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Cummins Parts

Cummins parts for every Dodge and Ram diesel, from the 1989 12V to the 2019 and newer 6.7L. Pick your engine below to see parts that fit your truck.

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  • Eaton Detroit Truetrac Differential 30 Spline Rear 11.5in

    Eaton
    Original price $1,413.03
    Original price $1,413.03 - Original price $1,413.03
    Original price $1,413.03
    Current price $1,299.99
    $1,299.99 - $1,299.99
    Current price $1,299.99

    The Detroit Truetrac is a helical-gear style, limited-slip differential that maximizes wheel traction and enhances driving characteristics. Mainten...

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    Original price $1,413.03
    Original price $1,413.03 - Original price $1,413.03
    Original price $1,413.03
    Current price $1,299.99
    $1,299.99 - $1,299.99
    Current price $1,299.99
    Save 8% Save %
  • Eaton Detroit Locker Differential 30 Spline 1.55in Axle Shaft Diameter Rear 11.5in

    Eaton
    Original price $1,747.82
    Original price $1,747.82 - Original price $1,747.82
    Original price $1,747.82
    Current price $1,607.99
    $1,607.99 - $1,607.99
    Current price $1,607.99

    The Detroit Locker is a 100% automatic locking differential that provides ultimate traction for mild to extreme vehicle applications. Its unique, b...

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    Original price $1,747.82
    Original price $1,747.82 - Original price $1,747.82
    Original price $1,747.82
    Current price $1,607.99
    $1,607.99 - $1,607.99
    Current price $1,607.99
    Save 8% Save %
  • Eaton AAM 11.50in Rear Master Install Kit | Part K-AAM11.5-10R

    Eaton
    Original price $350.91
    Original price $350.91 - Original price $350.91
    Original price $350.91
    Current price $300.99
    $300.99 - $300.99
    Current price $300.99

    Eaton master installation kits make upgrading your differential easier by providing all the components needed to properly install your Eaton differ...

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    Original price $350.91
    Original price $350.91 - Original price $350.91
    Original price $350.91
    Current price $300.99
    $300.99 - $300.99
    Current price $300.99
    Save 14% Save %
  • Bilstein 5100 Series 2012 Ram 3500 ST 4WD Rear 46mm Monotube Shock Absorber

    Bilstein
    Original price $164.00
    Original price $164.00 - Original price $164.00
    Original price $164.00
    Current price $123.00
    $123.00 - $123.00
    Current price $123.00

    Bilstein B8 5100 shock absorbers are designed as a direct fit solution for lifted trucks and SUV's. These shock absorbers feature a monotube design...

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    Original price $164.00
    Original price $164.00 - Original price $164.00
    Original price $164.00
    Current price $123.00
    $123.00 - $123.00
    Current price $123.00
    Save 25% Save %
  • Bilstein 5100 Series 1999 GMC Sierra 2500 SLT Rear 46mm Monotube Shock Absorber | Part 24-191203

    Bilstein
    Original price $164.00
    Original price $164.00 - Original price $164.00
    Original price $164.00
    Current price $123.00
    $123.00 - $123.00
    Current price $123.00

    Chevrolet Silverado 1500 2006-1999, Silverado 1500 Classic 2007, Silverado 1500 HD 2003-2001, Silverado 1500 HD 2006-2005, Silverado 2500 2004-1999...

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    Original price $164.00
    Original price $164.00 - Original price $164.00
    Original price $164.00
    Current price $123.00
    $123.00 - $123.00
    Current price $123.00
    Save 25% Save %
  • Bilstein 5100 Series 2011 Ram 3500 SXT 4WD Front 46mm Monotube Shock Absorber

    Bilstein
    Original price $164.00
    Original price $164.00 - Original price $164.00
    Original price $164.00
    Current price $123.00
    $123.00 - $123.00
    Current price $123.00

    Bilstein B8 5100 shock absorbers are designed as a direct fit solution for lifted trucks and SUV's. These shock absorbers feature a monotube design...

    View full details
    Original price $164.00
    Original price $164.00 - Original price $164.00
    Original price $164.00
    Current price $123.00
    $123.00 - $123.00
    Current price $123.00
    Save 25% Save %
  • Bilstein 5100 Series 1999 GMC Sierra 2500 SLT Rear 46mm Monotube Shock Absorber | Part 24-186636

    Bilstein
    Original price $164.00
    Original price $164.00 - Original price $164.00
    Original price $164.00
    Current price $123.00
    $123.00 - $123.00
    Current price $123.00

    Chevrolet Silverado 1500 2013-1999, Silverado 1500 Classic 2007, Silverado 1500 HD 2003-2001, Silverado 1500 HD 2006-2005, Silverado 2500 2004-1999...

    View full details
    Original price $164.00
    Original price $164.00 - Original price $164.00
    Original price $164.00
    Current price $123.00
    $123.00 - $123.00
    Current price $123.00
    Save 25% Save %
  • BD Diesel Track Bar Kit - Dodge 2007.5-2012 2500/3500 4wd

    BD Diesel
    Original price $399.59 - Original price $399.59
    Original price $399.59
    $433.95
    $433.95 - $433.95
    Current price $433.95

    Double coated Adjustable Track Bar is built from rigid 1-3/8 Drawn Over Mandrel seamless heavy wall 0.313 tubing with formed and precision welded c...

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    Original price $399.59 - Original price $399.59
    Original price $399.59
    $433.95
    $433.95 - $433.95
    Current price $433.95
  • BD Diesel Differential Cover Front - AA 14-9.25 - 03-13 Dodge 2500/03-12 3500

    BD Diesel
    Original price $343.33 - Original price $343.33
    Original price $343.33
    $353.95
    $353.95 - $353.95
    Current price $353.95

    Add a stylish look to your front end with a BD Front Diff cover. Made from cast aluminum, BD differential covers have both internal and external fi...

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    Original price $343.33 - Original price $343.33
    Original price $343.33
    $353.95
    $353.95 - $353.95
    Current price $353.95
  • BD Diesel Differential Cover - 03-15 Dodge 2500/3500 / 01-13 Chevy Duramax 2500/3500

    BD Diesel
    Original price $303.76 - Original price $303.76
    Original price $303.76
    $347.95
    $347.95 - $347.95
    Current price $347.95

    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...

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    Original price $303.76 - Original price $303.76
    Original price $303.76
    $347.95
    $347.95 - $347.95
    Current price $347.95
  • Air Lift Replacement Air Springs - Loadlifter 5000 Ultimate Plus Bellows Type w/ Int Jounce Bumper

    Air Lift
    Original price $225.99 - Original price $225.99
    Original price
    $225.99
    $225.99 - $225.99
    Current price $225.99

    LoadLifter 5000 ULTIMATE replacement air spring. This replacement air spring is designed to replace air spring when it is heavily damaged. It is ma...

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    Original price $225.99 - Original price $225.99
    Original price
    $225.99
    $225.99 - $225.99
    Current price $225.99
  • Air Lift Replacement Air Spring, Loadlifter 5000 Ultimate Bellows Type with internal Jounce Bumper | 2003 to 2016 Ram 2500 and 3500

    Air Lift
    Original price $225.99 - Original price $225.99
    Original price
    $225.99
    $225.99 - $225.99
    Current price $225.99

    LoadLifter 5000 ULTIMATE replacement air spring. This replacement air spring is designed to replace air spring when it is heavily damaged. It is ma...

    View full details
    Original price $225.99 - Original price $225.99
    Original price
    $225.99
    $225.99 - $225.99
    Current price $225.99
  • Air Lift Replacement Air Spring, Loadlifter 5000 Ultimate Bellows Type with internal Jounce Bumper | Part 84293

    Air Lift
    Original price $188.99 - Original price $188.99
    Original price
    $188.99
    $188.99 - $188.99
    Current price $188.99

    LoadLifter 5000 ULTIMATE replacement air spring. This replacement air spring is designed to replace air spring when it is heavily damaged. It is ma...

    View full details
    Original price $188.99 - Original price $188.99
    Original price
    $188.99
    $188.99 - $188.99
    Current price $188.99
  • Air Lift Replacement Air Spring, Bellows Type | 2003 to 2016 Ram 3500

    Air Lift
    Original price $136.99 - Original price $136.99
    Original price
    $136.99
    $136.99 - $136.99
    Current price $136.99

    This Air Lift replacement bellows is an exact replacement for your original Air Lift air spring. It is made with sturdy rubber construction and syn...

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    Original price $136.99 - Original price $136.99
    Original price
    $136.99
    $136.99 - $136.99
    Current price $136.99
  • Air Lift Replacement Air Spring, Bellows Type | 2003 to 2017 Ram 1500, 2500 and 3500

    Air Lift
    Original price $136.99 - Original price $136.99
    Original price
    $136.99
    $136.99 - $136.99
    Current price $136.99

    This Air Lift replacement bellows is an exact replacement for your original Air Lift air spring. It is made with sturdy rubber construction and syn...

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    Original price $136.99 - Original price $136.99
    Original price
    $136.99
    $136.99 - $136.99
    Current price $136.99
  • Air Lift LoadLifter 7500XL Ultimate for 03-17 Ram 3500

    Air Lift
    Original price $713.99 - Original price $713.99
    Original price
    $713.99
    $713.99 - $713.99
    Current price $713.99

    The LoadLifter 7500 XL Ultimate offers support for the heaviest tows with an internal jounce bumper, absorbing shock for the smoothest ride. Air Li...

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    Original price $713.99 - Original price $713.99
    Original price
    $713.99
    $713.99 - $713.99
    Current price $713.99
  • Air Lift Loadlifter 5000 Ultimate Rear Air Spring Kit for 03-13 Dodge Ram 2500 RWD

    Air Lift
    Original price $621.99 - Original price $621.99
    Original price
    $621.99
    $621.99 - $621.99
    Current price $621.99

    Offering up to 5,000 pounds of load-leveling capacity, the LoadLifter 5000 Ultimate kit from Air Lift will make towing and hauling with your Dodge/...

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    Original price $621.99 - Original price $621.99
    Original price
    $621.99
    $621.99 - $621.99
    Current price $621.99
  • Air Lift Loadlifter 5000 Ultimate Rear Air Spring Kit for 03-12 Dodge Ram 3500 Pick Up 4WD

    Air Lift
    Original price $621.99 - Original price $621.99
    Original price
    $621.99
    $621.99 - $621.99
    Current price $621.99

    LoadLifter 5000 ULTIMATE adjustable air spring kits feature all of the benefits of our heaviest rated air spring with the addition of an internal j...

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    Original price $621.99 - Original price $621.99
    Original price
    $621.99
    $621.99 - $621.99
    Current price $621.99
  • Air Lift Loadlifter 5000 Air Spring Kit | 2003 to 2018 Ram 2500 and 3500, Part 57297

    Air Lift
    Original price $483.99 - Original price $483.99
    Original price
    $483.99
    $483.99 - $483.99
    Current price $483.99

    Offering up to 5,000 pounds of load-leveling capacity, the LoadLifter 5000 kit from Air Lift will make towing and hauling with your Dodge/RAM 2500/...

    View full details
    Original price $483.99 - Original price $483.99
    Original price
    $483.99
    $483.99 - $483.99
    Current price $483.99
  • Air Lift Loadlifter 5000 Air Spring Kit | 2003 to 2018 Ram 2500 and 3500, Part 57295

    Air Lift
    Original price $483.99 - Original price $483.99
    Original price
    $483.99
    $483.99 - $483.99
    Current price $483.99

    Offering up to 5,000 pounds of load-leveling capacity, the LoadLifter 5000 kit from Air Lift will make towing and hauling with your Dodge/RAM 2500/...

    View full details
    Original price $483.99 - Original price $483.99
    Original price
    $483.99
    $483.99 - $483.99
    Current price $483.99
  • AFE Rear Differential Cover (Black Machined; Pro Series); Dodge/RAM 94-14 Corporate 9.25 (12-Bolt)

    aFe
    Original price $462.50
    Original price $462.50 - Original price $462.50
    Original price $462.50
    Current price $370.00
    $370.00 - $370.00
    Current price $370.00

    aFe Powers new front-end differential cover brings performance engineering to the protection of your trucks front-end. This differential cover has ...

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    Original price $462.50
    Original price $462.50 - Original price $462.50
    Original price $462.50
    Current price $370.00
    $370.00 - $370.00
    Current price $370.00
    Save 20% Save %
  • aFe Power Cover Trans Pan Machined COV Trans Pan Dodge Diesel Trucks 94-07 L6-5.9L (td) Machined

    aFe
    Original price $477.50
    Original price $477.50 - Original price $477.50
    Original price $477.50
    Current price $382.00
    $382.00 - $382.00
    Current price $382.00

    aFe POWER Pro Series deep transmission pan brings performance engineering to the protection of your trucks transmission. This transmission pan has ...

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    Original price $477.50
    Original price $477.50 - Original price $477.50
    Original price $477.50
    Current price $382.00
    $382.00 - $382.00
    Current price $382.00
    Save 20% Save %
  • aFe Power Cover Trans Pan Machined COV Trans Pan Dodge Diesel Trucks 07.5-11 L6-6.7L (td) Machined

    aFe
    Original price $477.50
    Original price $477.50 - Original price $477.50
    Original price $477.50
    Current price $382.00
    $382.00 - $382.00
    Current price $382.00

    This Transmission Pan does not require modification/bending of the factory hard lines and comes with necessary hardware for installation. This Tran...

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    Original price $477.50
    Original price $477.50 - Original price $477.50
    Original price $477.50
    Current price $382.00
    $382.00 - $382.00
    Current price $382.00
    Save 20% Save %
  • aFe Power Cover Diff Front Machined COV Diff F Dodge Diesel Trucks 03-11 L6-5.9/6.7L Machined

    aFe
    Original price $442.50
    Original price $442.50 - Original price $442.50
    Original price $442.50
    Current price $354.00
    $354.00 - $354.00
    Current price $354.00

    aFe Powers new front-end differential cover brings performance engineering to the protection of your trucks front-end. This differential cover has ...

    View full details
    Original price $442.50
    Original price $442.50 - Original price $442.50
    Original price $442.50
    Current price $354.00
    $354.00 - $354.00
    Current price $354.00
    Save 20% Save %

Cummins engine parts and performance upgrades for every Dodge and Ram diesel, from the first 12 valve 5.9 in 1989 to the current 6.7L. We carry injectors, turbos, fuel systems, tuning, transmission and suspension parts from Kryptonite, Pro Form Fab, Smeding Diesel and more.

Shop by Cummins Engine

Not sure what fits? Send us your VIN or call 865.640.2097 and we will match the right part.

Cummins FAQ

Which Cummins do I have?

Check your VIN or the engine tag under the hood. The 12V ran 1989 to 1998, the 24V 1998.5 to 2002, the 5.9 common rail 2003 to 2007, and the 6.7 2007.5 on.

Do parts interchange between Cummins engines?

Some do, like certain suspension parts, but most engine and fuel system parts are specific to one generation. Shop by engine and year, or send us your VIN.