US Gear Clutch Style Differential Fits 9" Ford With 28 Spline Axles

Application – Ford 9″ with 28 spline axles

Description
US Gear 28 Spline Posi Unit
A perfect replacement for worn-out OEM clutch differentials

Note
This is intended as a factory replacement
For high output vehicles, consider larger axles & differential

Gear Lube
DO NOT USE SYNTHETIC GEAR OIL
Will adversely affect unit operation and void warranty

Use Petroleum Based 80W-90 or 85W-140 Gear Oil
Requires (1) 4 ounce bottle of limited-slip additive

Related Components
S-Series case……………………… N2205
Pro Iron case……………………… N1905
HD Pro Alum case kit…………. P3200

Side bearings & races….. D1586 / D1588

Alloy axle package……….. P3102 / P3104