Eaton ELocker4 Differential 30 Spline Toyota FJ/4Runner/Tacoma/Land Cruiser 120/150

The ELockers electromagnetic locking mechanism is the next generation of aftermarket differential technology. Performs as an open differential until you decide that you need more traction. Eaton ELocker is your push button solution to almost any traction problem.
Eaton Elocker* Differential; 30 Spline; 3.73 And Dwn Ring Gear Pinion Ratio;