Base Kit


5.5" Strut Spacer Box Kit


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Front Box Kit (1 of 4)

Front Box Kit

This Box Kit includes the following products:

  • Driver Side Steering Knuckle 
  • Tie Rod End
  • 9/16” SAE washer

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Front Box Kit (2 of 4)

Front Box Kit

This Box Kit includes the following products:

  • Passenger Side Steering Knuckle 
  • Tie Rod End
  • 9/16” SAE washer

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Front Box Kit (3 of 4)

Front Box Kit

This Box Kit includes the following products:

  • Front & Rear Crossmember
  • Driver & Passenger Side Differential Drop
  • Bolt Pack - (Cross Member)
  • Bolt Pack - (Diff Drop Hardware)
  • BDS Backing Plate - Aluminum

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Front Box Kit (4 of 4)

Front Box Kit

This Box Kit includes the following products:

  • Differential Skid Plate
  • Sway Bar Link
  • Driver & Passenger Side Bump Stops
  • 8 Sway Bar Link Bushings
  • Bolt Pack (Sway Bar Links)
  • Bolt Pack (Skid Plate / Bump Stop / Misc.)
  • Bolt Pack (Rivet Nut Installation)
  • Index Ring Assembly w/ (5) Studs
  • Front Drive Shaft Spacer
  • 9/16” USS Washers
  • Bolt Pack - Drive Shaft Spacer
  • Loctite

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Rear Lift

4" Rear Block Kit

This Box Kit includes the following products:

  • 2 4" Rear Blocks
  • 9/16" x 2-9/16" x 11-3/8" U-Bolt - Black
  • Bag Kit
  • Zip Ties

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Rear Shocks


2011-2017 Duramax 2" Lift Rear NX2 Shock Absorber (BDS85758)-Shocks-BDS-BDS85758-Dirty Diesel Customs

Rear NX2 Series Shocks (2x)

The BDS NX2 series gas shocks offer impressive performance on and off-road. Standard in most BDS lift kits, these nitrogen-charged, twin-tube shocks offer 10-stage velocity-sensitive valving for lightning-fast damper performance and control.


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2011-2021 Duramax 1-4" Lift Rear Fox 2.0 Series Shock Absorber (FOX98224758)-Shocks-BDS-FOX98224758-Dirty Diesel Customs

Rear Fox 2.0 Series Shocks (2x)

Improve ride quality and capability with the FOX 2.0 performance series IFP shocks. Specially designed for BDS lift systems, these FOX 2.0 aluminum body shocks offer improved cooling capacity and corrosion protection. These shocks use race-proven vehicle-specific valving along with an internal floating piston (IFP) monotube design to separate the shock oil from high-pressure nitrogen to eliminate aeration and maximize performance on/off-road.

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Summary