The Eaton ELocker is an electronic, selectable differential designed for drivers that need traction on-demand. At the flip of a dash switch, drivers can go from open to 100-percent locked. A second flip of the switch deactivates the unit to resume normal driving. The ELocker is the most reliable on-demand differential, featuring selectable operation and net-forged gears for added strength.. Eaton ELocker® Differential; Rear; 8.9 in.; 32 Spline; 1.37 in. Axle Shaft Diameter; All Ratios;. Eaton ELocker Differential 32 Spline 16-21 Toyota Tacoma 8.75in. 4-Pinion Net-Forged Gear Design For Max Strength And Durability. Eaton NGR locking rocker switch and wiring harness included. Driver controlled push-button operation. Electromagnetic Locking Differential. Most Reliable On-Demand Differential. Works In Forward And Reverse. Eaton ELocker® Differential. Differential

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