceed original equipment performance standards
- Easy installation with standard transmission tools
- Comprehensive fitment chart covers a wide range of vehicle models
FAQ
What vehicles are compatible with this seal?
Compatibility is listed in the image gallery fitment chart. It includes many popular makes and models; verify your vehicle’s year, make, and transmission type before purchase.
Can I install this seal myself?
Yes. The seal is a direct replacement and can be installed with basic hand tools and a seal press or appropriate installer kit. Follow the service manual for torque specifications.
How does the metal material improve performance?
Metal offers higher temperature tolerance and resistance to chemical degradation compared to rubber, reducing the likelihood of cracks and leaks under heavy use.
Is there a warranty on this product?
PartCatalog provides a limited one‑year warranty against manufacturing defects. Contact customer support with your purchase details for assistance.
What is the difference between this seal and a standard rubber seal?
The metal seal maintains its shape and sealing integrity under higher pressures and temperatures, delivering longer service life and more consistent transmission performance.






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