Vauxhall Workshop Service and Repair Manuals

WHEEL HUB, WHEEL BEARING, WHEEL SPINDLE, SEAL RING

Rear Wheel Hub (Disc Hub), Replace One

Release parking brake.

Raise vehicle.

Remove rear wheel.

Mark installation position of rear wheels on hub.

On Models with Drum Brakes

Remove brake drum.

Unscrew retaining bolt.

Loosen parking brake cable at brake cable compensation yoke if required.

Press parking brake shoe lever inwards using screwdriver.

Lever off dust cap from wheel hub.

Remove split pin from wheel spindle nut and unscrew nut.

Remove wheel hub with lock washer from wheel spindle.

Clean wheel spindle and check visually for damage.

On Models with Disc Brakes

Note:

In order to ensure even braking on both sides, both disc hubs must have the same surface as regards smoothness and peak-to-valley height. For this reason, both disc hubs must be replaced in every case.

Unbolt brake caliper and tie up with wire.

Brake system remains closed.

Lever off dust cap.

Remove split pin from wheel spindle nut and unscrew nut.

Remove disc hub with lock washer from wheel spindle.

If necessary detach parking brake cable from brake cable lever.

NOTE:

If the disc hub cannot be removed, the adjustment screw of the parking brake shoe must be loosened.

See corresponding operation in group H.

Clean wheel spindle and check visually for damage.

Check parking brake shoe visually for wear.

See corresponding operation in group H.

Install

On Models with Disc Brakes

Press outer race of outer bearing into disc hub as far as stop with KM-266-4 and KM-466-2.

Press outer race of inner bearing into disc hub as far as stop with KM-266-4 and KM-466-2.

Insert inner tapered roller bearing in disc hub.

Press seal ring with suitable sleeve into disc hub.

Coat and/or fill both wheel bearings, sealing lip of seal ring and hollow space in disc hub with Antifriction Bearing Grease 19 41 574 (90 001 812).

Place disc hub with lock washer on wheel spindle and screw on wheel spindle nut.

Adjust wheel bearing.

See corresponding operation in this group.

Attach parking brake cable "A" and return spring "B" to parking brake lever.

If necessary adjust parking brake.

See corresponding operation in group H.

Install brake caliper and tighten to torque of 65 Nm/47.9 lbf. ft.

Note:

Check that brake pads are in perfect condition and free of wear.

See corresponding operation in group H.

Replace disc hub on other side in same way.

Replace rear wheels and tighten to torque of 90 Nm/66.4 lbf. ft.

Lower vehicle.

Adjust air play by depressing brake pedal fully several times.

On Models with Drum Brakes

Press outer race of outer bearing into wheel hub as far as stop using KM-266-4.

Press outer race of inner bearing into wheel hub as far as stop using KM-266-4.

Insert inner tapered roller bearing in wheel hub.

Press seal ring into wheel hub using suitable sleeve.

Coat/fill both wheel bearings, sealing lip of seal ring and wheel hub hollow space with Antifriction Bearing Grease 19 41 574 (90 001 812).

Shorten adjustment unit by rotating, if required.

Place wheel hub with lock washer on wheel spindle.

Screw on wheel hub nut.

Mount brake drum.

Tighten brake drum detent screw.

Mount rear wheel and tighten - 90 Nm/66.4 lbf. ft.

Adjust wheel bearing play.

See corresponding operation in this group.

Lower vehicle.

Adjust rear wheel brake.

Adjust parking brake if required.