Porshe 911 (997). Manual - part 260

-2-

Spring strut mount

1

Observe allocation as per Spare Parts
Catalogue.
During fitting, place the lug in the
groove on the piston rod (twist lock of
piston rod opposite the supporting
mount).

-3-

Compensating plate
(intermediate part)

1

Observe allocation, depending on coil
spring tolerance range (see assembly
instructions).
Join to spring plate at the correct
position -4- .

-4-

Spring plate

1

Replace if necessary.

-5-

Washer

1

-6-

1

Observe allocation as per Spare Parts
Catalogue.
PASM and sport-type running gear:
approx. 53 mm long.
Standard running gear: approx. 67
mm long.

-7-

Bellows

1

Replace if necessary. Before
installation, assemble with the
additional spring -6- .

-8-

Coil spring

1

Observe allocation as per Spare Parts
Catalogue.
Always replace both coil springs at
the same time (coil springs are only
available in pairs).

-9-

 or

-9.1-

Concave washer
Variant -9- = 78 mm
diameter
or
Variant -9.1- = 134 mm
diameter (consisting of
concave washer and
rubber support)

1

Fit groove downwards facing snap
ring. Ensure perfect fit on snap ring
-10-

 .

Observe allocation.
Variant -9- for standard running gear
and PASM chassis.
Variant -9.1- for sport-type running
gear (Performance).

-10-

Snap ring

1

Use snap-ring pliers VW 161a
for removal and installation.

Replace. Fit in the specified groove
using snap-ring pliers VW 161a -A or
B-

 (observe table during assembly).

Make sure it fits perfectly in the
groove!

-11-

Vibration damper

1

Observe allocation as per Spare Parts
Catalogue.
The item number is shown on the
damper tube.

Diagnostic system: reading out fault memory and activating systems

Component and assembly overview (with and without PASM)

1197

Disassembling rear spring strut

Tensioning rear spring

1. Pre-tension coil spring using spring clamp for spring struts NR.121 until the piston rod is

relieved. The appropriate forks must be inserted into the spring clamp.

Spring strut mount

2. To loosen the connection between piston rod and spring-strut mount, counter at the bolts on the

spring-strut mount (screw hexagon nuts onto the bolts and use a suitable lever).

On PASM spring struts, use a suitable socket wrench insert, e.g. socket wrench insert for ATF temp. switch
assembly NR.18

.

3. Remove all parts from the piston rod.

Diagnostic system: reading out fault memory and activating systems

Disassembling rear spring strut

1198

Coil spring/compensating plate allocation

Colour marking on coil spring

Identification marking -A- comprising two coloured lines is for the spring constant and spring length
(depending on vehicle version and equipment).

Compensating plate

Identification marking -B- comprising one coloured line (white or green) is for the coil spring tolerance range
(load group) and determines the thickness of the compensating plate.

Coil spring colour

coding -A-

Vehicle version and equipment

Example

violet/white

Standard running gear RoW/USA - Coupe

Example

red/white

PASM RoW - Coupe/Cabriolet with manual
transmission

Diagnostic system: reading out fault memory and activating systems

Coil spring/compensating plate allocation

1199

Coil spring colour coding -B-

Compensating plate

1 white line -B-

Thickness: 0.5 mm
Colour: natural

1 green line -B-

Thickness: 4.0 mm
Colour: black

Rear vibration damper allocation

See allocation in Spare Parts Catalogue.
The item number and colour dot coding is shown on the damper tube.

Assembling spring strut

Note

Observe the correct allocation (vehicle version and equipment) when installing new coil springs
and/or shock absorbers.

• 

Observe allocation of compensating plate according to the coil spring tolerance range.

• 

Coil springs are only available in pairs.

• 

1. Clamp the spring strut at a suitable place in the vice (use jaw liners).

Snap ring position

2. When replacing the vibration damper, fit a new snap ring -10- - using snap-ring pliers VW 161 A -

in the relevant groove -A or B- (see allocation in next table).

Fit bottom concave washer -9- with the groove downwards facing the snap ring -10- . Ensure that
the snap ring -10- and concave washer -9- are seated correctly.

Vehicle version and equipment

System

Snap ring in
position

C2 Coupe RoW/USA, manual transmission

Conventional Groove A

Diagnostic system: reading out fault memory and activating systems

Rear vibration damper allocation

1200