This suspension component replaces the factory overload spring with a progressive 5-leaf design to enhance ride quality on various terrains. The system eliminates harsh spring engagement and delivers "1 inch of lift in the rear." Installation requires pairing with a Synergy U-Bolt kit and basic hand tools.
Features:
- Progressive leaf design eliminates overload spring ramp-up
- 1-inch rear lift capability
- Bolt-on installation with basic hand tools. Important: Users should pair this with a Synergy U-Bolt Kit. "The installation of this pack will affect the truck's load carrying characteristics when the factory overload is removed," with increased rear squatting under heavy loads. Airbag kits are recommended for frequent hauling
Fits: 2003-2013 Ram 2500; 2003+ Ram 3500
Includes:
- One dual center pin add-a-leaf pack (sold in pairs); F436 extra thick hard washers and GR8 tall nuts
Specifications:
- Synergy MFG part number: 8516-10