Description
Product Overview
The National Automatic Transmission Output Shaft Seal is engineered to meet the exacting standards of Toyota Corolla service manuals. Made from high‑grade synthetic rubber, it resists heat, oil degradation, and wear, delivering a reliable barrier against fluid leaks. Dimensions of 2.75 x 2.75 x 0.69 inches ensure a perfect fit for the transaxle output shaft, while the included hardware matches the original equipment specifications.
![[Product front view showing all components]](https://www.riverstore.store/wp-content/uploads/2026/06/1dba84d3501a4db08800e74bcf6dc9cc.jpg)
Usage
This seal is intended for professional mechanics and DIY enthusiasts who need a dependable replacement for the automatic transmission output shaft on Toyota Corolla vehicles spanning model years 2000 through 2017. Ideal for routine maintenance, transmission overhauls, or leak repairs, the part integrates seamlessly with existing drivetrain components, restoring optimal performance and preventing costly fluid loss.
Why Choose Us
Choosing a National genuine part guarantees OEM‑level quality and compatibility. Each seal undergoes rigorous testing for dimensional accuracy, material resilience, and seal integrity. Packaged with original hardware, it eliminates the need for aftermarket adapters, reducing installation time and potential errors. Backed by a 12‑month warranty and responsive customer support, you can trust the product to perform under demanding conditions.
Key Features
- Exact OEM dimensions for a perfect fit on Corolla 2000‑2017 models
- High‑grade synthetic rubber resists heat and oil degradation
- Includes original packaging and hardware for hassle‑free installation
- Designed to prevent transmission fluid leaks and extend drivetrain life
- Supported by 12‑month warranty and dedicated after‑sales service
FAQ
Is this seal compatible with all Corolla engine types?
Yes, the seal fits every automatic transmission Corolla from 2000 to 2017, regardless of engine displacement.
Do I need special tools to install the seal?
Standard seal installation tools are sufficient. The included hardware matches OEM specifications, simplifying the process.
What warranty does National provide?
The product comes with a 12‑month limited warranty covering defects in material and workmanship.
Can I use this seal on a manual transmission?
No, this seal is specifically designed for automatic transmission output shafts.
How do I verify fit before purchase?
Use the Amazon Confirmed Fit tool or consult your vehicle’s service manual to match the part number 5AKTQ1X2RN4D5ES23BKHR5WDH2.




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