If you're looking to take your off-road adventures to the next level, the Yukon Grizzly Locker YGLGM11.5-30 is the go-to differential for serious truck owners. Designed specifically for GM and Chrysler 11.5" axles with 30 spline shafts, this mechanical positive-locking differential is built to handle the toughest terrains, whether you're rock crawling, trail running, or even drag racing.
The Grizzly Locker isn’t just any differential; it's a robust piece of engineering that delivers 100% power to both tires while allowing for smooth disengagement during turns. This means you get maximum traction when you need it most, without compromising your handling on the road. The patented design includes innovative features that set it apart from the competition, like:
The Yukon Grizzly Locker YGLGM11.5-30 is compatible with a range of heavy-duty trucks, making it an excellent choice for:
Truck owners have been raving about the performance of the Yukon Grizzly Locker. One 2017 GMC Sierra owner noted, “I installed the Grizzly Locker and took my truck through some tough off-road trails. The traction was incredible, and I didn’t experience any wheel spin. It’s a game-changer for serious off-roading.”
Another 2015 Ram 2500 driver shared, “This locker made a huge difference. I can now tackle steep inclines without worrying about losing power to one tire. Plus, it disengages smoothly on turns—definitely worth the investment!”
Upgrade your truck's differential with the Yukon Grizzly Locker YGLGM11.5-30 and experience the ultimate in traction and durability. Whether you're hitting the trails or hauling heavy loads, this locker delivers performance you can rely on.
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov
| Vehicle Make/Model | Year | Trims |
|---|---|---|
| Chevrolet Silverado 2500 | 2001-2002 | Custom |
| Chevrolet Silverado 2500 | 2001-2005 | 400 SS |
| Chevrolet Silverado 2500 | 2001-2004, 2013, 2015-2018 | LS |
| Chevrolet Silverado 2500 | 2001-2004 | LT |
| Chevrolet Silverado 2500 | 2001-2012, 2014, 2016-2017 | Base |
| Chevrolet Silverado 2500 | 2001-2002, 2007 | Cheyenne |
| Chevrolet Silverado 2500 | 2004 | WT |
| Chevrolet Silverado 2500 HD | 2001-2018 | LT |
| Chevrolet Silverado 2500 HD | 2001-2006 | LS |
| Chevrolet Silverado 2500 HD | 2001-2005 | Base |
| Chevrolet Silverado 2500 HD | 2003-2018 | WT |
| Chevrolet Silverado 2500 HD | 2007-2018 | LTZ |
| Chevrolet Silverado 2500 HD | 2015-2018 | High Country |
| Chevrolet Silverado 2500 HD Classic | 2007 | WT |
| Chevrolet Silverado 2500 HD Classic | 2007 | LS |
| Chevrolet Silverado 2500 HD Classic | 2007 | LT |
| Chevrolet Silverado 3500 | 2001-2006 | LT |
| Chevrolet Silverado 3500 | 2001-2013, 2016-2018 | Base |
| Chevrolet Silverado 3500 | 2001-2006 | LS |
| Chevrolet Silverado 3500 | 2001-2004, 2006 | HD |
| Chevrolet Silverado 3500 | 2004, 2006, 2015 | WT |
| Chevrolet Silverado 3500 Classic | 2007 | LT |
| Chevrolet Silverado 3500 Classic | 2007 | WT |
| Chevrolet Silverado 3500 Classic | 2007 | LS |
| Chevrolet Silverado 3500 HD | 2007-2018 | WT |
| Chevrolet Silverado 3500 HD | 2007-2018 | LT |
| Chevrolet Silverado 3500 HD | 2007-2018 | LTZ |
| Chevrolet Silverado 3500 HD | 2015-2018 | High Country |
| Dodge Ram 2500 | 2003, 2005-2009 | Laramie |
| Dodge Ram 2500 | 2003-2010 | SLT |
| Dodge Ram 2500 | 2003-2010 | ST |
| Dodge Ram 2500 | 2005 | SLT Daytona |
| Dodge Ram 2500 | 2006-2007 | TRX4 |
| Dodge Ram 2500 | 2006-2007 | Sport |
| Dodge Ram 2500 | 2006-2010 | Power Wagon |
| Dodge Ram 2500 | 2006-2008, 2010 | SLT Sport |
| Dodge Ram 2500 | 2006 | SLT Night Runner Sport |
| Dodge Ram 2500 | 2008 | SLT Big Horn |
| Dodge Ram 2500 | 2008-2010 | SXT |
| Dodge Ram 2500 | 2009 | Crew |
| Dodge Ram 2500 | 2010 | TRX |
| Dodge Ram 2500 Van | 2003 | Base |
| Dodge Ram 3500 | 2003-2010 | SLT |
| Dodge Ram 3500 | 2003-2009 | Laramie |
| Dodge Ram 3500 | 2003-2010 | ST |
| Dodge Ram 3500 | 2006-2007 | Sport |
| Dodge Ram 3500 | 2007 | TRX4 |
| Dodge Ram 3500 | 2008-2010 | SXT |
| Dodge Ram 3500 Van | 2003 | Base |
| GMC Sierra | 2007-2009, 2011-2012 | Base |
| GMC Sierra | 2008-2018 | Denali |
| GMC Sierra | 2010, 2013-2015 | SLT |
| GMC Sierra | 2013-2018 | SLE |
| GMC Sierra | 2014-2018 | All Terrain |
| GMC Sierra 1500 | 2001-2003, 2006-2013 | SL |
| GMC Sierra 1500 | 2001 | C3 |
| GMC Sierra 1500 | 2001-2018 | SLT |
| GMC Sierra 1500 | 2001-2018 | SLE |
| GMC Sierra 1500 | 2002-2018 | Denali |
| GMC Sierra 1500 | 2002-2013 | WT |
| GMC Sierra 1500 | 2002-2005, 2014-2018 | Base |
| GMC Sierra 1500 | 2002 | HT |
| GMC Sierra 1500 | 2005-2006, 2009-2013 | Hybrid |
| GMC Sierra 1500 | 2010-2013 | XFE |
| GMC Sierra 1500 Classic | 2007 | SLT |
| GMC Sierra 1500 Classic | 2007 | SLE |
| GMC Sierra 1500 Classic | 2007 | SL |
| GMC Sierra 1500 Classic | 2007 | Hybrid |
| GMC Sierra 1500 Classic | 2007 | Denali |
| GMC Sierra 1500 Classic | 2007 | WT |
| GMC Sierra 1500 HD | 2001-2003, 2005-2006 | SLE |
| GMC Sierra 1500 HD | 2001-2003, 2005-2006 | SLT |
| GMC Sierra 1500 HD Classic | 2007 | SLT |
| GMC Sierra 1500 HD Classic | 2007 | SLE |
| GMC Sierra 2500 | 2001-2004 | SLE |
| GMC Sierra 2500 | 2001-2002 | SL |
| GMC Sierra 2500 | 2001-2004 | SLT |
| GMC Sierra 2500 | 2002-2004 | Base |
| GMC Sierra 2500 | 2003-2004 | WT |
| GMC Sierra 2500 HD | 2001-2018 | SLT |
| GMC Sierra 2500 HD | 2001-2018 | SLE |
| GMC Sierra 2500 HD | 2001-2002, 2006 | SL |
| GMC Sierra 2500 HD | 2002-2005, 2015-2018 | Base |
| GMC Sierra 2500 HD | 2003-2014 | WT |
| GMC Sierra 2500 HD | 2011-2018 | Denali |
| GMC Sierra 2500 HD Classic | 2007 | WT |
| GMC Sierra 2500 HD Classic | 2007 | SL |
| GMC Sierra 2500 HD Classic | 2007 | SLE |
| GMC Sierra 2500 HD Classic | 2007 | SLT |
| GMC Sierra 3500 | 2001-2002, 2006 | SL |
| GMC Sierra 3500 | 2001-2006 | SLT |
| GMC Sierra 3500 | 2001-2006 | SLE |
| GMC Sierra 3500 | 2002-2005 | Base |
| GMC Sierra 3500 | 2004-2006 | WT |
| GMC Sierra 3500 Classic | 2007 | WT |
| GMC Sierra 3500 Classic | 2007 | SLE |
| GMC Sierra 3500 Classic | 2007 | SLT |
| GMC Sierra 3500 Classic | 2007 | SL |
| GMC Sierra 3500 HD | 2007-2018 | SLT |
| GMC Sierra 3500 HD | 2007-2014 | WT |
| GMC Sierra 3500 HD | 2007-2018 | SLE |
| GMC Sierra 3500 HD | 2011-2018 | Denali |
| GMC Sierra 3500 HD | 2015-2018 | Base |
| Ram 2500 | 2011-2018 | Outdoorsman |
| Ram 2500 | 2011-2018 | SLT |
| Ram 2500 | 2011 | SLT Sport |
| Ram 2500 | 2011, 2013 | SXT |
| Ram 2500 | 2011-2018 | ST |
| Ram 2500 | 2011-2018 | Power Wagon |
| Ram 2500 | 2011-2018 | Laramie |
| Ram 2500 | 2011-2018 | Laramie Longhorn |
| Ram 2500 | 2012-2018 | R/T |
| Ram 2500 | 2012-2016 | Hemi Sport |
| Ram 2500 | 2013-2018 | Tradesman |
| Ram 2500 | 2013-2018 | Big Horn |
| Ram 2500 | 2013-2015 | Lone Star |
| Ram 2500 | 2014-2018 | Laramie Limited |
| Ram 2500 | 2016-2018 | Limited |
| Ram 2500 | 2017-2018 | Sport |
| Ram 2500 | 2017-2018 | SLT HD |
| Ram 2500 | 2017 | Laramie HD |
| Ram 2500 | 2018 | Limited Tungsten HD |
| Ram 2500 | 2018 | Limited Tungsten |
| Ram 3500 | 2011, 2013 | SXT |
| Ram 3500 | 2011-2018 | SLT |
| Ram 3500 | 2011-2018 | Laramie |
| Ram 3500 | 2011-2018 | Laramie Longhorn |
| Ram 3500 | 2011-2018 | ST |
| Ram 3500 | 2013-2015, 2017 | Lone Star |
| Ram 3500 | 2013-2018 | Big Horn |
| Ram 3500 | 2013-2018 | Tradesman |
| Ram 3500 | 2014-2018 | Laramie Limited |
| Ram 3500 | 2016-2018 | Limited |
| Ram Ram 2500 | 2010 | Laramie |
| Ram Ram 3500 | 2010 | Laramie |
Click to view the Installation Instructions here