Raise and safely support the vehicle. Disconnect the rear portion of the exhaust system and hang it from the body. Disconnect the final drive rubber mount and hold it down with a wedge. Remove the bolt that connects the rear stabilizer bar to the strut on the side being worked on, being careful not to damage the brake line. Support the lower 
Control Arm securely with a jack or other device. Lower the control arm enough to slip the coil spring off the retainer without damaging the output shaft joints. To install, make sure to use the same part number, color code, and proper rubber ring for the spring. Install the spring in the proper position. Keep the control arm securely supported while raising and replace the shock bolt. Install the bolts in the final drive rubber mount and tighten them. Tighten the stabilizer bolt and shock bolt with the control arm in the normal ride position. Install the exhaust system. For E36 models, raise the rear of the vehicle and support it securely. Support the lower trailing arm at the hub and disconnect the stabilizer bar at the control arm and subframe. Remove the 
Shock Absorber lower mounting bolt and lower the trailing arm slowly to remove the spring. To install, place the spring with the bushing and lubricate the top. Raise the trailing arm to a level where the bolt can be replaced in the lower shock mount and connect the stabilizer bar. Tighten the stabilizer bolt and shock bolt with the control arm in the normal ride position.