NHTSA ID Number: 10162211
Manufacturer Communication Number: 122-R2V6G-07
TSB/Document Date: 2019-07-08
Summary
Instructions for replacing the coil spring on the rear axle now that the original part is no longer available for the respective chassis.
911 (996)
Technical Information
20/17
ENU
4272
4
Rear Axle Coil Spring
Vehicle Type:
911 Carrera (996)/911 Targa (996)/911 Millennium (996)
911 Carrera 4 (996)/911 Carrera 4S (996)
Model Year:
As of 1999 up to 2005
Subject:
Replacing the coil spring on the rear axle during repairs
Information:
Coil spring for the respective chassis no longer available.
Notes:
During repairs, the faulty coil spring will be replaced by a new coil spring of similar design. A spring plate
(compensation part) may also have to be used (see Parts Info table).
The new coil spring has the same function as the coil spring installed in the vehicle.
A faulty coil spring must always be replaced on both sides of the axle.
Existing sets containing a coil spring that is no longer available will be incorporated into new sets.
Parts Info:
The table below shows the incorporation of old coil springs (sets) to new coil springs (sets). A spring plate
(compensation part) may also have to be used.
Coil spring
Currently
Spring plate (compensation part)
New
996.333.531.03
996.333.531.04
996.333.531.36
996.333.531.23
No spring plate (compensation part) required
996.333.531.23
996.333.511.08 – 8,5 mm, color: blue
996.333.531.24
No spring plate (compensation part) required
996.333.531.24
996.333.511.08 – 8,5 mm, color: blue
996.333.531.27
No spring plate (compensation part) required
996.333.531.64
996.333.531.37
996.333.531.65
996.333.531.05
996.333.531.25
996.333.531.38
996.333.531.12
996.333.531.13
996.333.531.14
996.333.531.40
AfterSales
Jun 7, 2019
Page 1 of 7
4
911 (996)
4272
ENU
Technical Information
20/17
996.333.531.16
996.333.531.28
996.333.531.29
996.333.531.27
996.333.511.08 – 8,5 mm, color: blue
996.333.531.30
No spring plate (compensation part) required
996.333.531.31
996.333.531.30
996.333.511.08 – 8,5 mm, color: blue
996.333.531.62
996.333.531.63
No spring plate (compensation part) required
996.333.531.63
996.333.511.08 – 8,5 mm, color: blue
996.333.531.57
996.333.531.56
996.333.511.08 – 8,5 mm, color: blue
996.333.531.48
996.333.531.49
No spring plate (compensation part) required
996.333.531.49
996.333.511.08 – 8,5 mm, color: blue
996.333.531.44
No spring plate (compensation part) required
996.333.531.44
996.333.511.07 – 5.0 mm, color: green
996.333.531.46
No spring plate (compensation part) required
996.333.531.47
996.333.531.46
996.333.511.07 – 5.0 mm, color: green
996.333.531.61
996.333.531.59
996.333.511.08 – 8,5 mm, color: blue
996.333.531.41
996.333.531.42
996.333.531.15
996.333.531.43
996.333.531.26
996.333.531.39
996.333.531.50
996.333.531.51
996.333.531.19
996.333.531.20
996.333.531.21
996.333.531.45
996.333.531.58
996.333.531.22
996.333.531.60
Tools:
VAS 6908 - Stationary Spring Compressor
9546 - Screwdriver
9560 - Press-out tool
Work Procedure: 1
Jun 7, 2019
Page 2 of 7
Preparatory work
1.1
Raise the vehicle and remove wheels on the rear axle.
1.2
Remove rear spring strut ( Workshop Manual '427119 Removing and installing rear spring
strut').
AfterSales
911 (996)
Technical Information
20/17
ENU
4272
4
WARNING
Preloaded or pressurized components
•
Risk of pinching or bruising
Do not reach into the danger area.
Relieve the tension on components before starting work.
Secure components to prevent them from loosening suddenly.
1.3
Disassemble rear spring strut ( Workshop Manual '42 Disassembling and assembling rear
spring strut').
Information
2
•
When installing new parts, refer to the allocations described in the Porsche
Electronic Parts
Catalog (PET).
•
A different spring plate (compensation part) than the one used before may have to be used.
Assembling spring strut
Exploded view of spring strut on rear axle
1
2
3
4
5
6
7
8
9
10
11
12
–
–
–
–
–
–
–
–
–
–
Shock absorber
Circlip
Concave washer (lower)
Coil spring (new)
Protective bellows
Additional spring
Washer
Stop plate (identical part)
Spring plate
Spring plate (compensation part),
depending on coil spring – if required (new)
– Supporting mount (identical part left/right)
– Lock nut, M12 x 1.5 (new)
Figure 1
AfterSales
Jun 7, 2019
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911 (996)
4272
ENU
Technical Information
20/17
2.1
Assemble spring strut as follows (see also
Figure 1):
1
2
3
4
–
–
–
–
Protective bellows
Additional spring
Piston rod
Stop plate (identical part)
2.1.1
Attach protective bellows to additional spring and fit on piston rod
( Figure 2 (Boxster (986)) ).
Figure 2 (Boxster (986))
2.1.2
Push washer and stop plate as far
as they will go onto the piston rod at
the correct position ( Figure 3 ).
1
2
3
4
–
–
–
–
Washer
Stop plate
Piston rod
Coil spring (new)
Figure 3
WARNING
Preloaded or pressurized components
•
Risk of pinching or bruising
Do not reach into the danger area.
Relieve the tension on components before starting work.
Secure components to prevent them from loosening suddenly.
2.1.3
Pre-tension new coil spring using spring tensioner ( Figure 3 ).
Position new coil spring on the shock absorber as shown in Figure 3.
The end of the coil spring is touching the stop on the concave washer.
Jun 7, 2019
Page 4 of 7
AfterSales
911 (996)
Technical Information
2.1.4
20/17
ENU
4272
4
ONLY for the relevant coil spring
(see table):
Press compensation part into the
spring plate at the correct position
(not twisted).
1
2
3
– Compensation part (new)
– Spring plate
– Spring-strut mount
Information
None of the 7 cut-outs ( Fig. 4,
arrow) on the spring plate must be
left free!
Figure 4
2.1.5
Connect spring strut/supporting mount assembly with spring plate (compensation
part) ( Figure 4 -A-).
2.1.6
Fit spring strut/supporting
mount assembly (spring-strut
mount/compensation part/spring
plate) on shock absorber piston rod
( Figure 5 ).
Make sure that the end of the coil
spring is touching the stop on the
spring plate ( Figure 5 -arrow-).
Figure 5
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911 (996)
4272
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Technical Information
20/17
2.1.7
Position stop plate ( Figure 6 -1-)
above the spring strut supporting
mount on the piston rod at the
correct position.
1
2
– Stop plate
– Lock nut, M12 x 1.5 (new)
Fit new lock nut (M12 x 1.5) on
the thread of the piston rod on the
shock absorber and tighten it until
1–2 threads of the piston rod are
visible ( Figure 6 ).
2.1.8
Position/align spring strut
supporting mount with respect
to the shock absorber bracket as
follows ( Figure 7 ):
1
2
•
•
•
Jun 7, 2019
Page 6 of 7
Figure 6
– Threaded bolt for spring
strut supporting mount
– Shock absorber bracket
Check installation position in
the vehicle (left/right side)
One threaded bolt on the
spring strut supporting mount
must be flush with the shock
absorber bracket
Perform a visual inspection to
check that the coil spring is still
touching the stop at the top
and bottom
AfterSales
Figure 7
911 (996)
Technical Information
2.1.9
20/17
4272
ENU
4
Tighten new lock nut (M12 x 1.5) on
the thread of the shock absorber
piston rod.
1
2
3
– Torque wrench
– Open-ended wrench, a/f 7
– Shock absorber piston rod
Tightening torque 58 Nm
(43 ftlb.)
Counter with an open-ended wrench
(a/f 7) if necessary.
3
42 71 20 00:
Concluding work
3.1
Install rear spring strut ( Workshop Manual '427119 Removing and installing rear spring
strut')
3.2
Fit wheels on the rear axle and lower the vehicle.
3.3
Check wheel alignment values on the rear axle and make adjustments if necessary.
ONLY for Coupé:
–Removing and installing rear spring strut (2 x)–
Includes:
Removing and installing wheels
42 71 20 03:
Figure 8
Labor time: 130 TU
ONLY for Cabriolet:
–Removing and installing rear spring strut (2 x)–
Includes:
Removing and installing wheels
Labor time: 140 TU
42 71 38 50:
–Disassembling and assembling rear spring strut (2 x)–
Includes:
Removing and installing coil springs
Labor time: 80 TU
44 90 03 00:
–Performing rear suspension alignment–
Includes:
Checking height, camber, toe and steering-angle sensor actual
value
Without:
Adjusting vehicle at rear. Separate LO No.!
Labor time: 90 TU
AfterSales
Jun 7, 2019
Page 7 of 7
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TSB/Document ID: 122-R2V6G-07
Replacement Service Bulletin Number:
MFR Communication Date: 2019-06-07
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: SUSPENSION:MULTIPLE AXLE
MFR Component System:
MFR Component Subsystem:
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