Yukon Gear & Axle Yukon Gear Grizzly Locker For GM & Chrysler 11.5in w/ 38 Spline Axles YGLGM11.5-38
YUK Grizzly Lockers
Differential
11.5AAM, 38spl, GM & DODGE GRIZZLY LOCKER
Factory spindles will need to be bored out with tool part number YT H32 in order to accept the 38 spline axles this locker takes.
Everything about the Yukon Grizzly Locker is hardcore, its casing and gears, its advanced gear tooth design, and its impact on traction and performance. The Yukon Grizzly Locker is a mechanical positive-locking differential thats engineered for rock crawling, serious trail running, off-road racing, and drag racing. The unit provides 100% power to both tires, while still allowing for disengagement while negotiating turns. The Yukon Grizzly Locker is a patented design that features innovations that make it tougher than the competition. Its inner clutch teeth have a larger radius at the base, which offers up to 350% greater strength versus back-cut designs. The Grizzly Lockers larger teeth also resist breakage caused by shock-loading or catastrophic axle failure. Its a serious piece of mechanical engineering for serious driving conditions.
Fits AAM 11.5'' with 38 spline axles. Grizzly Lockers are a mechanical locking differential designed for off-road and racing use. Patented design reduces common locker failures.
Vehicle Fitments:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2004 - 2013 | Chevrolet | Express 3500 | LS, Base |
| 2006 - 2013 | Chevrolet | Express 3500 | LT |
| 2003 - 2004 | Chevrolet | Silverado 2500 | 400 SS |
| 2001 - 2004 | Chevrolet | Silverado 2500 | Base, LT, LS |
| 2001 - 2002 | Chevrolet | Silverado 2500 | Custom, Cheyenne |
| 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 |
| 2007 | Chevrolet | Silverado 2500 HD Classic | LT, WT, LS |
| 2001 - 2006 | Chevrolet | Silverado 3500 | Base, LS, LT |
| 2006 | Chevrolet | Silverado 3500 | HD |
| 2004 - 2006 | Chevrolet | Silverado 3500 | WT |
| 2007 | Chevrolet | Silverado 3500 Classic | LT, WT, LS |
| 2015 | Chevrolet | Silverado 3500 HD | High Country |
| 2007 - 2015 | Chevrolet | Silverado 3500 HD | LT, WT, LTZ |
| 2009 | Dodge | Ram 2500 | Crew |
| 2006 - 2010 | Dodge | Ram 2500 | Power Wagon |
| 2008 | Dodge | Ram 2500 | SLT Big Horn |
| 2005 | Dodge | Ram 2500 | SLT Daytona |
| 2006 | Dodge | Ram 2500 | SLT Night Runner Sport |
| 2006 - 2008 | Dodge | Ram 2500 | SLT Sport |
| 2003 - 2010 | Dodge | Ram 2500 | SLT, Laramie, ST |
| 2008 - 2010 | Dodge | Ram 2500 | SXT |
| 2010 | Dodge | Ram 2500 | TRX |
| 2006 - 2007 | Dodge | Ram 2500 | TRX4, Sport |
| 2003 | Dodge | Ram 2500 Van | Base |
| 2003 - 2010 | Dodge | Ram 3500 | SLT, ST, Laramie |
| 2006 - 2007 | Dodge | Ram 3500 | Sport |
| 2008 - 2010 | Dodge | Ram 3500 | SXT |
| 2007 | Dodge | Ram 3500 | TRX4 |
| 2001 - 2009 | GMC | Savana 3500 | Base |
| 2006 - 2009 | GMC | Savana 3500 | LS, LT |
| 2009 | GMC | Savana 3500 | SL |
| 2003 - 2009 | GMC | Savana 3500 | SLE |
| 2001 - 2002 | GMC | Savana 3500 | SLT |
| 2002 - 2004 | GMC | Sierra 2500 | Base |
| 2001 - 2002 | GMC | Sierra 2500 | SL |
| 2001 - 2004 | GMC | Sierra 2500 | SLE, SLT |
| 2003 - 2004 | GMC | Sierra 2500 | WT |
| 2002 - 2015 | GMC | Sierra 2500 HD | Base |
| 2011 - 2015 | GMC | Sierra 2500 HD | Denali |
| 2001 - 2006 | GMC | Sierra 2500 HD | SL |
| 2001 - 2015 | GMC | Sierra 2500 HD | SLE, SLT |
| 2003 - 2014 | GMC | Sierra 2500 HD | WT |
| 2007 | GMC | Sierra 2500 HD Classic | SL, WT, SLT, SLE |
| 2002 - 2005 | GMC | Sierra 3500 | Base |
| 2001 - 2006 | GMC | Sierra 3500 | SL, SLE, SLT |
| 2004 - 2006 | GMC | Sierra 3500 | WT |
| 2007 | GMC | Sierra 3500 Classic | SLE, SLT, WT, SL |
| 2015 | GMC | Sierra 3500 HD | Base |
| 2011 - 2015 | GMC | Sierra 3500 HD | Denali |
| 2007 - 2015 | GMC | Sierra 3500 HD | SLT, SLE |
| 2007 - 2014 | GMC | Sierra 3500 HD | WT |
| 2012 - 2013 | Ram | 2500 | Hemi Sport, R/T |
| 2011 - 2013 | Ram | 2500 | Laramie, Laramie Longhorn, SLT, Outdoorsman, ST, Power Wagon, SXT |
| 2011 | Ram | 2500 | SLT Sport |
| 2013 | Ram | 2500 | Tradesman, Big Horn, Lone Star |
| 2014 - 2015 | Ram | 3500 | Laramie Limited |
| 2012 - 2015 | Ram | 3500 | SLT, Laramie, ST, Laramie Longhorn |
| 2013 | Ram | 3500 | SXT |
| 2013 - 2015 | Ram | 3500 | Tradesman, Lone Star, Big Horn |