Wheels - Approved 17 Inch Wheels

91porsche03

July 30, 1991


Model Group

911 C2/C4 4

Part Identifier Number

4405 9106


Subject: 17 Inch Wheel Approval


ATTENTION: Service Manager/Service Technician

This bulletin supersedes Technical Bulletin Group 4, Number 9106, dated June 28, 1991.

Models Affected: 911 Carrera 2 and 911 Carrera 4

Concern: Installing 17 inch wheels on 911 Carrera 2/4.

General Information: The following 17 inch rim/tire sizes and tire makes are presently approved for all 911 Carrera 2/4 models.

Tire Size Rim Size Offset Remarks

Front Axle
205/50 ZR 17 7J x 17 AH 55 mm

Rear Axle
255/40 ZR 17 8J x 17 AH 52 mm No snow chain
clearance





Note: Rim size 9J x 17 AH ('91 911 Turbo rear axle) is not approved for 911 Carrera 2/4.


Approved tire makes and types:
Bridgestone Expedia S-01 NO Michelin MXX 3 NO Pirelli P700-Z NO Yokohama A-008 P NO

Tire Pressure: Summer tires "17 inch"

Front axle: 2.5 Bar (36 psi)
Rear axle: 2.5 Bar (36 psi)

Note: Tire pressures apply only to Porsche approved tire makes and types. Measure tire pressure only when tires are cold (20~ Celsius or 68~ Fahrenheit). Do not underinflate tires.

Figure 1:

Service Information: 1. When installing 17 inch wheels on 911 Carrera 2/4, the steering stop washers, left and fight must be replaced with stop washers Part Number 964 347 325 02 (arrow in Figure 1). Refer to 911 Carrera 2/4 Workshop Manual Volume IV, page 48-3.

Figure 2:

2. The bumper cover plastic edge should protrude slightly in the bumper cover to fender joint area. If the fender metal edge protrudes, only the metal edge should be reworked (cut) in the area of the outer mounting screws on the left and fight side to ensure adequate tire clearance (arrow in Figure 2). After cutting metal, apply rust prevention paint.


Parts Information: The following parts are required in addition to the tires:

Wheel rim 7J x 17 AH: Part Number 965 362 124 00
Wheel rim 8J x 17 AH: Part Number 965 362 126 00
(two each required)
Steering stop: Part Number 964 347 325 02 (two required)
Rubber valve: Part Number 900 265 001 50 (four required)


Conversion sets are also available from the Porsche parts department A set consists of:

Four wheels with tires mounted and balanced
Four wheel center hub caps
Two steering stops
Wheel rim cleaner

The following sets are available:

Wheels with Bridgestone Expedia S-01 N0 tires
Part Number 000 043 180 00

Wheels with Pirelli P700-ZN0 tires
Part Number 000 043 180 01

Wheels with Yokohama A-008 P N0 tires
Part Number 000 043 180 02