2007.5-2010 GM 2500HD/3500HD 6.6L LM Duramax Driveline

2007.5-2010 6.6L Silverado & Sierra 2500HD/3500HD

2007.5-2010 GM 2500HD/3500HD 6.6L LMM Duramax Differential Covers

Differential Covers

2007.5-2010 GM 2500HD/3500HD 6.6L LMM Duramax Differentials

Differentials

2007.5-2010 GM 2500HD/3500HD 6.6L LMM Duramax Front Gears

Front Gears

2007.5-2010 GM 2500HD/3500HD 6.6L LMM Duramax Gear Packages

Gear Packages

2007.5-2010 GM 2500HD/3500HD 6.6L LMM Duramax Install Kits

Install Kits

2007.5-2010 GM 2500HD/3500HD 6.6L LMM Duramax Rear Gears

Rear Gears

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Mag Hytec AA14-11.5 Differential Cover | 2003-2018 Dodge RAM & 2001-2019 GM Silverado/Sierra 2500HD/3500HD Duramax
Mag Hytec AA14-11.5 Differential Cover | 2003-2018 Dodge RAM & 2001-2019 GM Silverado/Sierra 2500HD/3500HD Duramax

Mag-Hytec

Mag Hytec AA14-11.5 Differential Cover | 2003-2018 Dodge RAM & 2001-2019 GM Silverado/Sierra 2500HD/3500HD Duramax

SKU: MAGAA14-11.5
$334.40
PPE 138051000 HD Cast Aluminum Rear Differential Cover with Raw Finish | 2001-2019 GM Silverado/Sierra 2500HD/3500HD
PPE 138051000 HD Cast Aluminum Rear Differential Cover with Raw Finish | 2001-2019 GM Silverado/Sierra 2500HD/3500HD
PPE 138051000 HD Cast Aluminum Rear Differential Cover with Raw Finish | 2001-2019 GM Silverado/Sierra 2500HD/3500HD
PPE 138051000 HD Cast Aluminum Rear Differential Cover with Raw Finish | 2001-2019 GM Silverado/Sierra 2500HD/3500HD
PPE 138051000 HD Cast Aluminum Rear Differential Cover with Raw Finish | 2001-2019 GM Silverado/Sierra 2500HD/3500HD

PPE

PPE 138051000 HD Cast Aluminum Rear Differential Cover with Raw Finish | 2001-2019 GM Silverado/Sierra 2500HD/3500HD

SKU: PPE138051000
$287.99
PPE 138051010 Rear Differential Cover with Brushed Finish | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
PPE 138051010 Rear Differential Cover with Brushed Finish | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

PPE

PPE 138051010 Rear Differential Cover with Brushed Finish | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: PPE138051010
$305.99
Royal Purple 01300 75W-90 Synthetic Gear Oil - 1 Quart Bottle | Universal
Royal Purple 01300 75W-90 Synthetic Gear Oil - 1 Quart Bottle | Universal

Royal Purple

Royal Purple 01300 75W-90 Synthetic Gear Oil - 1 Quart Bottle | Universal

SKU: ROY01300
$17.99
ATS 402-915-6248 11.5 inch 14-Bolt Differential Cover | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
ATS 402-915-6248 11.5 inch 14-Bolt Differential Cover | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

ATS Diesel Performance

ATS 402-915-6248 11.5 inch 14-Bolt Differential Cover | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: ATS402-915-6248
$280.68
Cogntio 110-90190 Differential Mount Bracket Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD
Cogntio 110-90190 Differential Mount Bracket Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cogntio 110-90190 Differential Mount Bracket Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD

SKU: COG110-90190
$199.95
Yukon YAWGM14T-30-42 Gear Chromoly Axle Shaft for 14T & 11.5 Differentials 30 Spline Cut to Length 42.2 | 2001-2012 GM Silverado/Sierra 2500HD/3500HD
Yukon YAWGM14T-30-42 Gear Chromoly Axle Shaft for 14T & 11.5 Differentials 30 Spline Cut to Length 42.2 | 2001-2012 GM Silverado/Sierra 2500HD/3500HD

Yukon Gear And Axle

Yukon YAWGM14T-30-42 Gear Chromoly Axle Shaft for 14T & 11.5 Differentials 30 Spline Cut to Length 42.2 | 2001-2012 GM Silverado/Sierra 2500HD/3500HD

SKU: YUKYAWGM14T-30-42
$452.89
Eaton 915A568 11.5 Detroit TrueTrac Differential | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Eaton 915A568 11.5 Detroit TrueTrac Differential | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Eaton

Eaton 915A568 11.5 Detroit TrueTrac Differential | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: EAT915A568
$1,143.89
$1,229.99
PPE 238051020 Rear Differential Cover Black | 2001-2019 GM 2500/3500 & 01-05 Dodge RAM 2500/3500
PPE 238051020 Rear Differential Cover Black | 2001-2019 GM 2500/3500 & 01-05 Dodge RAM 2500/3500
PPE 238051020 Rear Differential Cover Black | 2001-2019 GM 2500/3500 & 01-05 Dodge RAM 2500/3500
PPE 238051020 Rear Differential Cover Black | 2001-2019 GM 2500/3500 & 01-05 Dodge RAM 2500/3500

PPE

PPE 238051020 Rear Differential Cover Black | 2001-2019 GM 2500/3500 & 01-05 Dodge RAM 2500/3500

SKU: PPE238051020
$305.99
Wehrli 100113 Rear AAM 11.5 Differential Cover | 2001-2019 GM 6.6L Duramax 2500HD/3500HD & 2003-2019 Dodge Ram 5.9L/6.7L Cummins
Wehrli 100113 Rear AAM 11.5 Differential Cover | 2001-2019 GM 6.6L Duramax 2500HD/3500HD & 2003-2019 Dodge Ram 5.9L/6.7L Cummins
Wehrli 100113 Rear AAM 11.5 Differential Cover | 2001-2019 GM 6.6L Duramax 2500HD/3500HD & 2003-2019 Dodge Ram 5.9L/6.7L Cummins

Wehrli Custom Fab

Wehrli 100113 Rear AAM 11.5 Differential Cover | 2001-2019 GM 6.6L Duramax 2500HD/3500HD & 2003-2019 Dodge Ram 5.9L/6.7L Cummins

SKU: WCF100113-GB
From $343.38
PPE 238051010 Rear Differential Cover Brushed | 2001-2019 GM 2500/3500 & 01-05 Dodge RAM 2500/3500
PPE 238051010 Rear Differential Cover Brushed | 2001-2019 GM 2500/3500 & 01-05 Dodge RAM 2500/3500
PPE 238051010 Rear Differential Cover Brushed | 2001-2019 GM 2500/3500 & 01-05 Dodge RAM 2500/3500
PPE 238051010 Rear Differential Cover Brushed | 2001-2019 GM 2500/3500 & 01-05 Dodge RAM 2500/3500

PPE

PPE 238051010 Rear Differential Cover Brushed | 2001-2019 GM 2500/3500 & 01-05 Dodge RAM 2500/3500

SKU: PPE238051010
$305.99
PPE 138051002 Rear Differential Cover Gasket | 2001-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax Durama & 01-10 Dodge RAM 5.9L/6.7L Cummins
PPE 138051002 Rear Differential Cover Gasket | 2001-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax Durama & 01-10 Dodge RAM 5.9L/6.7L Cummins
PPE 138051002 Rear Differential Cover Gasket | 2001-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax Durama & 01-10 Dodge RAM 5.9L/6.7L Cummins

PPE

PPE 138051002 Rear Differential Cover Gasket | 2001-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax Durama & 01-10 Dodge RAM 5.9L/6.7L Cummins

SKU: PPE138051002
$17.99
Mag-Hytec GM14-9.5 14-Bolt High Capacity Differential Cover for 9.5 Axles | 1980-2020 GM Silverado/Sierra 2500HD/3500HD
Mag-Hytec GM14-9.5 14-Bolt High Capacity Differential Cover for 9.5 Axles | 1980-2020 GM Silverado/Sierra 2500HD/3500HD

Mag-Hytec

Mag-Hytec GM14-9.5 14-Bolt High Capacity Differential Cover for 9.5 Axles | 1980-2020 GM Silverado/Sierra 2500HD/3500HD

SKU: MAGGM14-9.5
$313.50
Banks 19269 Black Ops Differential Cover Kit | 2001-2019 GM 2500/3500 & 03-18 Ram 2500/3500
Banks 19269 Black Ops Differential Cover Kit | 2001-2019 GM 2500/3500 & 03-18 Ram 2500/3500
Banks 19269 Black Ops Differential Cover Kit | 2001-2019 GM 2500/3500 & 03-18 Ram 2500/3500
Banks 19269 Black Ops Differential Cover Kit | 2001-2019 GM 2500/3500 & 03-18 Ram 2500/3500
Banks 19269 Black Ops Differential Cover Kit | 2001-2019 GM 2500/3500 & 03-18 Ram 2500/3500

Banks Power

Banks 19269 Black Ops Differential Cover Kit | 2001-2019 GM 2500/3500 & 03-18 Ram 2500/3500

SKU: BAN19269
$395
Yukon YPKGM11.5-S-30 Standard Open Spider Gear Kit for 11.5 30 Spline Axles | 2001-2015 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax & 11-16 Dodge RAM 2500/3500
Yukon YPKGM11.5-S-30 Standard Open Spider Gear Kit for 11.5 30 Spline Axles | 2001-2015 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax & 11-16 Dodge RAM 2500/3500

Yukon Gear And Axle

Yukon YPKGM11.5-S-30 Standard Open Spider Gear Kit for 11.5 30 Spline Axles | 2001-2015 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax & 11-16 Dodge RAM 2500/3500

SKU: YUKYPKGM11.5-S-30
$235.89
Yukon YKGM14T-C Master Install Kit for 14T Differential | 2001-2019 GM Silverado/Sierra 2500HD/3500HD
Yukon YKGM14T-C Master Install Kit for 14T Differential | 2001-2019 GM Silverado/Sierra 2500HD/3500HD

Yukon Gear And Axle

Yukon YKGM14T-C Master Install Kit for 14T Differential | 2001-2019 GM Silverado/Sierra 2500HD/3500HD

SKU: YUKYKGM14T-C
$656.89
Yukon YGGM14T-538T 10.5 Thick Ring & Pinion Gear (5.38 Ratio) | 2001-2015 GM Silverado/Sierra 2500HD/3500HD
Yukon YGGM14T-538T 10.5 Thick Ring & Pinion Gear (5.38 Ratio) | 2001-2015 GM Silverado/Sierra 2500HD/3500HD

Yukon Gear And Axle

Yukon YGGM14T-538T 10.5 Thick Ring & Pinion Gear (5.38 Ratio) | 2001-2015 GM Silverado/Sierra 2500HD/3500HD

SKU: YUKYGGM14T-538T
$497.89
Yukon YGGM14T-513T 10.5 Thick Ring & Pinion Gear (5.13 Ratio) | 2001-2015 GM Silverado/Sierra 2500HD/3500HD
Yukon YGGM14T-513T 10.5 Thick Ring & Pinion Gear (5.13 Ratio) | 2001-2015 GM Silverado/Sierra 2500HD/3500HD

Yukon Gear And Axle

Yukon YGGM14T-513T 10.5 Thick Ring & Pinion Gear (5.13 Ratio) | 2001-2015 GM Silverado/Sierra 2500HD/3500HD

SKU: YUKYGGM14T-513T
$480.89
Yukon YGGM14T-488T 10.5 Thick Ring & Pinion Gear (4.88 Ratio) | 2001-2015 GM Silverado/Sierra 2500HD/3500HD
Yukon YGGM14T-488T 10.5 Thick Ring & Pinion Gear (4.88 Ratio) | 2001-2015 GM Silverado/Sierra 2500HD/3500HD

Yukon Gear And Axle

Yukon YGGM14T-488T 10.5 Thick Ring & Pinion Gear (4.88 Ratio) | 2001-2015 GM Silverado/Sierra 2500HD/3500HD

SKU: YUKYGGM14T-488T
$480.89
Yukon YGGM14T-456T 10.5 Thick Ring & Pinion Gear (4.56 Ratio) | 2001-2015 GM Silverado/Sierra 2500HD/3500HD
Yukon YGGM14T-456T 10.5 Thick Ring & Pinion Gear (4.56 Ratio) | 2001-2015 GM Silverado/Sierra 2500HD/3500HD

Yukon Gear And Axle

Yukon YGGM14T-456T 10.5 Thick Ring & Pinion Gear (4.56 Ratio) | 2001-2015 GM Silverado/Sierra 2500HD/3500HD

SKU: YUKYGGM14T-456T
$480.89
Yukon YGGM14T-456 10.5 Ring & Pinion Gear (4.56 Ratio) | 2001-2015 GM Silverado/Sierra 2500HD/3500HD
Yukon YGGM14T-456 10.5 Ring & Pinion Gear (4.56 Ratio) | 2001-2015 GM Silverado/Sierra 2500HD/3500HD

Yukon Gear And Axle

Yukon YGGM14T-456 10.5 Ring & Pinion Gear (4.56 Ratio) | 2001-2015 GM Silverado/Sierra 2500HD/3500HD

SKU: YUKYGGM14T-456
$569.89
Yukon YGGM14T-373 10.5 Ring & Pinion Gear (3.73 Ratio) | 2001-2015 GM Silverado/Sierra 2500HD/3500HD
Yukon YGGM14T-373 10.5 Ring & Pinion Gear (3.73 Ratio) | 2001-2015 GM Silverado/Sierra 2500HD/3500HD

Yukon Gear And Axle

Yukon YGGM14T-373 10.5 Ring & Pinion Gear (3.73 Ratio) | 2001-2015 GM Silverado/Sierra 2500HD/3500HD

SKU: YUKYGGM14T-373
$480.89
Yukon YGGM14T-321 10.5 Ring & Pinion Gear (3.21 Ratio) | 2001-2015 GM Silverado/Sierra 2500HD/3500HD
Yukon YGGM14T-321 10.5 Ring & Pinion Gear (3.21 Ratio) | 2001-2015 GM Silverado/Sierra 2500HD/3500HD

Yukon Gear And Axle

Yukon YGGM14T-321 10.5 Ring & Pinion Gear (3.21 Ratio) | 2001-2015 GM Silverado/Sierra 2500HD/3500HD

SKU: YUKYGGM14T-321
$569.89
Yukon YGGM14T-342 10.5 Ring & Pinion Gear (3.42 Ratio) | 2001-2015 GM Silverado/Sierra 2500HD/3500HD
Yukon YGGM14T-342 10.5 Ring & Pinion Gear (3.42 Ratio) | 2001-2015 GM Silverado/Sierra 2500HD/3500HD

Yukon Gear And Axle

Yukon YGGM14T-342 10.5 Ring & Pinion Gear (3.42 Ratio) | 2001-2015 GM Silverado/Sierra 2500HD/3500HD

SKU: YUKYGGM14T-342
$569.89

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2007.5-2010 6.6L Silverado & Sierra 2500HD/3500HD

Power Lift Shop All

Whether you've added larger tires and want to win back some performance, or you just need some improved traction for your custom diesel build, these 2007.5-2010 GM 6.6L Duramax LMM driveline upgrades are here to help. Front and rear ring-and-pinion gears get your GM 2500/3500 moving quicker off the line while an aftermarket differential provides serious traction to both wheels on a single axle. Add on a differential cover for more fluid capacity and easier maintenance without compromise. GM Duramax Fitments: 2007, 2009, 2010 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>2007.5-2010 6.6L LMM
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