Manual Transmission Differential Seals

Replacement Parts > Transmission Replacements > Gaskets and Sealing Systems

Manual Transmission Differential Seals

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What is a Manual Transmission Differential Seal?

A Manual Transmission Differential Seal is a gasket that is located between the differential and the transmission. Its purpose is to help prevent fluid from leaking out of the transmission.

How can I tell if my Manual Transmission Differential Seal is faulty?

If you notice fluid leaking from your transmission, it is likely that your Manual Transmission Differential Seal is faulty. Additionally, if you hear a rattling or grinding noise when you shift gears, it could be an indication that the seal is not functioning properly.

Can a faulty Manual Transmission Differential Seal cause damage?

Yes, if the Manual Transmission Differential Seal is faulty, it can cause damage to the transmission. It can also damage other components in the drivetrain, such as the differential and the driveshaft.

How do I replace a Manual Transmission Differential Seal?

To replace a Manual Transmission Differential Seal, you will need to:

  1. Disconnect the negative battery cable.
  2. Remove the transmission fluid pan and drain the fluid.
  3. Remove the old seal using a seal puller.
  4. Install the new seal using a seal driver.
  5. Reinstall the transmission fluid pan and reconnect the negative battery cable.


How often should I inspect my Manual Transmission Differential Seal?

It is recommended that you inspect the Manual Transmission Differential Seal every 12-18 months or every 30,000 miles (48,280 kilometers). During the inspection, check for any signs of wear or damage.