Yukon Gear Standard Open Spider Gear Kit For 11.5in GM w/ 30 Spline Axles

11.5" cases and spiders came in two different sizes, with large and small hub sizes on the side gears. Small hub diameter is 1.816" and came in '07 & down GM differentials. Large hub diameter is 2.060" and came in '08 & up GM differentials and all Dodge differentials. This is a universal spider gear kit with adapters to fit either design. The early cross pin shaft included in the kit works with snap ring design carrier only.This Part Fits: Year Make Model Submodel 2011-2013 Chevrolet Express 3500 Base 2011-2013 Chevrolet Express 3500 LS 2011-2013 Chevrolet Express 3500 LT 2001-2004 Chevrolet Silverado 2500 Base 2001-2004 Chevrolet Silverado 2500 LS 2001-2004 Chevrolet Silverado 2500 LT 2004 Chevrolet Silverado 2500 WT 2001-2005 Chevrolet Silverado 2500 HD Base 2015 Chevrolet Silverado 2500 HD High Country 2001-2006 Chevrolet Silverado 2500 HD LS 2001-2015 Chevrolet Silverado 2500 HD LT 2007-2015 Chevrolet Silverado 2500 HD LTZ 2003-2015 Chevrolet Silverado 2500 HD WT 2001-2005 Chevrolet Silverado 3500 Base 2001-2006 Chevrolet Silverado 3500 LS 2001-2006 Chevrolet Silverado 3500 LT 2004,2006 Chevrolet Silverado 3500 WT 2007 Chevrolet Silverado 3500 Classic LS 2007 Chevrolet Silverado 3500 Classic LT 2007 Chevrolet Silverado 3500 Classic WT 2015 Chevrolet Silverado 3500 HD High Country 2007-2015 Chevrolet Silverado 3500 HD LT 2007-2015 Chevrolet Silverado 3500 HD LTZ 2007-2015 Chevrolet Silverado 3500 HD WT 2002-2004 GMC Sierra 2500 Base 2001-2002 GMC Sierra 2500 SL 2001-2004 GMC Sierra 2500 SLE 2001-2004 GMC Sierra 2500 SLT 2003-2004 GMC Sierra 2500 WT 2002-2005,2015 GMC Sierra 2500 HD Base 2011-2015 GMC Sierra 2500 HD Denali 2001-2002,2006 GMC Sierra 2500 HD SL 2001-2015 GMC Sierra 2500 HD SLE 2001-2015 GMC Sierra 2500 HD SLT 2003-2014 GMC Sierra 2500 HD WT 2007 GMC Sierra 2500 HD Classic SL 2007 GMC Sierra 2500 HD Classic SLE 2007 GMC Sierra 2500 HD Classic SLT 2007 GMC Sierra 2500 HD Classic WT 2002-2005 GMC Sierra 3500 Base 2001-2002,2006 GMC Sierra 3500 SL 2001-2006 GMC Sierra 3500 SLE 2001-2006 GMC Sierra 3500 SLT 2004-2006 GMC Sierra 3500 WT 2007 GMC Sierra 3500 Classic SL 2007 GMC Sierra 3500 Classic SLE 2007 GMC Sierra 3500 Classic SLT 2007 GMC Sierra 3500 Classic WT 2015 GMC Sierra 3500 HD Base 2011-2015 GMC Sierra 3500 HD Denali 2007-2015 GMC Sierra 3500 HD SLE 2007-2015 GMC Sierra 3500 HD SLT 2007-2014 GMC Sierra 3500 HD WT 2013-2014 Ram 2500 Big Horn 2011-2014 Ram 2500 Laramie 2014 Ram 2500 Laramie Limited 2011-2014 Ram 2500 Laramie Longhorn 2013-2014 Ram 2500 Lone Star 2012-2014 Ram 2500 Outdoorsman 2011-2014 Ram 2500 Power Wagon 2011-2014 Ram 2500 SLT 2011-2013 Ram 2500 ST 2013-2014 Ram 2500 Tradesman 2013-2016 Ram 3500 Big Horn 2011-2016 Ram 3500 Laramie 2014-2015 Ram 3500 Laramie Limited 2011-2016 Ram 3500 Laramie Longhorn 2016 Ram 3500 Limited 2013-2015 Ram 3500 Lone Star 2011-2016 Ram 3500 SLT 2011-2013 Ram 3500 ST 2013-2016 Ram 3500 Tradesman