Air Locker

The ARB Air Locker is a pneumatic locking differential that uses air to facilitate the locking of both axles. This action converts your differential from a conventional open to a full spool type axle supplying 100% power to both wheels to keep you going through the worst terrain. ARB onboard air compressor required to activate Air Lockers. Sold Separately. Fits: 1991-2001 Ford Explorer with Ford 8.8-Inch 31-spline axle (not IRS independent rear suspension) 2001-2010 Ford Explorer with Ford 8.8-Inch 31-spline axle 2002 Ford Ranger FX4 with Ford 8.8-Inch 31-spline axle 2003-2007 Ford Ranger FX4 Levell II with Ford 8.8-Inch 31-spline axle 2008-2009 Ford Ranger FX4 IF equipped with Ford 8.8-Inch 31-spline axle   Amazon’s Price: