Hang the back of the car and remove the rear wheels.
Disconnect the brake lines from the wheel cylinders (see Replacement of the wheel cylinder of the brake mechanism of a back wheel).
We unscrew the fittings of the brake pipes from the lower tips of the hoses and remove the tips of the hoses from the holes of the brackets on the beam (see Rear wheel brake hose replacement).
With a "15" head, we unscrew the four nuts securing the rear wheel bearing trunnion to the rear suspension beam..
... and remove it together with the brake drum.
We disconnect the tip of the parking brake cable from the parking brake lever and remove the tip of the cable from the hole in the brake shield (see Removing elements of the parking brake system).
Remove the brake shield with pads and wheel cylinder.
Similarly, we remove the brake drum with the trunnion and the brake shield assembly with the pads of the other wheel.
Having unbent the bracket of fastening of the brake tube on the beam arm…
…remove it.
Remove the tube from the other side in the same way.
Removing rear suspension springs (see Removing the rear suspension spring).
We install support posts under the beam.
With the "19" head, we unscrew the nut of the bolt securing the lever to the body bracket, holding the bolt from turning with a wrench of the same size.
We take out the bolt.
Similarly, we take out the bolt securing the other lever to the body bracket.
We lower the beam on the racks and remove it.
We install the beam, rear suspension elements and rear brake mechanisms in the reverse order.
We tighten the nuts of the bolts for fastening the levers, as well as the bolts and nuts for fastening the shock absorbers to the prescribed torque in the "car on wheels" position.
After installation, we pump the hydraulic brake system (see Bleeding the hydraulic drive of the brake system).