Tightening torques for frontaxle

Location

Thread

Tightening torque Nm (ft.lb.)

Cross member

Cross member to chassis outer inner

M 12 M 10

100 (73) 46 (34)

Rubber-metal bearing to cross member

M 8

23 (17)

Central pipe / FA final drive

Rubber-metal bearing to FA final drive

M 12

85 (62.5)

Rubber sealing disk (in area of clamping sleeve) to central shaft

M 6

10(7.5)

Central tube to transmission (FA and RA drive)

M 12

85 (62.5)

Clamping sleeve to central shaft (FA and RA drive)

M 10

75 (55)

Drive shaft

to FA drive

M 8

42 (31)

to wheel hub

M 22

460 (340)

Side member

to chassis (front)

M 12

85 (62.5)

to cross member (rear)

M 10

46 (34)

Control arm/joint carrier

Control arm front to side member

M 12

110* (81)*

Control arm rear to side member

M 12

85 (62.5)

* The screw with washer must be replaced each time the screw connection is undone.

* The screw with washer must be replaced each time the screw connection is undone.

Tightening torques for front-axle

Printed in Germany - VI, 1990

Location

Thread

Tightening torque Nm (ft.lb.)

Joint carrier to control arm

(Castor excenter and fastening)

M 10

65 (48)

Joint carrier to wheel carrier

(Ball joint)

M 12

65(48)

Cooling-air guide for brakes to control arm

M 6

10(7.5)

Spring strut/wheel carrier

Spring strut to wheel carrier (camber adjustment)

M 12 x 1.25*

135(101)*

Spring strut to chassis

M 8

23(17)

Spring stmt support mount to piston rod

M 14

80 (59)

Plug** of spring strut suppport mount (911 Carrera RS)

M 50

180** (133)

Brake caliper to wheel carrier

M 12

85(62.5)

Speed sensor to wheel carrier

M 6

10(7.5)

Retainer plate for wheel bearing on wheel carrier

M 8

37(27)

Wheel hub on wheel carrier (Carrera 2 / turbo as of 91)

M 22

460(339)

Stabilizer

to side member

M 8

23(17)

to stabilizer mount

M 10

46 (34)

Stabilizer mount to wheel carrier (balljoint)

M 10

35 (26)

* Only use original screws and hexagon nuts according to SP catalog (pitch, quality).

Replace M 12 x 1.5 screws (gold-colored, tightening torque 120 Nm (88.5 ft.lb.)) if necessary. Lubricate threads (approx. 10 mm of beginning of threads) and head (bearing surface) of bolts with Optimoly HT.

Do not undo plug while the vehicle is on its wheels. Replace plug after removal (micro-sealed plug).

Tightening torques for front-axle

Printed in Germany - XVI, 1992

911 Carrera 4 Front Wheel Suspension, Axle Shaft

Location

Thread

Tightening torque Nm (ft.lb).

Steering

(unspecified values in repair group 48)

Tie rod (ball joint) to steering arm

M 12

65 (48)

Universal joint to steering gear and steering shaft

M 8

23* (17)

Steering gear to cross member

Tightening torques and note in steering repair group

Wheel mount

Wheel to hub

M 14

130 (96)

* Replace setscrews and locknuts each time they are removed.

Do It Yourself Car Diagnosis

Do It Yourself Car Diagnosis

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