Upgrade – For New Ford 9″ Center Section To Eaton 28 / 31 Spline Truetrack or 31 / 35 Spline Detroit Locker

Description
Upgrade for new Strange 9″ center section

Equipped With Differential

 
From
Clutch Type Posi Unit – N1970F / N1970H

To
Eaton 28 or 31 Spline Truetrack – N1981 / N1979
or
Eaton 31 or 35 Spline Detroit Locker – N1972 / N1971

For New Center Section Orders Only