ARB 4X4 Accessories Ford 8.8in. Air Locking Differential, Front 28 Spline RD82 For Use With 28 Spline Axles;For Use With All Ratios;Air Activated Selectable Locker; Converts From Open Differential To fully Locked Or Spool; Simple Push Button Operation; Requires Air Compressor Sold Separately FORD EXPEDITION EXPLORER F-150 F-150 HERITAGE RANGER BASE CUSTOM EDDIE BAUER EDGE EL EDDIE BAUER EL KING RANCH EL LIMITED EL XL EL XLT EV EXPEDITION FUNKMASTER FLEX EDITION FX2 FX4 HARLEY-DAVIDSON EDITION KING RANCH LARIAT LARIAT LIMITED LIMITED NBX PLATINUM POSTAL S S PLUS SPLASH SPORT SPORT XLS SPORT XLT STX THE 60TH ANNIVERSARY EDITION TREMOR XL XL FLEET XL SPORT XLS XLS SPORT XLT XLT SPORT 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2.3L (140) 2.5L (153) 2.9L (177) 3.5L (3496cc) (Duratec) 3.5L (3496cc) (EcoBoost) 3.7L (227) 3L (2986cc) Vulcan 3V 5.4L Triton Flex (330) 4.2L Triton (256) 4.6L Triton (281) 4L (245) 4L Flex (245) 5.4L Triton (330) 5.4L Triton Bi-Fuel (5.4L) 5.4L Triton CNG (330) 5.4L Triton Flex (330) 5L (302) 6.2L Triton (379) Electric BI-FUEL CNG FLEX GAS ARB 4x4 Accessories ARB Ford 8.8 Inch 28 Spline Air Locking Differential - RD82 RD82 Differentials