National Input Shaft Seal 4-Speed Toploader Small Input Shaft 1965-1973

40% of 100


  • Eliminates Bore Leakage
  • Patented Lay-Down Sealing Lip
  • For 4-Speed Toploader
  • Fits Small Input Shaft
MSRP $21.99
You save 36%

National Input Shaft Seal for 4-Speed Toploaders with a Small Input Shaft.

This is the seal at the front case of the transmission around the input shaft behind the throw out bearing retainer.

Eliminates bore leakage using a nitril seal with a proprietary RediCoat sealant. Patented lay-down sealing lip design ensures long life in spite of extreme temperatures, shaft imperfections, shaft/bore misalignment and excessive shaft thrust or movement.

-Shaft Size - 1.062"
-Housing Bore - 1.499"
-Outer Diameter - 1.503"
-Width - 0.312"

*This seal is for a 1-1/16" input shaft.

California Residents: Proposition 65 Warning

Vehicle Fitment

This product will fit the following Mustang years:

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