Upgrade - For New Ford 9" Center Section
From Clutch Posi Unit to Eaton Detroit Locker

Description
Upgrade for new Strange 9″ center section

Equipped With Differential

 
From
Clutch Type Posi Unit – N1970F / N1970H

To
31 or 35 Spline Detroit Locker – N1972 / N1971

For New Center Section Orders Only