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 Toyota 7.5 inch Made from 9310 steel for added strength Replaces the spiders in a standard carrier case 1 year warranty against Manufacturer defects Features and Benefits: Fits Toyota 7.5 Inch Made from 9310 steel for added strength Replaces the spiders in a standard carrier case Mechanical locker delivers reliable 100 percent lockup Details: AAP_UDA_4: 60 Grade Type: Performance Fitment Notes: Toyota 7.5 inch. w/ 27 Spline axles Spartan Locker Installs into standard open carrier case Application Summary: 1986-2002 Toyota 4Runner (Front) (Drive: 4WD / Note: Toyota 7.5 inch. w/ 27 Spline axles Spartan Locker Installs into standard open carrier case) 2000-2006 Toyota Tundra (Front) (Drive: 4WD / Note: Toyota 7.5 inch. w/ 27 Spline axles Spartan Locker Installs into standard open carrier case) 2001-2007 Toyota Sequoia (Front) (Drive: 4WD / Note: Toyota 7.5 inch. w/ 27 Spline axles Spartan Locker Installs into standard open carrier case) 1993-1998 Toyota T100 (Front) (Drive: 4WD / Note: Toyota 7.5 inch. w/ 27 Spline axles Spartan Locker Installs into standard open carrier case) 1995-2006 Toyota Tacoma (Rear, Front) (Drive: 4WD / Note: Toyota 7.5 inch. w/ 27 Spline axles Spartan Locker Installs into standard open carrier case) 1977-1995 Toyota Pickup (Rear, Front) (Drive: 4WD / Note: Toyota 7.5 inch. w/ 27 Spline axles Spartan Locker Installs into standard open carrier case)