Detroit Truetrac Differentials - JEGS

Detroit Truetrac Differentials


Detroit Locker
Detroit Truetrac Differentials

Detroit Truetrac was the first helical gear differential ever introduced into the automotive aftermarket. It remains the leading helical gear-type limited slip differential in the industry. The Detroit Locker Truetrac has proven helical gear design which eliminates the need for wearable parts, resulting in maintenance free traction. Detroit Truetracs are recognized for their durability and smooth and quiet operation.

Power transfer is so smooth; it literally goes unnoticed by the driver. Engineered to work efficiently in front and rear axles. No maintenance - Just Traction!



16 Products View All
Chrysler 9.25"

357-913A368
Detroit Truetrac Differential
  • 1974-07 Chrysler Truck/Van
  • 31-Spline Axles
  • 9.25" Diameter Ring Gear
  • Fits 2.76-7.56 Gear Ratios
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    Fits Applications
  • $539.99
    Ships
    Ford 8"

    357-912A616
    Detroit Truetrac Differential
  • To 1978 Ford Car/Truck
  • 28-Spline Axles
  • 8" Diameter Ring Gear
  • Fits 3.25" & Up Gear Ratios
    More info on Detroit Locker 912A616
  • $537.99
    Ships
    Ford 8.8"

    357-912A562
    Detroit Truetrac Differential
  • 1983-09 Ford Car/Truck
  • 28-Spline Axles
  • 8.8" Diameter Ring Gear
  • Fits All Gear Ratios
    View this item

    Fits Applications
  • $469.99
    Ships

    357-913A561
    Detroit Truetrac Differential
  • 1983-09 Ford Car/Truck
  • 31-Spline Axles
  • 8.8'' Diameter Ring Gear
  • Fits All Gear Ratios
    View this item

    Fits Applications
  • $479.99
    Ships
    Ford 9"

    357-912A587
    Detroit Truetrac Differential
  • To 1979 Ford Car/Truck
  • 28-Spline Axles
  • 9" Diameter Ring Gear
  • Fits All Gear Ratios
    View this item
  • $499.99
    Ships

    357-913A586
    Detroit Truetrac Differential
  • 1976-87 Ford Car/Truck
  • 31-Spline Axles
  • 9" Diameter Ring Gear
  • Fits All exc. 2.72 Gear Ratios
    More info on Detroit Locker 913A586
  • $499.99
    Ships
    GM 10-Bolt

    357-911A319
    Detroit Truetrac Differential
  • 1975-89 GM Car/Truck
  • 26-Spline Axles
  • 7.5'' Diameter Ring Gear
  • Fits 3.23 & Up Gear Ratios
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    Fits Applications
  • $424.99
    Ships

    357-911A415
    Detroit Truetrac Differential
  • 1975-89 GM Car/Truck
  • 26-Spline Axles
  • 7.5'' Diameter Ring Gear
  • Fits 3.08 & Down Gear Ratios
    View this item
  • $391.99
    Ships

    357-912A317
    Detroit Truetrac Differential
  • 1988-05 GM Car/Truck
  • 28-Spline Axles
  • 7.5''/7.6'' Diameter Ring Gear
  • Fits 3.23 & Up Gear Ratios
    View this item

    Fits Applications
  • $404.99
    Ships

    357-912A556
    Detroit Truetrac Differential
  • 1971-89 GM Car/Truck
  • 28-Spline Axles
  • 8.5'' Diameter Ring Gear
  • Fits 2.73 & Up Gear Ratios
  • Rear Only
    More info on Detroit Locker 912A556

    Fits Applications
  • $434.99
    Ships

    357-913A481
    Detroit Truetrac Differential
  • 1988-Up GM Car/Truck
  • 30-Spline Axles
  • 8.5''/8.6'' Diameter Ring Gear
  • Fits 2.73 & Up Gear Ratios
    More info on Detroit Locker 913A481

    Fits Applications
  • $434.99
    Ships
    GM 12-Bolt

    357-913A315
    Detroit Truetrac Differential
  • To 1982 GM Truck
  • 30-Spline Axles
  • 8.875" Diameter Ring Gear
  • Fits 3.73 & Up Gear Ratios
    View this item

    Fits Applications
  • $459.99
    Ships

    357-913A555
    Detroit Truetrac Differential
  • 1964-72 GM Car
  • 30-Spline Axles
  • 8.875'' Diameter Ring Gear
  • Fits 3.08-3.90 Gear Ratios
    View this item

    Fits Applications
  • $469.99
    Ships
    GM 14-Bolt

    357-914A538
    Detroit Truetrac Differential Posi Unit
  • 1981-07 GM Truck
  • 33-Spline Axles
  • 9.5" Diameter Ring Gear
  • Fits All Gear Ratios
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    Fits Applications
  • $587.99
    Ships
    GM and Ford Dana 44

    357-913A591
    Detroit Truetrac Differential
  • To 1980 GM Truck/Van
  • 1983-96 Ford Car/Truck
  • 30-Spline Axles
  • 8.5" Diameter Ring Gear
  • Fits 3.73 & Down Gear Ratios
  • Front Only
    View this item
  • $471.99
    Ships
    06/26/13

    357-913A592
    Detroit Truetrac Differential
  • To 1980 GM Truck/Van
  • 1983-96 Ford Car/Truck
  • 30-Spline Axles
  • 8.5" Diameter Ring Gear
  • Fits 3.92 & Up Gear Ratios
  • Front Only
    View this item
  • $471.99
    Ships

    16 Products View All