Tightening torques for front axle

Caution: Do not apply grease to Dacromet-type screws and bolts (aluminum-color appearance).

Location

•i.. ... • - .

Thread

i ï

Tightening torque Nm (ftlb.)

* . U

Crossmember

Crossmember to body

9

outer

M 12 x 1,5

105 (77)

inner

M 10

• "t

i ■ »

48 (35)

Transmission shift support plate

to crossmember

»

M 8

¿1 ws

23 (17)

Central tube / Front-axle final drive

Front-axle dinal drive to central tube

M 10

:

46 (34)

Transmission mount (rubber-metal mount)

• î &

to front-axle cross member

M 8

23 (17)

to transmission (central tube)

M 12x 1,5

85 (63)

1

Drive shaft

S

to front-axle final drive

M 8

42 (31)

to wheel hub

M 22 x 1,5

i"!

460 (340)

Crossmember

to body (front)

M 12 x 1,5

i M'-

90 (66)

to crossmember (rear)

& ■ *

M 10

fSi-.f

J.f / v •

46 (34)

V

J

A-arm / joint carrier

A-arm front to

■A.:"

side member

M 12x 1,5

110 (81)

A-arm rear to

*

tm

side member

M 12 x 1,5

85 (63)

Porsche 996 Wheel Torque

Replace bolts (only on front axle) whenever the screw connection has been undone Do not unscrew while vehicle is standing on its wheels. Use new cap after dismantling.

Location

Thread

Tightening torque Nm (ftlb.)

Stabilizer bar

to side member

M 8

23 ((17)

Stabilizer mount to wheel carrier and stabilizer bar

M 10

46 (34)

Steering

(for values not indicated, refer to Repair Group 48)

Tie rod (ball joint) to steering arm

M 12x1.5

75 (55)

Universal joint (steering shaft) to steering gear

M 8

23* (17)

Steering gear to crossmember

Tightening torque and note in Steering Repair Group

Wheel mount

Wheel to wheel hub

M 14 x 1.5

130 (96)

* Replace set screws whenever they have been removed

40 05 37 Dismantling and assembling suspension Tools

Porsche Special Tool 9560

No.

Designation

Special tool

Order number

Explanation

1

Torx screwdriver

9546

000.721.954.60

To lock the ball joints (tie rod and joint carrier) during assembly and disassembly

2

Tie rod puller

Commercially available, e.g. Nexus 168-1 used in conjunction with 12 mm cap nut (refer to page 40-11)

(ball joint puller)

9560

000.721.956.00

To press out the ball joint of the wheel carrier

4

Reversible ratchet

9265/1

000.721.926.51

5

Eccentric insert

9265

000.721.926.50

40 05 37 Dismantling and assembling suspension

No.

Designation

Removal

installation

1

Pan-head screw

1

Tighten to 10 Nm (7 ftlb.)

2

Rpm sensor

1

Coat stem with Molykote Longterm.

3

Lock nut

2

Replace. Tighten to 10 Nm (7 ftlb.).

4

Screw

2

5

Washer

4

6

Air guide

1

7

Lock nut

1

Replace. Tighten to 46 Nm (34 ftlb.).

8

Screw

1

9

Stabilizer mount (Figure shows M 030 mount.

Standard running gear = mount with 2 ball joints)

1

Observe usage acc. to spares catalog when ordering spare parts. Coat threads of ball pin (mounting on wheel carrier) with Optimoly TA. Tighten to 46 Nm (34 ftlb.).

10

Washer

1

Replace.

fp

Lock nut

1

Replace. Tapers of ball joint and steering arm must be free from grease. Tighten to 75 Nm (55 ftlb.).

12

Lock nut

1

Press off ball joint of joint carrier with Special Tool 9560 after having coated puller and rubber boot of ball joint with tire assembly compound.

Replace. Tapers of ball joint and steering arm must be free from grease. Tighten to 75 Nm (55 ftlb.).

13

Collar lock nut

4

Replace. Tighten to 33 Nm (24 ftlb.).

Front Wheel Suspension, Drive Shaft 911 Carrera (993)

No.

Designation

Removal

Installation

14

Spring strut

1

The wheel carrier does not have to be unbolted to remove the strut, and the subsequent parts (No. 17 to No. 19) do not have to be removed either.

15

Gasket

1

Replace.

16

Wheel carrier

1

If the wheel carrier has been removed from the strut, the wheel alignment must be checked and/or adjusted as required.

17a 17b

Pan-head screw M 12 Hexagon head bolt M 14

Replace. Tightening torque (Nm/ftlb.): M 12 = 120 Nm (88) M 14 = 200 Nm (148)

18

Washer

Seating surface free from grease.

19

Cage with collar nuts

1

Replace.

20

Hexagon-head flange bolt M 12 x 1.5 10.9 120 mm long

1

Tighten to 105 Nm (77 ftlb.).

21

Collar lock nut M 12 x 1.5

1

Replace. Tighten to 85 Nm (63 ftlb.).

22

Hexagon head flange bolt M 12 x 1.5, 95 mm long

1

Mote:

No.

Designation

Qty,

Removal

Installation

23

Control arm

1

If the joint carrier (No. 26)

was removed from Ihe

control arm, the wheel

alignment must be check

ed andtor adjusted as re

quired. Caution: Right-

hand and left-hand parts

are different. No welding

or straightening is per

mitted on Ihose com

ponents. When ordering

spare parts, observe

usage acc. to parts

catalog to avoid con

fusion with 964 parts

(refer to page 40-12).

24a

Lock nirt M 12

1

Undo only when replacing

Replace after removal-

24 b

Lock nut M 10

1

the control arm or joint

Tightening torque:

earner

Knurled bolt:

M 12 = 140 Nm

(103 ftlb.h

Caster eccentric:

M 10 = 80 Nm (59 ftlb.}.

25

Caster eccentric

1

26

Joint carrier (ball joint)

1

Tapers of ball joinl and

wheel earner must be

free from grease. Do not

conluse with 964 part

when ordering spare

parts. Identification:

993 = olive-colored

and stamped with a

993 mark. Bore dia

meter of mounting ai

wheel carrier = 12 mm.

964 = gold-colored.

I

Bore diameter (mount

ing) - 10 mm.

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