Exploded view of wheel bearing housing, wheel bearing unit, trailing arm with mounting bracket, stone deflector — AUDI

Exploded view of wheel bearing housing, wheel bearing unit, trailing arm with mounting bracket, stone deflector
1
Bolt
50 Nm + turn 45° further
Always renew
2
Mounting bracket
3
Bolt
90 Nm + turn 90° further
Always renew
4
Spreader rivet
5
Stone deflector
Removing and installing
Chapter
6
Coupling rod
At the start of series production, the coupling rod with two ball joints was superseded by a coupling rod with one ball joint and one bonded rubber bush. The end with the bonded rubber bush is bolted to the anti-roll bar. Mixed installation of different versions on the same vehicle is not permissible.
7
Bolt
90 Nm + turn 45° further
Always renew
8
Trailing arm
Removing and installing
Chapter
9
Drive shaft
Tightening torque at final drive end
Item
Do not let drive shaft hang down under its own weight when performing repair work, as otherwise excessive bending could damage inner CV joint.
10
Countersunk bolt
70 Nm + turn 90° further
Always renew
11
Wheel bearing housing
Different versions possible: aluminium and steel (installation of steel and aluminium versions possible on same vehicle). For correct version refer to
Electronic parts catalogue
Only aluminium wheel bearing housings are available as replacement parts. Consequently, certain other components may have to be renewed or fitted in addition when installing a new wheel bearing housing
Chapter
Removing and installing
Chapter
12
Speed sensor
13
Bolt
8 Nm
14
Bonded rubber bush
Renewing
Chapter
15
Nut
45 Nm
If a coupling rod with ball joint and bonded rubber bush is installed, the securing bolt must be tightened to the specified torque with the suspension in the unladen position
Chapter
. Otherwise, the bush would be subject to torsion loading and its service life would be shortened. The bolt is inserted from outside to inside.
16
Bolt
4 Nm
17
Brake disc
18
Grease cap
Not fitted on vehicles with four-wheel drive
19
Bolt
Always renew if removed
Different versions; for correct version refer to
Electronic parts catalogue
Hexagon bolt = 200 Nm + turn 180° further; loosening and tightening
Chapter
Twelve-point ribbed bolt = 70 Nm + turn 90° further; loosening and tightening
Chapter
Twelve-point bolt without ribbing = 200 Nm + turn 180° further; loosening and tightening
Chapter
Before securing, clean the threads in the CV joint using a thread tap.
20
Wheel bearing unit
The ABS sensor ring is incorporated in the wheel bearing unit
Removing and installing
Chapter
The wheel bearing unit is maintenance-free and has zero play. There is no provision for adjustment or repair.
21
Bolt
10 Nm
22
Splash plate