2011-2016 GM 2500HD/3500HD 6.6L LM Duramax Driveline

2011-2016 6.6L Silverado & Sierra 2500HD/3500HD

2011-2016 GM 2500HD/3500HD 6.6L LML Duramax Differential Covers

Differential Covers

2011-2016 GM 2500HD/3500HD 6.6L LML Duramax Differentials

Differentials

2011-2016 GM 2500HD/3500HD 6.6L LML Duramax Front Gears

Front Gears

2011-2016 GM 2500HD/3500HD 6.6L LML Duramax Gear Packages

Gear Packages

2011-2016 GM 2500HD/3500HD 6.6L LML Duramax Install Kits

Install Kits

2011-2016 GM 2500HD/3500HD 6.6L LML Duramax Rear Gears

Rear Gears

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Yukon YGGM9.25-513R High Performance Front Ring & Pinion Set for 9.25 IFS Reverse Rotation 5.13 Ratio | 1988-2015 GM Silverado/Sierra 2500HD/3500HD
Yukon YGGM9.25-513R High Performance Front Ring & Pinion Set for 9.25 IFS Reverse Rotation 5.13 Ratio | 1988-2015 GM Silverado/Sierra 2500HD/3500HD

Yukon Gear And Axle

Yukon YGGM9.25-513R High Performance Front Ring & Pinion Set for 9.25 IFS Reverse Rotation 5.13 Ratio | 1988-2015 GM Silverado/Sierra 2500HD/3500HD

SKU: YUKYGGM9.25-513R
$553.89
Yukon YGGM9.25-488R High Performance Front Ring & Pinion Set for 9.25 IFS Reverse Rotation 4.88 Ratio | 1988-2015 GM Silverado/Sierra 2500HD/3500HD
Yukon YGGM9.25-488R High Performance Front Ring & Pinion Set for 9.25 IFS Reverse Rotation 4.88 Ratio | 1988-2015 GM Silverado/Sierra 2500HD/3500HD

Yukon Gear And Axle

Yukon YGGM9.25-488R High Performance Front Ring & Pinion Set for 9.25 IFS Reverse Rotation 4.88 Ratio | 1988-2015 GM Silverado/Sierra 2500HD/3500HD

SKU: YUKYGGM9.25-488R
$522.89
Yukon YGGM9.25-456R High Performance Front Ring & Pinion Set for 9.25 IFS Reverse Rotation 4.56 Ratio | 1988-2015 GM Silverado/Sierra 2500HD/3500HD
Yukon YGGM9.25-456R High Performance Front Ring & Pinion Set for 9.25 IFS Reverse Rotation 4.56 Ratio | 1988-2015 GM Silverado/Sierra 2500HD/3500HD

Yukon Gear And Axle

Yukon YGGM9.25-456R High Performance Front Ring & Pinion Set for 9.25 IFS Reverse Rotation 4.56 Ratio | 1988-2015 GM Silverado/Sierra 2500HD/3500HD

SKU: YUKYGGM9.25-456R
$470.89
Yukon YGGM9.25-411R High Performance Front Ring & Pinion Set for 9.25 IFS Reverse Rotation 4.11 Ratio | 1988-2015 GM Silverado/Sierra 2500HD/3500HD
Yukon YGGM9.25-411R High Performance Front Ring & Pinion Set for 9.25 IFS Reverse Rotation 4.11 Ratio | 1988-2015 GM Silverado/Sierra 2500HD/3500HD

Yukon Gear And Axle

Yukon YGGM9.25-411R High Performance Front Ring & Pinion Set for 9.25 IFS Reverse Rotation 4.11 Ratio | 1988-2015 GM Silverado/Sierra 2500HD/3500HD

SKU: YUKYGGM9.25-411R
$472.89
Yukon YGGM9.25-373R High Performance Front Ring & Pinion Set for 9.25 IFS Reverse Rotation 3.73 Ratio | 1988-2015 GM Silverado/Sierra 2500HD/3500HD
Yukon YGGM9.25-373R High Performance Front Ring & Pinion Set for 9.25 IFS Reverse Rotation 3.73 Ratio | 1988-2015 GM Silverado/Sierra 2500HD/3500HD

Yukon Gear And Axle

Yukon YGGM9.25-373R High Performance Front Ring & Pinion Set for 9.25 IFS Reverse Rotation 3.73 Ratio | 1988-2015 GM Silverado/Sierra 2500HD/3500HD

SKU: YUKYGGM9.25-373R
$470.89
Eaton 250SL195A 11.5 Detroit Locker Differential | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Eaton 250SL195A 11.5 Detroit Locker Differential | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Eaton

Eaton 250SL195A 11.5 Detroit Locker Differential | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: EAT250SL195A
$1,394.99
$1,499.99
BD Diesel 1030710 2 Low UnLoc Wiring Differential Kit | 2001-2014 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
BD Diesel 1030710 2 Low UnLoc Wiring Differential Kit | 2001-2014 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
BD Diesel 1030710 2 Low UnLoc Wiring Differential Kit | 2001-2014 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

BD Diesel

BD Diesel 1030710 2 Low UnLoc Wiring Differential Kit | 2001-2014 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: BDD1030710
$190.95
Yukon YGLGM11.5-30 Grizzly Locker for 11.5 30 Spline Axles | 2001-2015 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax & 03-16 Dodge RAM 2500/3500
Yukon YGLGM11.5-30 Grizzly Locker for 11.5 30 Spline Axles | 2001-2015 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax & 03-16 Dodge RAM 2500/3500
Yukon YGLGM11.5-30 Grizzly Locker for 11.5 30 Spline Axles | 2001-2015 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax & 03-16 Dodge RAM 2500/3500
Yukon YGLGM11.5-30 Grizzly Locker for 11.5 30 Spline Axles | 2001-2015 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax & 03-16 Dodge RAM 2500/3500
Yukon YGLGM11.5-30 Grizzly Locker for 11.5 30 Spline Axles | 2001-2015 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax & 03-16 Dodge RAM 2500/3500

Yukon Gear And Axle

Yukon YGLGM11.5-30 Grizzly Locker for 11.5 30 Spline Axles | 2001-2015 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax & 03-16 Dodge RAM 2500/3500

SKU: YUKYGLGM11.5-30
$1,757.89
Yukon YGGM11.5-342 Ring & Pinion Gear Set for 11.5 Axle 3.42 Ratio | 2001-2015 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax & 03-16 Dodge RAM 2500/3500
Yukon YGGM11.5-342 Ring & Pinion Gear Set for 11.5 Axle 3.42 Ratio | 2001-2015 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax & 03-16 Dodge RAM 2500/3500

Yukon Gear And Axle

Yukon YGGM11.5-342 Ring & Pinion Gear Set for 11.5 Axle 3.42 Ratio | 2001-2015 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax & 03-16 Dodge RAM 2500/3500

SKU: YUKYGGM11.5-342
$933.89
Yukon YGGM11.5-538 Ring & Pinion Gear Set for 11.5 Axle 5.38 Ratio | 2001-2015 GM Silverado/Sierra 2500HD/3500HD Duramax & 03-16 Dodge Ram 2500/3500
Yukon YGGM11.5-538 Ring & Pinion Gear Set for 11.5 Axle 5.38 Ratio | 2001-2015 GM Silverado/Sierra 2500HD/3500HD Duramax & 03-16 Dodge Ram 2500/3500

Yukon Gear And Axle

Yukon YGGM11.5-538 Ring & Pinion Gear Set for 11.5 Axle 5.38 Ratio | 2001-2015 GM Silverado/Sierra 2500HD/3500HD Duramax & 03-16 Dodge Ram 2500/3500

SKU: YUKYGGM11.5-538
$734.89
Yukon YGGM11.5-513 Ring & Pinion Gear Set for 11.5 Axle 5.13 Ratio | 2001-2015 GM Silverado/Sierra 2500HD/3500HD Duramax & 03-16 Dodge Ram 2500/3500
Yukon YGGM11.5-513 Ring & Pinion Gear Set for 11.5 Axle 5.13 Ratio | 2001-2015 GM Silverado/Sierra 2500HD/3500HD Duramax & 03-16 Dodge Ram 2500/3500

Yukon Gear And Axle

Yukon YGGM11.5-513 Ring & Pinion Gear Set for 11.5 Axle 5.13 Ratio | 2001-2015 GM Silverado/Sierra 2500HD/3500HD Duramax & 03-16 Dodge Ram 2500/3500

SKU: YUKYGGM11.5-513
$734.89
Yukon YGGM11.5-488 Ring & Pinion Gear Set for 11.5 Axle 4.88 Ratio | 2001-2015 GM Silverado/Sierra 2500HD/3500HD Duramax & 03-16 Dodge Ram 2500/3500
Yukon YGGM11.5-488 Ring & Pinion Gear Set for 11.5 Axle 4.88 Ratio | 2001-2015 GM Silverado/Sierra 2500HD/3500HD Duramax & 03-16 Dodge Ram 2500/3500

Yukon Gear And Axle

Yukon YGGM11.5-488 Ring & Pinion Gear Set for 11.5 Axle 4.88 Ratio | 2001-2015 GM Silverado/Sierra 2500HD/3500HD Duramax & 03-16 Dodge Ram 2500/3500

SKU: YUKYGGM11.5-488
$933.89
Yukon YGGM11.5-456 Ring & Pinion Gear Set for 11.5 Axle 4.56 Ratio | 2001-2015 GM Silverado/Sierra 2500HD/3500HD Duramax & 03-16 Dodge Ram 2500/3500
Yukon YGGM11.5-456 Ring & Pinion Gear Set for 11.5 Axle 4.56 Ratio | 2001-2015 GM Silverado/Sierra 2500HD/3500HD Duramax & 03-16 Dodge Ram 2500/3500

Yukon Gear And Axle

Yukon YGGM11.5-456 Ring & Pinion Gear Set for 11.5 Axle 4.56 Ratio | 2001-2015 GM Silverado/Sierra 2500HD/3500HD Duramax & 03-16 Dodge Ram 2500/3500

SKU: YUKYGGM11.5-456
$1,008.89
Yukon YGGM11.5-411 Ring & Pinion Gear Set for 11.5 Axle 4.11 Ratio | 2001-2015 GM Silverado/Sierra 2500HD/3500HD Duramax & 03-16 Dodge Ram 2500/3500
Yukon YGGM11.5-411 Ring & Pinion Gear Set for 11.5 Axle 4.11 Ratio | 2001-2015 GM Silverado/Sierra 2500HD/3500HD Duramax & 03-16 Dodge Ram 2500/3500

Yukon Gear And Axle

Yukon YGGM11.5-411 Ring & Pinion Gear Set for 11.5 Axle 4.11 Ratio | 2001-2015 GM Silverado/Sierra 2500HD/3500HD Duramax & 03-16 Dodge Ram 2500/3500

SKU: YUKYGGM11.5-411
$887.89
Yukon YDGGM11.5-30-1 Gear Dura Grip Limited Slip differential for 11.5 Axle 30 Spline | 2001-2015 GM 2500/3500HD & 03-16 Dodge RAM 2500/3500
Yukon YDGGM11.5-30-1 Gear Dura Grip Limited Slip differential for 11.5 Axle 30 Spline | 2001-2015 GM 2500/3500HD & 03-16 Dodge RAM 2500/3500
Yukon YDGGM11.5-30-1 Gear Dura Grip Limited Slip differential for 11.5 Axle 30 Spline | 2001-2015 GM 2500/3500HD & 03-16 Dodge RAM 2500/3500
Yukon YDGGM11.5-30-1 Gear Dura Grip Limited Slip differential for 11.5 Axle 30 Spline | 2001-2015 GM 2500/3500HD & 03-16 Dodge RAM 2500/3500

Yukon Gear And Axle

Yukon YDGGM11.5-30-1 Gear Dura Grip Limited Slip differential for 11.5 Axle 30 Spline | 2001-2015 GM 2500/3500HD & 03-16 Dodge RAM 2500/3500

SKU: YUKYDGGM11.5-30-1
$1,719.89
Yukon YGGM11.5-373 Ring & Pinion Gear Set for 11.5 Axle 3.73 Ratio | 2001-2015 GM Silverado/Sierra 2500HD/3500HD Duramax & 03-16 Dodge Ram 2500/3500
Yukon YGGM11.5-373 Ring & Pinion Gear Set for 11.5 Axle 3.73 Ratio | 2001-2015 GM Silverado/Sierra 2500HD/3500HD Duramax & 03-16 Dodge Ram 2500/3500

Yukon Gear And Axle

Yukon YGGM11.5-373 Ring & Pinion Gear Set for 11.5 Axle 3.73 Ratio | 2001-2015 GM Silverado/Sierra 2500HD/3500HD Duramax & 03-16 Dodge Ram 2500/3500

SKU: YUKYGGM11.5-373
$876.89
Yukon YAWGM14T-30-38 Chromoly Axle Shaft for 14T & 11.5 Differentials 30 Spline Cut to Length 38.8 | 2001-2012 GM Silverado/Sierra 2500HD/3500HD
Yukon YAWGM14T-30-38 Chromoly Axle Shaft for 14T & 11.5 Differentials 30 Spline Cut to Length 38.8 | 2001-2012 GM Silverado/Sierra 2500HD/3500HD

Yukon Gear And Axle

Yukon YAWGM14T-30-38 Chromoly Axle Shaft for 14T & 11.5 Differentials 30 Spline Cut to Length 38.8 | 2001-2012 GM Silverado/Sierra 2500HD/3500HD

SKU: YUKYAWGM14T-30-38
$452.89
Yukon YKGM9.25IFS-B Master Overhaul Kit for 9.25 Differential | 2011-2019 GM Silverado/Sierra 2500HD/3500HD
Yukon YKGM9.25IFS-B Master Overhaul Kit for 9.25 Differential | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

Yukon Gear And Axle

Yukon YKGM9.25IFS-B Master Overhaul Kit for 9.25 Differential | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

SKU: YUKYKGM9.25IFS-B
$655.89
Yukon YAGM11.5-30-40.25 Gear Rear 40.25 Axle Shaft for 11.5 Differentials 30 Spline | 2011-2015 GM Silverado/Sierra 2500HD/3500HD
Yukon YAGM11.5-30-40.25 Gear Rear 40.25 Axle Shaft for 11.5 Differentials 30 Spline | 2011-2015 GM Silverado/Sierra 2500HD/3500HD

Yukon Gear And Axle

Yukon YAGM11.5-30-40.25 Gear Rear 40.25 Axle Shaft for 11.5 Differentials 30 Spline | 2011-2015 GM Silverado/Sierra 2500HD/3500HD

SKU: YUKYAGM11.5-30-40.25
$365.89
Yukon YKGM11.5-B Master Overhaul Kit for 11.5 Differentials | 2011-2019 GM 2500/3500HD & 11-13 Dodge Ram 2500/3500
Yukon YKGM11.5-B Master Overhaul Kit for 11.5 Differentials | 2011-2019 GM 2500/3500HD & 11-13 Dodge Ram 2500/3500

Yukon Gear And Axle

Yukon YKGM11.5-B Master Overhaul Kit for 11.5 Differentials | 2011-2019 GM 2500/3500HD & 11-13 Dodge Ram 2500/3500

SKU: YUKYKGM11.5-B
$882.89

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2011-2016 6.6L Silverado & Sierra 2500HD/3500HD

Power Lift Shop All

Whether you're compensating for larger tires and wheels or just trying to make your 2011-2016 GM 6.6L Duramax LML one of the quickest trucks around, these premium driveline upgrades are here to help. More aggressive upgrades like ring-and-pinion gears allow your GM 2500/3500 get back the acceleration lost along with a proper power band. Aftermarket differentials offer up an excellent improvement in traction so you can handle just about any terrain on the planet. New differential covers make maintenance much easier while adding an impressive appeal to your truck. GM Duramax Fitments: 2011, 2012, 2013, 2014, 2015, 2016 GM 6.6L Duramax. Submodel Fitments: WT, Custom, LT, LTZ, High Country, 1LT, 2LT, Pro, SLE, SLT, AT4, Denali. Some exceptions apply, please see individual product pages for specific fitments.

GM Duramax>2011-2016 6.6L LML
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