Porsche Taycan Owner's Manual page 282

Technical Data
Tire type
All-season tires
Snow tires
19-inch wheels are not suitable for vehicles with Porsche Surface Coated Brake (PSCB) or Porsche Ceramic Composite Brake (PCCB).
FA = front axle, RA = rear axle, RO = rim offset
Tire pressure
All tire pressures apply only to the tire makes and types approved by Porsche for cold tires (68 °F / 20 °C).
e Set the tire type, tire size and load condition in the Tire Pressure Monitoring System (TPMS).
> Please see chapter "Tire Pressure Monitoring System (TPMS)" on page 253.
Standard tire pressure
280
Tire size
FA: 245/45 R 20 103Y XL
RA: 285/40 R 20 108Y XL
FA: 265/35 ZR 21 (101Y) XL
RA: 305/30 ZR 21 (104Y) XL
FA: 225/55 R19 103H XL M+S
RA: 275/45 R19 108H XL M+S
FA: 245/45 R 20 103H XL M+S
RA: 285/40 R 20 108H XL M+S
FA: 265/35 R 21 101H XL M+S
RA: 305/30 R 21 104H XL M+S
FA: 225/55 R19 103V XL M+S
RA: 275/45 R19 108V XL M+S
FA: 245/45 R 20 103V XL M+S
RA: 285/40 R 20 108V XL M+S
Wheel size
FA: 9.0J x 20 RO 54
RA: 11.0J x 20 RO 60
FA: 9.5J x 21 RO 60
RA: 11.5J x 21 RO 66
FA: 8.0J x 19 RO 50
RA: 10.0J x 19 RO 47
FA: 9.0J x 20 RO 54
RA: 11.0J x 20 RO 60
FA: 9.5J x 21 RO 60
RA: 11.5J x 21 RO 66
FA: 8.0J x 19 RO 50
RA: 10.0J x 19 RO 47
FA: 9.0J x 20 RO 54
RA: 11.0J x 20 RO 60
Fitting snow chains
No
No
No
No
No
On the rear axle only
On the rear axle only