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USD 600
Part #: SYN8516-02-400

Synergy 8516-02-400 Add-A-Leaf Pack

Vehicle Fitment:
2003-2013 Dodge Ram 2500/3500 4WD | See full application list below
Part #: SYN8516-02-400
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Improve the ride quality on your 2003-2013 Dodge Ram 2500/3500 4WD with the Synergy 5612-02-400 Add-A-Leaf Pack from XDP. The Synergy add-a-leaf pack is a 5-leaf design that replaces the factory overload spring for improved ride quality both on and off-road. It eliminates the harsh spring rate ramp-up caused by overload engagement and results in a more predictable comfy ride and better traction for your vehicle.

  • High-Quality 9/16" E-Coated U-Bolts
  • F436 Extra Thick Hard Washers And GR8 Tall Nuts Included
  • Bolt-On Installation Using Basic Hand Tools

Kit Includes:
(2) 8516 Add-a-leaf packs (Single or Dual center pin depending on part number)
(2 or 4) 1/2-20 UNF x 6.0" long replacement center pins
(4) 9/16-18 UNF x 4.0" or 3.50" x 10-11" long HD E-coated U-bolts (Size varies depending on part number)
(8) 9/16-18 UNF GR8 tall nuts
(8) 9/16" ASTM F436 hard washer extra thick

Note: 2013 Dodge Ram 3500's were a split year for production. If your truck has radius arms use 2014+ Dodge Ram parts.

Vehicle Fitment

2003 Dodge 5.9L 24V Cummins
2004 Dodge 5.9L 24V Cummins
2004.5 Dodge 5.9L 24V Cummins
2005 Dodge 5.9L 24V Cummins
2006 Dodge 5.9L 24V Cummins
2007 Dodge 5.9L 24V Cummins
2007.5 Dodge 6.7L 24V Cummins
2008 Dodge 6.7L 24V Cummins
2009 Dodge 6.7L 24V Cummins
2010 Ram 6.7L 24V Cummins
2010 Dodge 6.7L 24V Cummins
2011 Ram 6.7L 24V Cummins
2011 Dodge 6.7L 24V Cummins
2012 Ram 6.7L 24V Cummins
2012 Dodge 6.7L 24V Cummins
2013 Ram 6.7L 24V Cummins
2013 Dodge 6.7L 24V Cummins
2003 Dodge Gas
2004 Dodge Gas
2004.5 Dodge Gas
2005 Dodge Gas
2006 Dodge Gas
2007 Dodge Gas
2007.5 Dodge Gas
2008 Dodge Gas
2009 Dodge Gas
2010 Ram Gas
2010 Dodge Gas
2011 Ram Gas
2011 Dodge Gas
2012 Ram Gas
2012 Dodge Gas
2013 Ram Gas
2013 Dodge Gas


  • MPN 8516-02-400
  • SKU SYN8516-02-400
  • GTIN 887753145574
  • ID 130382
  • Manufacturer Name Synergy
  • Shipping Weight 61.00 lb.
  • Shipping Length 40 in.
  • Shipping Width 8 in.
  • Shipping Height 8 in.
  • Fuel Type Diesel / Gas
  • E-Code 1
  • Prop 65 Prop 65 WarningWARNING: Cancer & Reproductive Harm -
  • Internal L0R0


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