NHTSA ID Number: 10173083
Manufacturer Communication Number: 122-Z2E3R-04
TSB/Document Date: 2020-04-02
Summary
Workshop campaign instructions for campaign WKF9, which seeks to rework threaded joints on the front and rear axle of affected vehicles.
Remedial Action: 1
Mar 16, 2020
Page 8 of 33
Raise the vehicle on a lifting platform Workshop Manual '4X00IN Lifting the vehicle'.
AfterSales
Service
Technical Information
87/19
ENU
WKF9
4
2
Depending on which side of the vehicle is affected, remove the rear left and/or rear right wheel
Workshop Manual '440519 Removing and installing wheel'.
3
Remove lower longitudinal control arm on the rear axle Workshop Manual '423619 Removing and
installing control arm'.
Information
For information on the tightening procedure and the correct tightening torque, always refer to the modelspecific Workshop Manual.
4
Replace fastening screw Reworking bolts securing
lower longitudinal control arm to bracket -1- and
nut Reworking bolts securing lower longitudinal
control arm to bracket -2-.
For instructions, see Workshop Manual listed below
for each vehicle type.
• 911 Carrera S (992)/911 Carrera 4S (992):
Workshop Manual '423619 Removing and installing
control arm'.
Reworking bolts securing lower longitudinal control arm to bracket
Part No.
Designation
Number on
each side
PAF008675
Hexagon-head bolt, M12 x 1.5 x 90
1 ea.
N 90966402
Hexagon nut, M12 x 1.5
1 ea.
• 911 GT3 (991): Workshop Manual '423619 Removing and installing lower longitudinal control arm'.
Part No.
Designation
Number on
each side
9A700867700
Hexagon-head bolt, M12 x 1.5 x 80
1 ea.
99908444501
Hexagon nut, M12 x 1.5
1 ea.
5
Install lower longitudinal control arm on the rear axle Workshop Manual '421319 Removing and
installing strut'.
AfterSales
Mar 16, 2020
Page 9 of 33
4
Service
WKF9
ENU
Technical Information
87/19
• 911 Carrera S (992)/911 Carrera 4S (992)
Part No.
Designation
Number on
each side
PAF008675
Hexagon-head bolt, M12 x 1.5 x 90
1 ea.
N 90966402
Hexagon nut, M12 x 1.5
1 ea.
Part No.
Designation
Number on
each side
9A700867700
Hexagon-head bolt, M12 x 1.5 x 80
1 ea.
99908444501
Hexagon nut, M12 x 1.5
1 ea.
• 911 GT3 (991):
6
Install wheel on the rear axle Workshop Manual '440519 Removing and installing wheel'.
7
Perform suspension alignment at front and rear and make adjustments Workshop Manual
'449503 Performing suspension alignment at front and rear'.
8
Lower the vehicle and remove it from the lifting platform Workshop Manual '4X00IN Lifting the
vehicle'.
Reworking bolts securing lower longitudinal control arm to wheel bearing housing on the rear axle
(left and right)
Remedial Action: 1
2
Raise the vehicle on a lifting platform Workshop Manual '4X00IN Lifting the vehicle'.
Depending on which side of the vehicle is affected, remove the rear left and/or rear right wheel
Workshop Manual '440519 Removing and installing wheel'.
Information
For information on the tightening procedure and the correct tightening torque, always refer to the modelspecific Workshop Manual.
Mar 16, 2020
Page 10 of 33
AfterSales
Service
Technical Information
3
87/19
ENU
WKF9
4
Replace fastening screw Reworking bolts securing
lower longitudinal control arm to wheel bearing
housing -1- and nut Reworking bolts securing
lower longitudinal control arm to wheel bearing
housing -2-.
For instructions, see Workshop Manual '423619
Removing and installing control arm'.
Reworking bolts securing lower longitudinal
control arm to wheel bearing housing
Part No.
Designation
Number on
each side
PAF008675
Hexagon-head bolt, M12 x 1.5 x 90
1 ea.
N 90966402
Hexagon nut, M12 x 1.5
1 ea.
4
Install wheel on the rear axle Workshop Manual '440519 Removing and installing wheel'.
5
Lower the vehicle and remove it from the lifting platform Workshop Manual '4X00IN Lifting the
vehicle'.
Reworking bolts securing transverse control arm to cross member on the front axle (left and right)
Remedial Action: 1
Raise the vehicle on a lifting platform Workshop Manual '4X00IN Lifting the vehicle'.
2
Depending on which side of the vehicle is affected, remove the front left and/or front right wheel
Workshop Manual '440519 Removing and installing wheel'.
3
Remove front underbody panelling Workshop Manual '519219 Removing and installing front
cover'.
4
Remove cover on trailing arm at the front left and/or front right.
For instructions, see Workshop Manual '401719 Removing and installing lower trailing arm'.
Information
For information on the tightening procedure and the correct tightening torque, always refer to the modelspecific Workshop Manual.
AfterSales
Mar 16, 2020
Page 11 of 33
4
Service
WKF9
ENU
5
Technical Information
87/19
Replace fastening screw Reworking bolts securing transverse control arm to cross member -1and nut Reworking bolts securing transverse control arm to cross member -2-.
For instructions, see Workshop Manual '401719 Removing and installing lower trailing arm'.
Reworking bolts securing transverse
control arm to cross member
Part No.
Designation
Number on
each side
9A700820900
Hexagon-head bolt, M12 x 1.5 x 95
1 ea.
N 90966402
Hexagon nut, M12 x 1.5
1 ea.
6
Install cover on trailing arm at the front left and/or front right.
For instructions, see Workshop Manual '401719 Removing and installing lower trailing arm'.
7
Install front underbody panelling Workshop Manual '519219 Removing and installing front cover'.
8
Install wheel on the rear axle Workshop Manual '440519 Removing and installing wheel'.
9
Lower the vehicle and remove it from the lifting platform Workshop Manual '4X00IN Lifting the
vehicle'.
Reworking bolts securing upper transverse control arm to side section on the rear axle (left and
right)
Remedial Action: 1
Mar 16, 2020
Page 12 of 33
Raise the vehicle on a lifting platform Workshop Manual '4X00IN Lifting the vehicle'.
2
Depending on which side of the vehicle is affected, remove the rear left and/or rear right wheel
Workshop Manual '440519 Removing and installing wheel'.
3
AfterSales
Service
Technical Information
•
•
87/19
ENU
WKF9
4
911 Carrera S (992)/911 Carrera 4S (992)/911 Turbo S (992): Workshop Manual '420619
Removing and installing rear axle carrier
'.
911 GT3 (991)/911 GT3 RS (991)/911 GT2 RS (991): Workshop Manual '420619
Removing and installing rear-axle cross member'.
Information
For information on the tightening procedure and the correct tightening torque, always refer to the modelspecific Workshop Manual.
4
Replace fastening screw Reworking bolts securing
upper transverse control arm to side section
-1- and nut Reworking bolts securing upper
transverse control arm to side section -2- on the
front transverse control arm.
For instructions, see
• 911 Carrera S (992)/911 Carrera 4S (992)/911
Turbo S (992): Workshop Manual '42351951
Removing and installing upper control arm (front)'.
Reworking bolts securing upper transverse
control arm to side section
Part No.
Designation
Number on
each side
9A700867700
Hexagon-head bolt, M12 x 1.5 x 80
1 ea.
N 90966402
Hexagon nut, M12 x 1.5
1 ea.
• 911 GT3 (991)/911 GT3 RS (991)/911 GT2 RS (991): Workshop Manual '423519 Removing
and installing front upper trailing arm'.
Part No.
Designation
Number on
each side
99907287501
Hexagon-head bolt, M12 x 95
1 ea.
99908444501
Hexagon nut, M12 x 1.5
1 ea.
AfterSales
Mar 16, 2020
Page 13 of 33
4
Service
WKF9
ENU
Technical Information
87/19
Information
For information on the tightening procedure and the correct tightening torque, always refer to the modelspecific Workshop Manual.
5
Replace fastening screw Reworking bolts securing upper transverse control arm to side section
-3- and nut Reworking bolts securing upper transverse control arm to side section -4- on the rear
transverse control arm.
For instructions, see
• 911 Carrera S (992)/911 Carrera 4S (992)/911 Turbo S (992): Workshop Manual '42351953
Removing and installing upper control arm (rear)'.
Part No.
Designation
Number on
each side
9A700867700
Hexagon-head bolt, M12 x 1.5 x 80
1 ea.
N 90966402
Hexagon nut, M12 x 1.5
1 ea.
• 911 GT3 (991)/911 GT3 RS (991)/911 GT2 RS (991): Workshop Manual '423519 Removing
and installing front upper trailing arm'.
6
Part No.
Designation
Number on
each side
99907208601
Hexagon-head bolt, M12 x 75
1 ea.
99908444501
Hexagon nut, M12 x 1.5
1 ea.
Install rear axle carrier.
For instructions, see:
• 911 Carrera S (992)/911 Carrera 4S (992)/911 Turbo S (992): Workshop Manual '420619
Removing and installing rear axle carrier'.
Mar 16, 2020
Page 14 of 33
Part No.
Designation
Number on
each side
PAF008735
Hexagon-head bolt, M12 x 1.5 x 95
2 ea.
PAF008673
Hexagon nut, M12 x 1.5 x 110
2 ea.
AfterSales
Service
Technical Information
87/19
ENU
WKF9
4
• 911 GT3 (991)/911 GT3 RS (991)/911 GT2 RS (991): Workshop Manual '420619 Removing
and installing rear-axle cross member'.
Part No.
Designation
Number on
each side
99907286801
Hexagon-head bolt, M12 x 1.5 x 80
2 ea.
99907285901
Hexagon-head bolt, M12 x 1.5 x 58
2 ea.
99908444501
Hexagon nut, M12 x 1.5
4 ea.
7
Install wheel on the rear axle Workshop Manual '440519 Removing and installing wheel'.
8
Perform suspension alignment at front and rear and make adjustments Workshop Manual
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TSB/Document ID: 122-Z2E3R-04
Replacement Service Bulletin Number:
MFR Communication Date: 2020-03-16
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: POWER TRAIN
MFR Component System:
MFR Component Subsystem:
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