Rear Shock Absorbers -Removal And Refitting; Rear Anti-Roll Bar - Removal And Refitting; Hatchback And Saloon; Main Roll Bar - Opel Kadett Owner's Manual

10•8 Suspension and steering
2 Prise the oil seal out of the inboard side of
the hub.
3 Extract the inner bearing race, then press or
drive the bearing outer tracks from the hub.
4 Clean out the old grease from the hub
cavity. Make sure the bearing seats are
undamaged, then press or drive the new
tracks squarely into the hub.
5 Generously grease the bearing races, the
new oil seal and the bearing tracks. Half fill the
space between the tracks with grease.
6 Fit the inner race and then the oil seal; lips
inwards. Tap the seal into place with a tube or
a piece of wood.
7 Refit the hub as described in Section 10.
Later (1992 onwards) models
8 On later models if the bearings are worn the
complete hub assembly must be renewed; it
is not possible to renew the bearings
separately.
12 Rear shock absorbers -
removal and refitting
Note: Refer to Section 17 for information on
the Astramax
1 Shock absorbers should be renewed in
pairs, but they should only be removed from
one side at a time. Proceed as described
under the relevant sub-heading

Hatchback and Saloon

2 Inside the vehicle, remove the cap from the
shock absorber top mounting. Grip the flats
on the piston rod with pliers or a small
12.9 Rear shock absorber top mounting
setting
A Without level control
B With level control or two locknuts
X = 9 mm
12.2 Rear shock absorber upper mounting
spanner and unscrew the top mounting nut.
Remove the nut, washer and rubber buffer
(see illustration).
3 Raise and support the rear of the vehicle
(see "Jacking and Vehicle Support").
4 On vehicles with the level control system
disconnect the pressure line from the shock
absorber by undoing the union nut.
5 Unbolt the shock absorber lower mounting
(see illustration). Free the shock absorber from
the bracket and remove it from the vehicle.
6 Commence refitting by introducing the
shock absorber to the lower mounting
bracket. Use a plastic or wooden mallet if
need be.
7 Wedge the shock absorber so that the
lower mounting hole is aligned. Fit the lower
mounting bolt, tapping it gently through the
shock absorber eye, and tighten it to the
specified torque.
8 Partly lower the vehicle, guiding the top of
the shock absorber into position. Make sure
that the washer and rubber buffer for the
underside of the top mounting are in position.
9 Lower the vehicle to the ground. Fit the top
mounting rubber buffer and washer. Tighten
the mounting nut or nuts to achieve an
exposed piston rod length as shown (see
illustration). Refit the cap.
10 Repeat the operations on the other side of
the vehicle. Where necessary, on completion,
reconnect the pressure line unions and inflate
the system to 0.8 bar.
Estate and Van
11 Raise and support the rear of the vehicle
(see "Jacking and Vehicle Support").
12.13 Rear shock absorber lower mounting
Y = 6 mm
- Hatchback
- Estate
12.5 Rear shock absorber lower mounting
bolt (arrowed) - Hatchback
12 On vehicles with the level control system,
disconnect the pressure line from the shock
absorber by undoing the union nut.
13 Unload the shock absorber mounting by
jacking up under the axle arm. Remove the
lower mounting nut, washer and rubber buffer
(see illustration). Lower the jack.
14 Remove the top mounting bolt (see
illustration) and extract the shock absorber
from its mountings.
15 Commence refitting by securing the top
end of the shock absorber, but only tighten
the bolt loosely at first.
16 Secure the bottom mounting, making sure
that the rubber buffers and washers are in
position, and tighten the cap nut to the
specified torque.
17 Tighten the top mounting to the specified
torque.
18 Repeat the operations on the other side of
the vehicle, then lower it to the ground. Where
necessary, on completion, reconnect the
pressure line unions and inflate the system to
0.8 bar.
13 Rear anti-roll bar - removal
and refitting

Main roll bar

Removal
1 Slacken the rear wheel bolts on one side
only. Raise and support the rear of the vehicle
(see "Jacking and Vehicle Support") and
remove the roadwheel.
12.14 Rear shock absorber top mounting
bolt (arrowed) - Estate