WJB WS4765 Automatic Transmission Extension Housing Seal

The WJB WS4765 is a premium automatic transmission extension housing seal designed to prevent fluid leaks and protect critical transmission components. This seal features a spring-loaded, multi-lip design that ensures reliable sealing performance across a wide range of operating conditions.

Key Features:

• Spring-loaded multi-lip design for superior sealing capability
• Flanged outer diameter (2.747 inches) allows for easier and more secure installation
• Inside diameter: 1.598 inches, outside diameter: 2.483 inches, thickness: 0.350 inches
• Temperature range: -40°F to 400°F (-40°C to 204°C) for excellent high-temperature capabilities
• Machined rubber sealing edge provides accuracy and consistency for a leak-proof seal
• Extra dust lip offers enhanced dirt exclusion to protect against contaminants
• Counter-clockwise spiral lip design optimizes sealing performance
• Compatible with a wide range of transmission fluids
• Outside ridges ensure a secure and proper fit within the housing bore

This transmission extension housing seal retains lubricating oil and grease while repelling water and preventing contaminants from entering the transmission housing. The precision-engineered design helps prevent premature transmission failure and extends component service life. Cross-references to National/Timken part number 4765.