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Ford 9" 28 Spline Clutch Differential
Manufactured By US Gear

$410.00

Part Number: N1974

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

Intended as a Factory Replacement
For high output vehicles, consider larger axles & differential

Do Not Use Synthetic Gear Oil
Will adversely affect unit operation
Voids all manufacturer warranties

Use Petroleum Based 80W-90 or 85W-140
Requires 4 ounce bottle of limited-slip additive

Related
S-Series case – N2205
Pro Iron case – N1905
HD Pro Alum case kit – P3200

Side bearings & races – D1586 / D1588
Alloy axle package – P3102 / P3104
 

Description

Ford 9″ 28 Spline US Gear Track-Lock Posi Unit

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