Rear suspension (disc brake) - general overview of assembly — VW

Rear suspension (disc brake) - general overview of assembly
WARNING
Always replace self-locking nuts and bolts subject to angular torque
Soldering and straightening operations are not permitted on the suspension supporting components or on those components in which the wheels are mounted
Always replace corroded or rusted screws/nuts
Note
When replacing components with metal and rubber supports, or when bolts/nuts have been removed from such components, you must lift the unloaded axle before tightening
Chapter
.
Axle beam
The stop surface and the threaded holes for the shaft ends must be free of paint and dirt.
Spring seat
Material: Zinc
Check and replace whenever damaged
Coil spring
Correspondence:
Electronic Part Catalogue
Spring seat
Check the supports for damage
Hexagonal head bolt
30 ± 5 Nm + 90° ± 15°
or
75 ± 11 Nm
replace after each removal
If the thread in the welding nut is damaged, it may be repaired with a Heli Coil thread insert.
Repair threads on body
Chapter
Shock absorber
Correspondence
Electronic Parts Catalogue
.
Remove and install
Chapter
WARNING
Only shock absorbers of the same brand
“Supplier”
can be mounted in the same vehicle.
Hexagonal head bolt
40 ± 6 Nm + 90° ± 15°
or
55 ± 8 Nm
replace after each removal
Hexagonal nut
replace after each removal
When tightening the axle body's nut to intermediary position
We recommend that a person counterbalances the vehicle's rear side when tightening
Internal hex head bolt
8 ± 1.5 Nm
Speed sensor
Shaft end
No straightening work is permitted
Thread rework is forbidden.
Protection
Bolt
4 ± 0.6 Nm
Brake disc
Remove and install
Brake system
Rep. gr.
46
Brakes - mechanical systems
Dust protection cover
replace after each removal
Extract and insert
Chapter
A technically correct sealing can only be obtained with a new dust protection cover.
Grooved nut (dodecagonal)
Self-locking
70 Nm 40°
replace after each removal
Wheel hub with roller bearing
replace after each removal
The wheel roller bearing and hub are assembled together in a framework.
This bearing/wheel hub unit is exempt from maintenance and gap, adjustment works as well as repair is not permitted
Hexagonal head bolt
30 Nm 90°
replace after each removal
Cover plate
Handbrake cable bracket
Handbrake cable
Hexagonal head bolt
30 ± 5 Nm + 90° ± 15°
or
75 ± 11 Nm
replace after each removal
If possible, do not release for removal of rear axle
If the thread in the welding nut is damaged, it may be repaired with a Heli Coil thread insert. Repair threads on body
Chapter
Hexagonal nut
Self-locking
replace after each removal
When tightening the axle body nut in the horizontal position (empty vehicle)
Chapter
Hexagonal head bolt
45 Nm 90°
replace after each removal
When tightening the axle body nut in the horizontal position (empty vehicle)
Chapter
Support for rear axle
After installing, check the whole rear axle travel. Adjust if necessary
If possible, do not release for removal of rear axle
Metal-rubber hydraulic bearing
Differentiating characteristics of the metal-rubber bearing
Item
.
The hydraulic metal-rubber bearing has a reinforcement
arrow
that points toward the outside of the vehicle.
When the bearing is not sealed, it must be replaced.
Remove and install
Chapter
Rubber-metal bearing
Remove and install
Chapter
Handbrake cable bracket
Bolts
20 Nm 45°
replace after each removal
Oscillation dampener
replace after each removal