Hotchkis 1301R Trailing Arms, Lower, 78-88 GM A-Body, 93-02 GM F-Body, Red - Manual

1301 / 1302 / 1305 / 1306
INSTALLATION INSTRUCTIONS
THANK YOU FOR CHOOSING HOTCHKIS PERFORMANCE PRODUCTS
Removal of Stock Lower Trailing Arms
1) Place car on level surface.
2) Support rear of the car on jack stands and remove the rear wheels.
3) Remove the rear sway bar. (if car is equipped-not required on Camaro/Firebird)
4) Place a floor jack under the differential and lift up slightly to remove tension from the
trailing arm bolts-make sure not to lift the car off the jack stands
.
KEEP THE FLOOR JACK UNDER THE CAR DURING THE COMPLETE
REMOVAL AND INSTALLATION PROCEDURE.
CAUTION- DO NOT REMOVE BOTH TRAILING ARMS AT THE SAME
TIME OR THE AXLE WILL ROTATE AND THE TRAILING ARM
INSTALLATION WILL BECOME MUCH MORE DIFFICULT.
5) Start with either lower trailing arm and remove the rear bolt.
6) Then remove the front trailing arm bolt using a socket with an extension-place the
socket through the outer hole in the frame to loosen the nut ( Does not apply to F
body). Caution – be careful not to drop the bolt into the frame – if you do then
remove the bolt through the large hole on the underside of the frame.
7) Remove the unbolted trailing arm.
8) Clean the frame at the trailing arm pivot area with a wire brush.
Installation of HP Lower Trailing Arms
Hotchkis performance trailing arms are fully assembled, greased and ready to install.
1) Apply a thin layer of chassis grease to faces of bushings before installation.
2) Install HP trailing arms with the grease fittings facing down and the sway bar
mounting holes toward the rear of the car.
3) Install the new trailing arm by locating the front bolt first.
4) Place one drop of blue Loctite
5) The trailing arm should then pivot smoothly on the chassis.
on clean threads and torque the nut to 70 ft./lbs.
6) Install the rear bolt.
7) Place one drop of blue Loctite
8) Install the rear sway bar using the stock or supplied bolts. ( 7/16” on early models-
10mm late models 78 on) (1305 trailing arms have supplied hardware) Does not
apply to F body.
on clean threads and torque nut to 70 ft./lbs.