Automatic Transmission Main Shaft Seals

Replacement Parts > Transmission Replacements > Gaskets and Sealing Systems

Automatic Transmission Main Shaft Seals

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What is an Automatic Transmission Main Shaft Seal?

An Automatic Transmission Main Shaft Seal is a critical component of an automatic transmission system. It is a rubber lip seal that helps to prevent fluid leakage, dust, and other debris from entering the transmission system.

What is the purpose of an Automatic Transmission Main Shaft Seal?

The purpose of an Automatic Transmission Main Shaft Seal is to keep the transmission fluid from leaking out of the transmission system, as well as to prevent dust, dirt and other debris from entering the system.

How do I know if my Automatic Transmission Main Shaft Seal is faulty?

If your Automatic Transmission Main Shaft Seal is faulty, you may notice a fluid leak from the transmission system, or a grinding noise or vibration coming from the transmission. You may also see a buildup of dirt and debris around the seal.

Can a faulty Automatic Transmission Main Shaft Seal cause damage?

Yes. A faulty Automatic Transmission Main Shaft Seal can cause fluid to leak out of the transmission system, which can lead to damage to the transmission.

How do I replace an Automatic Transmission Main Shaft Seal?

Replacing an Automatic Transmission Main Shaft Seal can be a complicated process and should only be done by a qualified technician. The steps for replacing the seal are as follows:

  1. Drain the transmission fluid from the transmission system.
  2. Remove the old seal from the transmission system.
  3. Clean the area where the seal will be installed.
  4. Install the new seal.
  5. Re-fill the transmission system with transmission fluid and check for leaks.