Rough Country 670P - Manual (Page 2)

7. Using a strut compressor, compress the new Rough Country coil
spring s and install. Install coil spring clip back onto the lower
coil spring seat.
8. Attach sway bar end links to sway bar and tighten.
9. Install new Rough Country shock absorbers.
10. Install wheels and tires.
11. Jack up the vehicle, remove the jack stands and lower the vehi-
cle to the ground.
12. Photo #3 shows the caster adjustment on the lower control
arms. The caster will have to be adjusted to insure proper align-
ment.
Proceed to the appropriate installation instructions for the kit with either add-a-leafs in the rear or
lifted rear shackles.
ADD-A-LEAF INSTALLTION INSTRUCTIONS
1. Remove rear factory shocks using a 13mm wrench on top and a 3/4” wrench on bottom and retain hardware.
2. Chock the front wheels and jack up the rear of the vehicle and place the vehicle on jack stands. Remove the wheels
and tires.
3. Working from the drivers side, remove the factory u-bolts and lower the axle with a floor jack. Repeat for passenger
side.
4. Separate the springs and install the provided add-a-leaf in the spring pack using a pyramid pattern smallest on the
bottom graduating to largest on top. The factory flat overload leaf should remain on the bottom of the pack (if
equipped).
5. Clamp the spring with the c-clamp and tighten with the supplied center bolt with the nut on top of the spring and to
not leave a gap between the springs. Cut the thread of the bolt smooth with the nut.
6. Realign the center pin in the leaf spring pack to the centering hole on the axle perch.
7. Install new bend clips on spring.
8. Install the tires/wheels.
9. Remove the jack stands and lower the vehicle to the ground. Tighten factory hardware.
LIFTED SHACKLE INSTALLATION INSTRUCTIONS
1. Remove the stock shackle from the frame mount using a 21mm wrench. Locate and either grind or cut off the excess
from the bolt pictured in Photo 4. This will allow the shackle to move rearward
2. Install the new Rough Country lifted shackle and secure with supplied 9/16” x 4” hardware in the top hole and the
14mm x 110mm in the bottom hole.. Do not fully tighten the hardware at this time. See Photo 5.
3. Install the new shocks with factory hardware. Torque the upper using a 13mm wrench and lower bolts using 3/4”
wrench to factory specs. Repeat for other side.
4. Install the tires and wheels. Jack up the vehicle and remove the jack stands. Lower the vehicle to the floor.
5. Torque the frame bolts, and shackle bolts to factory specs using a 21mm wrench.
6. Install the new Rough Country shock absorbers
7. Install the tires/wheels. Remove the jack stands and lower the vehicle to the ground.
8. Tighten factory hardware.
PHOTO 3
PHOTO 5 PHOTO 4