Spartan locker for GM 12 bolt car & truck with 30 spline axles, includes heavy-duty cross pin shaft.
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SL GM12-30   [17032]

Spartan locker for GM 12 bolt car & truck with 30 spline axles, includes heavy-duty cross pin shaft.

The Spartan Locker, by USA Standard Gear, provides reliable traction at a low cost. The Spartan locker's design does not use the thrust washers and has a revolutionary spring and pin design that makes installation a snap!
  • Fits GM 12 bolt car and truck with 30 spline axles
  • Made from 9310 steel for added strength
  • Replaces the spiders in a standard carrier case
1 year warranty against Manufacturer defects

Compatible with Differentials:

Compatible with Make / Model:

Diff Wizard