Gravel, mud, snow no longer pose much of a traction problem. Lock your axle shafts and torque is equally distributed to each rear wheel.<br /><br />•New for the 2011 Super Duty<br /><br />•Controlled by instrument-panel mounted switch<br /><br /><br /><img src="http://ll.broadbandsports.com/images/38222_thumb.jpg" alt="2011 Super Duty - Electronic Locking Differential" title="2011 Super Duty - Electronic Locking Differential" width="150" height="90" alt="2011 Super Duty - Electronic Locking Differential"/>
