Smoother ride by just replacing the OEM shackle--- Set includes: 2 shackles 1 Box for United States (Domestic and APO/FPO/DPO Mail) 2 Boxes for International (12"(L) x 9"(W) x 6"(H) / 14.5 lbs )
For suspension installation instructions, you need to follow those of the sulastic suspensions “SC” (it is the procedure to remove the swing, and the precautions to take for installation).
Attach these photos, so you can assemble the suspension and it is easier to install it when installing it
Parts of the sulastic suspension SE-09

First, assemble the suspension as shown in the photo.

Suspension Passenger side. Suspension driver side
The above plates will only be used if you do not have the hitch installed on the truck.

Photos of the suspension installed with the additional plate.

If you install the truck with sulastic and hitch, you will not need the plates from the previous photo.

Photos of the suspension installed with hitch.
Suspension Passenger side. Suspension driver side

The number of washers inside the chassis and on the outside of the suspension bushing, will facilitate the installation.