285/35R23 vs 285/40R22
285/40R22 is 3.0 mm taller than 285/35R23 in overall diameter (+0.4%), within the usual 3% limit, so it can replace it where the wheels and clearance allow. With 285/40R22 fitted, the speedometer reads 100 km/h when you are doing 100.4 km/h.
Dimensions side by side
| 285/35R23 | 285/40R22 | |
|---|---|---|
| Overall diameter | 784 mm (30.9″) | 787 mm (31.0″) |
| Section width | 285 mm | 285 mm |
| Sidewall height | 100 mm | 114 mm |
| Rim | 23″ | 22″ |
| Revolutions per km | 406 | 404 |
| In stock | 3 tires from $563.00 | 18 tires from $399.00 |
What changes
- Overall diameter: 285/40R22 is 3.0 mm taller (+0.4%).
- Speedometer: reads 100 km/h at an actual 100.4 km/h with 285/40R22.
- Wheel size changes from 23″ to 22″: you need wheels in the new size.
- Choose a load index at least as high as the one on your door placard.
Vehicles that came with both sizes
Vehicles that use 285/35R23
Vehicles that use 285/40R22
See every alternate size for 285/35R23
Frequently asked questions
Can I use 285/40R22 instead of 285/35R23?
Usually, yes: 285/40R22 is within 3% of the overall diameter of 285/35R23 (+0.4%). Use wheels of the right size and width, match or exceed the original load index, and check clearance at full steering lock.
How much does the speedometer change between 285/35R23 and 285/40R22?
With 285/40R22 instead of 285/35R23, the speedometer shows 100 km/h when you are actually doing 100.4 km/h.
Which vehicles came with both 285/35R23 and 285/40R22?
Both sizes were original equipment, on different trims or packages, on the 2019–2024 Lamborghini Urus, 2022–2024 Aston Martin DBX, 2024 Audi SQ8, 2024 Cadillac Celestiq.