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Detroit Locker 913A315U
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
  • Used
  • GM 12-Bolt
    Item# 357-913A315U
    Was $434.99
    Now $430.99




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    Detroit Locker 915A545
    Detroit Truetrac Differential
  • GM AAM
  • 1972-12 GM 1/4-Ton Truck, SUV, Van, Chassis, Motor Home, Bus & 3/4-Ton Truck
  • 30-Spline Axles
  • 10.5" Diameter Ring Gear
  • Fits 4.10 & Down Gear Ratios
  • GM 14-Bolt
    Item# 357-915A545
    Only $657.99


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