Base Kit


2013-2017 Cummins 6" Front Coil Springs (Pair) (BDS032602)-Coil Springs-BDS-BDS032602-Dirty Diesel Customs

6" Front Coil Springs


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Radius Arm Upgrade Kit


2013-2019 Cummins 2-4" Radius Arm Upgrade Kit (BDS122321)-Long Arm Upgrade-BDS-BDS122321-Dirty Diesel Customs

2-4" Radius Arm Upgrade Kit


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Radius Arm Box Kit


Front 6" Radius Arm Box Kit


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Transfer Case Indexing Kit


2019-2021 Cummins 2500/3500 6-Bolt Transfer-Case Index (BDS122624)-Indexing Ring-BDS-BDS122624-Dirty Diesel Customs

6-Bolt Transfer Case Indexing Kit


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2019-2021 Cummins 2500/3500 8-Bolt Transfer-Case Index (BDS122625)-Transfer Case Indexing Kit-BDS-BDS122625-Dirty Diesel Customs

8-Bolt Transfer Case Indexing Kit

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Rear Box Kit

These Box Kits include the following products:

  • Driver & Passenger Side 5" Block, Flat, 1/2” offset, Wing
  • 9/16”x 4-3/8” x 19-1/2” Round U-Bolt OR 9/16 “x 4-3/8” x 16-1/2" Round U-Bolt
  • 8  9/16" Fine High Nuts
  • 8 9/16" SAE Flatwashers
  •  Center Pin
  • Bolt Pack


5" Reax Box Kit w/o Overload


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5" Rear Box Kit w/ Overload

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Front Shocks