Spartan 9.5"

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On Sale! $257.24
1969-1983 40-series
1969-1980 55-series
1981-1987 60-series
1988-1990 62-series
1991-1997 80-series
1996-1997 Lexus LX450

Made in the USA! The Spartan Locker is a mechanical locker that installs into your stock carrier. This compact and simple design rivals much more expensive lockers. The Spartan Locker features a revolutionary spring-and-pin design that makes this drop-in locker stronger than the Lock Right locker. It features oversized pins (larger than the Lock Right) while the couplers and drivers are made from 9310 chromoly steel to compensate in strength.

These units provide affordable traction without the need of a professional installation. Each Spartan Locker carries a one year warranty against defect and is recommended for lighter vehicles with 35" or smaller tires.

  • Replaces spiders in standard differential case
  • Provides 100% lockup for maximum traction
  • Heat treated 9310 Steel for added strength
  • Patent pending design makes installation & removal much easier than other deigns
  • Deep heat treating & attention to tooth design provide long life & higher strength
  • Redesigned cross pin shaft
  • Eliminates need for thrust washers

Online Installation Instructions

Proposition 65 Warning for California Consumers

WARNING: Products we sell can expose you to chemicals which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to