Auto Transmiss Parts 749090 Automatic Transmission Extension Housing Gasket

The Auto Transmiss Parts 749090 is an automatic transmission extension housing gasket, also known as a tailhousing gasket. This precision-engineered gasket creates a reliable seal between the transmission extension housing and the transfer case or driveshaft assembly, preventing fluid leaks and maintaining proper transmission performance.

Key Features:

• Application-specific design ensures proper fitment and sealing
• Manufactured from durable materials to resist thermal expansion and transmission fluid exposure
• OE-style construction provides factory-equivalent performance and service life
• Helps prevent transmission fluid leaks at the extension housing connection point
• Sold individually for convenient replacement during transmission service or repair

This gasket is an essential component during transmission repairs, rebuilds, or when servicing the extension housing. Replacing worn or damaged extension housing gaskets helps maintain proper fluid levels and prevents costly transmission damage from leaks.