Rough Country 277.20 - Manual (Page 4)

REAR INSTALLATION
1. Chock the front wheels.
2. Place a floor jack under the differential and jack up the rear of the vehicle.
3. Place jack stands under the frame rails and lower onto the jack stands.
4. Remove the tires/wheels.
5. Remove the factory shock absorbers using a 21mm wrench & socket. Retain the factory hardware for reuse.
6. Remove the factory u-bolts using a 21mm socket and lower the axle using the floor jack to allow for the 1 1/2
” block to
be installed.
7. Install the block on the factory spring pad with the flat part of
the block on the spring and the thinner end towards the front.
Jack up the axle to meet the springs, making sure to align
the center pin.
See Photo 1.
8. With the floor jack applying slight pressure to the rear axle to
keep the pin aligned, install the new supplied u-bolts and
tighten in a crossing pattern, using a 7/8
” socket.
9. Locate the new shock absorbers part # 658726. Install the
shock absorbers in the factory mounting locations using the
factory hardware, Tighten using a 21mm wrench & socket
10. Install the tires/wheels.
11. Jack up the vehicle to remove the jack stands. Remove the
jack stands and lower the vehicle to the ground.
Photo 1
POST INSTALLATION INSTRUCITONS
1. Have a qualified alignment center align the vehicle immediately.
2. Have headlights adjusted to proper settings.
3. Wheels must be retighten at 50 miles.
4. All kit components must be retightened at 500 miles and then every three thousand miles after installation. Periodically
check hardware for tightness.
5. Install “Warning to Driver” decal on sun visor.
6. On some vehicles the front lower skirting will need to be trimmed if using certain wheel /tire
combinations and with heavy offset wheels. Trim only as needed.
Strut Spacers
Rear Blocks & U-bolts
Rear Shocks
Box Kit
2-Strut Spacers
4-9/16” x 10 1/2” U-bolts
2-1 1/2” spacer blocks
2-Rear Shock Absorbers
Kit Poly Bag:
4-3/8” x 2 1/4 bolts
8-3/8” washers
4-3/8” lock nuts
10mmstudbag
6-10mm Studs
6-10mm Lock Washers
6-10mm Flat Washers
6-10mm Nuts