NHTSA ID Number: 10245045
Manufacturer Communication Number: No. 27-23
TSB/Document Date: 2023-11-07
Summary
Instructions on the manufacturers certificate for approved wheels and tires.
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
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
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TSB/Document ID: No. 27-23
Replacement Service Bulletin Number:
MFR Communication Date: 2023-10-10
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: WHEELS
MFR Component System:
MFR Component Subsystem:
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