The Spartan Locker, by USA Standard Gear, provides reliable traction at a low cost. The Spartan locker design does not use the thrust washers and has a revolutionary spring and pin design that makes installation a snap!
- Fits Ford 8.8 Inchwith 31 spline axles and 7/8 inch cross pin shaft
 - Made from 9310 steel for added strength
 - Replaces the spiders in a standard carrier case
 
1 year warranty against Manufacturer defects