2026 Porsche Cayenne GTS Coupe — 285/45R21
2026 Porsche Cayenne GTS Coupe
- Factory size
- 285/45R21 / 315/40R21
- Load / speed
- 113Y / 115Y
Front: 285/45R21Rear: 315/40R21
Front: 285/45R21Rear: 315/40R21
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Factory-size matches for your vehicle2 front + 2 rearNo tires are priced for this selected size and service class.
Choose yours for its prices, shelf stock and open times.
What size tires does the 2026 Porsche Cayenne GTS Coupe take?
The factory tire sizes for the 2026 Porsche Cayenne GTS Coupe are 285/45R21 in front and 315/40R21 in the rear.
The catalog lists the front at load index 113, speed rating Y (up to 186 mph) and the rear at load index 115, speed rating Y (up to 186 mph).
This trim is also listed with 285/40R22 front and 315/35R22 rear. Check which one your vehicle has.
| Wheels | Size | Load index | Speed rating |
|---|---|---|---|
| Front | 285/45R21 | 113 | Y |
| Rear | 315/40R21 | 115 | Y |
| Front | 285/40R22 | 110 | V |
| Rear | 315/35R22 | 111 | V |
Confirm the size printed on the sidewall of your current tire or on the tire placard in the driver's door jamb before you buy. Replacement tires should meet or exceed the vehicle's load index and speed rating.