PEM
![PEM](http://spspeedmachines.com/cdn/shop/collections/PEM.jpg?v=1699985271&width=130)
Special Offers
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9in Gear Full Spool 5.43 Ratio New Center Section
Differential Case - Assembled - 5.43 Ratio - 31 Spline - Steel Spool - Natural - Ford 9 in - EachRegular price $792.99 -
9in Gear Full Spool 5.29 Ratio New Center Section
Differential Case - Assembled - 5.29 Ratio - 31 Spline - Steel Spool - Natural - Ford 9 in - EachRegular price $792.99 -
9in Gear Full Spool 5.14 Ratio New Center Section
Differential Case - Assembled - 5.14 Ratio - 31 Spline - Steel Spool - Natural - Ford 9 in - EachRegular price $792.99 -
9in Gear Full Spool 4.56 Ratio New Center Section
Differential Case - Assembled - 4.56 Ratio - 31 Spline - Steel Spool - Natural - Ford 9 in - EachRegular price $792.99 -
9in Gear Full Spool 3.70 Ratio New Center 31
Differential Case - Assembled - 3.70 Ratio - 31 Spline - Steel Spool - Natural - Ford 9 in - EachRegular price $792.99 -
PEM Premium Quick Change Gears- All Ratios
Quick Change Gear Set - Premium - 10 Spline - 4.11 Ratio - 4.86 Ratio Steel - Each Set-check PEM gear chart for proper ratioRegular price $168.99