No. 27-23 Service Bulletin/Repair Instructions

911 (992)
Manufacturer's Certificate
27/23
ENU
4400
4
Approved: Wheels and Tires (27/23)
Revision:
This bulletin replaces bulletin Group 4 48/22, dated January 20, 2023.
Model Year:
As of 2020
Vehicle Type:
Type 992 (Coupé / Cabriolet): 911 Carrera / 911 Carrera 4 / 911 Carrera S / 911 Carrera 4S

/ 911 Carrera GTS / 911 Carrera 4 GTS / 911 Turbo / 911 Turbo S / 911 Targa 4 / 911 Targa

4S / 911 Targa 4 GTS / 911 Targa 4 GTS 50 Years of Porsche Design / 911 Sport Classic / 911

Carrera T / 911 Dakar
Information:
Approval status: August 2023
Sizes:
Permissible summer tires and wheel sizes

(RO = rim offset (ET = Einpresstiefe) in mm, FA = front axle, RA = rear axle)

Tire sizes
Wheel sizes
Snow

chains
911 Carrera / 911 Carrera 4 / 911 Targa 4

Summer

19–/20 inch

FA: 235/40 ZR 19 (96Y) XL

RA: 295/35 ZR 20 (105Y) XL

19–/20 inch

FA: 235/40 ZR 19 (92Y)

RA: 295/35 ZR 20 (101Y)

20–/21 inch

FA: 245/35 ZR 20 (95Y) XL

RA: 305/30 ZR 21 (104Y) XL

20–/21 inch

FA: 245/35 ZR 20 (91Y)

RA: 305/30 ZR 21 (100Y)
FA: 8,5J x 19, RO 52

RA: 11.5J x 20, RO 67
No
FA: 8,5J x 20, RO 53

RA: 11.5J x 21, RO 67
Winter

19–/20 inch

FA: 235/40 R 19 92V

RA: 295/35 R 20 101V

*
FA: 8,5J x 19, RO 52

RA: 11J x 20, RO 66
RA only
19–/20 inch

FA: 235/40 R 19 96V XL

RA: 295/35 R 20 105V XL

*
AfterSales
Oct 10, 2023

Page 1 of 21
4
911 (992)

4400
ENU
Manufacturer's Certificate
27/23
20–/21 inch

FA: 245/35 R 20 95V XL

RA: 295/30 R 21 102V XL
FA: 8,5J x 20, RO 53

RA: 11J x 21, RO 66
Tire sizes
Wheel sizes
Snow

chains
911 Carrera S / 911 Carrera 4S / Carrera GTS / Carrera 4 GTS / 911 Targa

4S / Targa 4 GTS / Targa 4 GTS 50 Years of Porsche Design / Carrera T

Summer

20–/21 inch

FA: 245/35 ZR 20 (95Y) XL

RA: 305/30 ZR 21 (104Y) XL

20–/21 inch

FA: 245/35 ZR 20 (91Y)

RA: 305/30 ZR 21 (100Y)

20–/21 inch

FA: 245/35 ZR 20 (95Y) XL

RA: 305/30 ZR 21 (104Y) XL

20–/21 inch

FA: 245/35 ZR 20 (91Y)

RA: 305/30 ZR 21 (100Y)
FA: 8,5J x 20, RO 53

RA: 11.5J x 21, RO 67
No
Not for 992 Carrera T
FA: 8,5J x 20, RO 50

RA: 11.5J x 21, RO 67
No
Winter

19–/20 inch

Not for GTS

FA: 235/40 R 19 92V

RA: 295/35 R 20 101V

*

19–/20 inch

Not for GTS

FA: 235/40 R 19 96V XL

RA: 295/35 R 20 105V XL

*

20–/21 inch

FA: 245/35 R 20 95V XL

RA: 295/30 R 21 102V XL
Oct 10, 2023

Page 2 of 21
FA: 8,5J x 19, RO 52

RA: 11J x 20, RO 66

Not for 992 Carrera T
FA: 8,5J x 20, RO 50

RA: 11J x 21, RO 66
AfterSales
RA only
911 (992)
Manufacturer's Certificate

Tire sizes
27/23

Wheel sizes
ENU
4400
4
Snow

chains
911 Turbo / 911 Turbo S / 911 Sport Classic

Summer

20–/21 inch

FA: 255/35 ZR 20 (97Y) XL

RA: 315/30 ZR 21 (105Y) XL

20–/21 inch

FA: 255/35 ZR 20 (93Y)

RA: 315/30 ZR 21 (105Y) XL

20–/21 inch

FA: 255/35 ZR 20 (97Y) XL

RA: 315/30 ZR 21 (105Y) XL

20–/21 inch

FA: 255/35 ZR 20 (93Y)

RA: 315/30 ZR 21 (105Y) XL
FA: 9J x 20, RO 41

RA: 11.5J x 21, RO 67
No
Not for 911 Sport Classic
FA: 9.5J x 20, RO 44

RA: 12J x 21, RO 70
No
Winter

20–/21 inch

FA: 245/35 R 20 95V XL

RA: 305/30 R 21 104V XL
FA: 8.5J x 20, RO 40

RA: 11J x 21, RO 66
Tire sizes
Wheel sizes
RA only
Not for 911 Sport Classic

Snow

chains
911 Dakar

Summer

19–/20 inch

FA: 245/45 ZR 19 102Y XL

RA: 295/40 ZR 20 110Y XL
FA: 8.0J x 19 RO38

RA: 11.5J x 20, RO 63
No
FA: 8.0J x 19, RO 38

RA: 11.5J x 20, RO 68
RA only
FA: 8.0J x 19, RO 38

RA: 11.5J x 20, RO 68
RA only
Winter

19–/20 inch

FA: 245/45 R 19 102V XL

RA: 295/40 R 20 110V XL

All-terrain

19–/20 inch

FA: 245/45 R 19 102V XL

RA: 295/40 R 20 110V XL
* Not for vehicles with Porsche Ceramic Composite Brake (PCCB).
AfterSales
Oct 10, 2023

Page 3 of 21
4
911 (992)

4400
Wheels:
ENU
Manufacturer's Certificate
27/23
Overview of Porsche wheels for summer and winter tires

Identification on the inside of the wheel:

Wheel size, rim offset (RO) (ET = Einpresstiefe) in mm, part number (without color code marking FFF) and

Porsche logo
19/20" “Carrera 7” wheel

FA: 8,5J x 19, RO 52 (summer, winter)

Part No. 992.601.025_FFF

RA:11.5J x 20, RO 67 (summer)

Part No. 992.601.025.A_FFF

RA: 11J x 20, RO 66 (winter)

Part No. 992.601.025.B_FFF
Carrera 7
19/20" “992 Safari” wheel

FA: 8J x 19, RO 38 (summer, winter, all-terrain)

Part No. 992.601.025.EP_FFF

RA:11.5J x 20, RO 63 (summer)

Part No. 992.601.025.EQ_FFF

RA: 11.5J x 20, RO 68 (winter, all-terrain)

Part No. 992.601.025.BH_FFF
Safari
Oct 10, 2023

Page 4 of 21
AfterSales
911 (992)
Manufacturer's Certificate
27/23
ENU
4400
4
20/21" “Carrera S5” wheel

FA: 8.5J x 20, RO 53 (summer, winter)

Part No. 992.601.025.C_FFF

or

Part No. 992.601.029.K_FFF (summer)

RA: 11.5J x 21, RO 67 (summer)

Part No. 992.601.025.D_FFF

or

Part No. 992.601.029.L_FFF

RA: 11J x 21, RO 66 (winter)

Part No. 992.601.025.E_FFF
Carrera S5
20/21" “RS Spyder Design 2” wheel

FA: 8.5J x 20, RO 50 (summer)

Part No. 992.601.025.EG_FFF

RA: 11.5J x 21, RO 67 (summer)

Part No. 992.601.025.G_FFF
RS Spyder Design 2
20/21" “Carrera Classic 3” wheel

FA: 8.5J x 20, RO 50 (summer)

Part No. 992.601.025.BC_FFF

or

Part No. 992.601.029.H_FFF

RA: 11.5J x 21, RO 67 (summer)

Part No. 992.601.025.J_FFF

or

Part No. 992.601.029.J_FFF

Carrera Classic 3
AfterSales
Oct 10, 2023

Page 5 of 21
4
911 (992)

4400
ENU
Manufacturer's Certificate
27/23
20/21" “Carrera Exclusive Design” wheel

FA: 8.5J x 20, RO 50 (summer)

Part No. 992.601.025.BE_FFF

RA: 11.5J x 21, RO 67 (summer)

Part No. 992.601.025.L_FFF
Carrera Exclusive Design

20/21" “Turbo S 4” wheel

FA: 9J x 20, RO 41 (summer)

Part No. 992.601.025.AS_FFF

RA: 11.5J x 21, RO 67 (summer)

Part No. 992.601.025.AA_FFF

FA: 8.5J x 20, RO 50 (summer, winter)

Part No. 992.601.025.AT

FA: 8.5J x 20, RO 40 (winter)

Part No. 992.601.025.AB_FFF

RA: 11J x 21, RO 66 (summer)

Part No. 992.601.025.AC
Turbo S 4
20/21" “Turbo Exclusive Design” wheel

FA: 9.5J x 20, RO 44 (summer)

Part No. 992.601.025.AE_FFF

RA: 12J x 21, RO 70 (summer)

Part No. 992.601.025.AJ_FFF
Turbo Exclusive Design
Oct 10, 2023

Page 6 of 21
AfterSales
911 (992)
Manufacturer's Certificate
27/23
ENU
4400
4
20/21" “Turbo S Exclusive Design” wheel

FA: 9.5J x 20, RO 44 (summer)

Part No. 992.601.025.AF_FFF

RA: 12J x 21, RO 70

Part No. 992.601.025.AG_FFF
Turbo S Exclusive Design
20/21" “Sport Classic II” wheel

FA: 9.5J x 20, RO 44 (summer)

Part No. 992.601.025.AP_FFF

FA: 12J x 21, RO 70 (summer)

Part No. 992.601.025.DQ__FFF
Sport-Classic II

20/21" “Turbo 5” wheel

FA: 9J x 20, RO 41(summer, TOP BASIC)

Part No. 992.601.025.AR_FFF

or

FA: 8.5J x 20, RO 50 (summer, C2, C4)

Part No. 992.601.025.BD_FFF

RA: 11.5J x 21, RO 67 (summer)

Part No. 992.601.025.N__FFF

FA: 8.5J x 20, RO 40 (winter, TOP BASIC)

Part No. 992.601.025.P_FFF

RA: 11J x 21, RO 66 (winter, TOP BASIC)

Part No. 992.601.025.Q__FFF
AfterSales
Turbo 5
Oct 10, 2023

Page 7 of 21
4
911 (992)

4400
ENU
Manufacturer's Certificate
27/23
Information

Improper handling can damage the wheel surface.

Carry out tire removal and mounting using a bead holding-down device only.

Use a leather pad on the rim flange to support the valve insertion tool.

Only use the Porsche centering clamping set for balancing.

Do not use brushes to clean the wheels because brushes can cause deep scratches that cannot be

removed by polishing.

Never use solvents or other chemical substances on tires.

Wheel

mounting:
using wheel bolts:

Tightening torque 160 Nm (118 ftlb.)

using central wheel lock:

Tightening torque 600 Nm (444 ftlb.)
Summer Tires:
Tire make and type /

Label value (link to EU database)
Tire size
911 Carrera / 911 Carrera 4 / 911 Targa 4

FA: 235/40 ZR 19 (96Y) XL

RA: 295/35 ZR 20 (105Y) XL
FA: 235/40 ZR 19 (92Y)

RA: 295/35 ZR 20 (101Y)
Michelin PilotSport 4S NA0

FA: https://eprel.ec.europa.eu/qr/413170

RA: https://eprel.ec.europa.eu/qr/410061

Pirelli P Zero NA0

FA: https://eprel.ec.europa.eu/qr/595483

RA: https://eprel.ec.europa.eu/qr/595482

12 3 4

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