BD's design deflects the oil back onto the ring gear and into the pinion gear for cooler longer life. Other differential covers are large and bulky resulting in lubricating oil being flung off the ring gear causing addition heat and/or wear.
This Part Fits:
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2016 | Chevrolet | Express 2500 | Base |
| 2001-2002,2006-2014,2016 | Chevrolet | Express 3500 | Base |
| 2001-2002,2011-2012,2016 | Chevrolet | Express 3500 | LS |
| 2011-2012,2016 | Chevrolet | Express 3500 | LT |
| 2001-2005 | Chevrolet | Silverado 2500 HD | Base |
| 2015-2018 | Chevrolet | Silverado 2500 HD | High Country |
| 2001-2006 | Chevrolet | Silverado 2500 HD | LS |
| 2001-2018 | Chevrolet | Silverado 2500 HD | LT |
| 2007-2018 | Chevrolet | Silverado 2500 HD | LTZ |
| 2003-2018 | Chevrolet | Silverado 2500 HD | WT |
| 2007 | Chevrolet | Silverado 2500 HD Classic | LS |
| 2007 | Chevrolet | Silverado 2500 HD Classic | LT |
| 2007 | Chevrolet | Silverado 2500 HD Classic | 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 |
| 2015-2018 | Chevrolet | Silverado 3500 HD | High Country |
| 2007-2018 | Chevrolet | Silverado 3500 HD | LT |
| 2007-2018 | Chevrolet | Silverado 3500 HD | LTZ |
| 2007-2018 | Chevrolet | Silverado 3500 HD | WT |
| 2003,2005-2010 | Dodge | Ram 2500 | Laramie |
| 2006-2010 | Dodge | Ram 2500 | Power Wagon |
| 2003-2010 | Dodge | Ram 2500 | SLT |
| 2006-2007 | Dodge | Ram 2500 | Sport |
| 2003-2010 | Dodge | Ram 2500 | ST |
| 2008-2010 | Dodge | Ram 2500 | SXT |
| 2010 | Dodge | Ram 2500 | TRX |
| 2006-2007 | Dodge | Ram 2500 | TRX4 |
| 2003-2010 | Dodge | Ram 3500 | Laramie |
| 2003-2010 | Dodge | Ram 3500 | SLT |
| 2006-2007 | Dodge | Ram 3500 | Sport |
| 2003-2010 | Dodge | Ram 3500 | ST |
| 2008-2009 | Dodge | Ram 3500 | SXT |
| 2007 | Dodge | Ram 3500 | TRX4 |
| 2008-2010 | Dodge | Ram 4500 | Laramie |
| 2008-2010 | Dodge | Ram 4500 | SLT |
| 2008-2010 | Dodge | Ram 4500 | ST |
| 2008-2010 | Dodge | Ram 5500 | Laramie |
| 2008-2010 | Dodge | Ram 5500 | SLT |
| 2008-2010 | Dodge | Ram 5500 | ST |
| 2016 | GMC | Savana 2500 | Base |
| 2016 | GMC | Savana 3500 | Base |
| 2016 | GMC | Savana 3500 | LS |
| 2016 | GMC | Savana 3500 | LT |
| 2002-2005,2015-2018 | GMC | Sierra 2500 HD | Base |
| 2011-2018 | GMC | Sierra 2500 HD | Denali |
| 2001-2002,2006 | GMC | Sierra 2500 HD | SL |
| 2001-2018 | GMC | Sierra 2500 HD | SLE |
| 2001-2018 | 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 |
| 2015-2018 | GMC | Sierra 3500 HD | Base |
| 2011-2018 | GMC | Sierra 3500 HD | Denali |
| 2007-2018 | GMC | Sierra 3500 HD | SLE |
| 2007-2018 | GMC | Sierra 3500 HD | SLT |
| 2007-2014 | GMC | Sierra 3500 HD | WT |
| 2013-2018 | Ram | 2500 | Big Horn |
| 2011-2018 | Ram | 2500 | Laramie |
| 2014-2015 | Ram | 2500 | Laramie Limited |
| 2011-2018 | Ram | 2500 | Laramie Longhorn |
| 2016-2018 | Ram | 2500 | Limited |
| 2013-2015 | Ram | 2500 | Lone Star |
| 2012-2016 | Ram | 2500 | Outdoorsman |
| 2011-2018 | Ram | 2500 | Power Wagon |
| 2011-2018 | Ram | 2500 | SLT |
| 2011-2013 | Ram | 2500 | ST |
| 2013-2018 | Ram | 2500 | Tradesman |
| 2013-2018 | Ram | 3500 | Big Horn |
| 2011-2018 | Ram | 3500 | Laramie |
| 2014-2015 | Ram | 3500 | Laramie Limited |
| 2011-2018 | Ram | 3500 | Laramie Longhorn |
| 2016-2018 | Ram | 3500 | Limited |
| 2013-2015,2017 | Ram | 3500 | Lone Star |
| 2011-2018 | Ram | 3500 | SLT |
| 2011-2013 | Ram | 3500 | ST |
| 2013-2018 | Ram | 3500 | Tradesman |
| 2011-2015 | Ram | 4500 | Laramie |
| 2011-2015 | Ram | 4500 | SLT |
| 2011-2013 | Ram | 4500 | ST |
| 2013-2015 | Ram | 4500 | Tradesman |
| 2011-2015 | Ram | 5500 | Laramie |
| 2011-2015 | Ram | 5500 | SLT |
| 2011-2013 | Ram | 5500 | ST |
| 2013-2015 | Ram | 5500 | Tradesman |