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Detroit Truetrac Differential
  • GM 10-Bolt
  • 1988-96 GM Car
  • 1988-2013 GM Truck
  • 30-Spline Axles
  • 8.5''/8.6'' Diameter Ring Gear
  • Fits 2.73 & Up Gear Ratios
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    $541.18
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    Dura Grip
  • For GM 8.5" and 8.6" Differentials
  • 30-Spline
  • Ratio: 2.73 and Up Only
  • 4-Spring, Clutch Style Positraction
  • Fully Rebuildable
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    $541.18
    $441.18
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    Dura Grip
  • For GM 8.5" Differential
  • 28-Spline
  • Ratio: 2.73 and Up Only
  • 4-Spring, Clutch Style Positraction
  • Fully Rebuildable
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    $541.18
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    $469.99
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    Detroit Truetrac Differential
  • GM 10-Bolt
  • 1971-89 GM Car
  • 1972-89 GM Truck
  • 28-Spline Axles
  • 8.5'' Diameter Ring Gear
  • Fits 2.73 & Up Gear Ratios
  • Rear Only
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    $469.99
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    $494.99
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    Posi Differential
  • 1964-72 GM Car
  • 30-Spline Axles
  • 8.875'' Diameter Ring Gear
  • Fits 3.08-3.90 Gear Ratios (3-Series)
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    $494.99
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    $473.79
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    Detroit Truetrac Differential
  • Ford 9"
  • 1957-78 Ford Car
  • 1957-87 Ford Truck
  • 31-Spline Axles
  • 9" Diameter Ring Gear
  • Fits 3.25 & Up Gear Ratios
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    $473.79
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    $339.99
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    Trac-Loc Differential
  • Fits Ford 9"
  • 31 Spline Axles
  • Heat Treated 8620 Internals
  • Made in the USA
  • View Details
    $339.99
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    $532.62
    $432.62
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    Estimated to ship directly from the manufacturer on 12/26/18
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    Dura Grip
  • For GM 12-Bolt Passenger Car Differential
  • 30-Spline
  • Ratio: 3.08 to 3.90 Only
  • 4-Spring, Clutch Style Positraction
  • Fully Rebuildable
  • View Details
    $532.62
    $432.62
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    $339.99
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    Trac-Loc Differential
  • Fits Ford 9"
  • 28 Spline Axles
  • Heat Treated 8620 Internals
  • Made in the USA
  • View Details
    $339.99
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    $489.59
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    Detroit Truetrac Differential
  • GM 12-Bolt
  • 1964-72 GM Car
  • 30-Spline Axles
  • 8.875'' Diameter Ring Gear
  • Fits 3.08-3.90 Gear Ratios
  • View Details
    $489.59
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    $520.19
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    Detroit Truetrac Differential
  • GM 12-Bolt
  • Up to 1982 GM Truck
  • 30-Spline Axles
  • 8.875" Diameter Ring Gear
  • Fits 3.73 & Up Gear Ratios
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    $520.19
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    $509.99
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    Posi Differential
  • 1988-2009 GM Car/Truck Rear
  • 1988-91 GM Truck Front
  • 30-Spline Axles
  • 8.5''/8.6'' Diameter Ring Gear
  • Fits 2.73 & Up Gear Ratios
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    $509.99
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    $495.99
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    Pro Series Differential
  • GM 8.2'' / 8.4'' (1955-64 Chevy)
  • 10-Bolt
  • 17-Spline Axle
  • Fits 3.70-Down Gear Ratios (3-Series Case)
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    $495.99
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    $529.99
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    Detroit Truetrac Differential
  • Ford 8.8"
  • 1987-2011 Ford Car/Truck
  • 31-Spline Axles
  • 8.8'' Diameter Ring Gear
  • Fits All Gear Ratios
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    $529.99
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    $540.44
    $440.44
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    Dura Grip
  • For GM 12-Bolt Truck Differential
  • 30-Spline
  • Ratio: 3.73-Up
  • 4-Spring Clutch Style Positraction
  • Fully Rebuildable
  • View Details
    $540.44
    $440.44
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    $564.53
    $464.53
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    Dura Grip
  • For GM 8.2" Differential
  • 28-Spline
  • Ratio: 3.08 and Up Only
  • 4-Spring, Clutch Style Positraction
  • Fully Rebuildable
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    $564.53
    $464.53
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    $472.99
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    HP Differential
  • 1999-2012 GM
  • 10-Bolt, 30-Spline
  • Ratio: 2.73-Up
  • Must use bearing kit 873-D1582
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    $472.99
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    $439.99
    NO ETA from the manufacturer
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    Detroit Truetrac Differential
  • Jeep Dana 30
  • 1971-2011 Jeep
  • 27-Spline Axles
  • Fits 3.73 & Up Gear Ratios
  • View Details
    $439.99
    NO ETA from the manufacturer
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    $509.59
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    Posi Unit
  • 1964-81 GM Truck
  • 30-Spline Axles
  • 8.875" Diameter Ring Gear
  • Fits 3.73 & Up Gear Ratios (4-Series)
  • View Details
    $509.59
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    $622.19
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    Detroit Truetrac Differential
  • 1985-2012 Ford Truck
  • Ford 10.25"/10.5"
  • 35-Spline Axles
  • 10.25"/10.5" Diameter Ring Gear
  • Fits All Gear Ratios
  • View Details
    $622.19
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    $514.99
    (3)
    Estimated to ship directly from the manufacturer on 01/14/19
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    Posi Differential
  • 1964-72 GM Car
  • 28-Spline Axles
  • 8.2'' Diameter Ring Gear
  • Fits 3.08 & Up Gear Ratios
  • View Details
    $514.99
    (3)
    Estimated to ship directly from the manufacturer on 01/14/19
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    $499.99
    (2)
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    Pro Series Differential
  • GM 8.5'' / 8.6'' (1971-1988)
  • 10-Bolt
  • 28-Spline Axle
  • Fits 2.73-Up Gear Ratios
  • View Details
    $499.99
    (2)
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