Base Kit


2014-2017 Cummins 4" Front Coil Springs (Pair) (BDS032491)-Coil Springs-BDS-BDS032491-Dirty Diesel Customs

4" Front Coil Springs


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Front Box Kit

4" Front Box Kit

This Box Kit includes the following products:

  • Pitman Arm
  • Trackbar Bracket
  • Fish Wire
  • Driver & Passenger Side Brakeline Bracket
  • Zip Ties
  • 2 CV Joint Boot Clamps
  • Driver & Passenger Sway Bar Drop
  • 3 Bolt Packs

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Radius Arm Box Kit


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

Radius Arm Upgrade Kit


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Transfer Case Indexing Kit

Select whether your truck is equipped with the 6-bolt or 8-bolt T-Case Mounting

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

6-Bolt Transfer Case Indexing Ring


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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 Ring


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Rear Overload Leaf

Select the rear box kit based on whether or not your RAM has factory Rear Overload Leaf.

2019-2021 Cummins 2500/3500 3" Rear Box 4 3/8" U-bolt w/o overload (BDS012328)-Box Kit-BDS-BDS012328-Dirty Diesel Customs

3" Rear Box Kit w/o Overload


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2019-2021 Cummins 2500/3500 3" Rear Box 4 3/8" U-bolt w/ overload (BDS012329)-Block Kit-BDS-BDS012329-Dirty Diesel Customs

3" Rear Box Kit w/ Overload


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Front Shocks