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