Eaton Detroit Truetrac Diff 28 Spline 1.20in Axle Shaft Diameter 3.23 & Up Ratio Rear 7.5in/7.625in
Eaton Posi Diff 28 Spline 1.20in Axle Shaft Dia 3.23 & Up Ratio Rear 7.5in/7.625in/8.5in/8.6in/9.5in
Eaton Posi Differential 30 Spline 1.32in Axle Shaft Diameter 2.73 & Up Ratio Fr/Rr 8.5in / Rr 8.6in