The most common tyre size on the Tesla Model Y is 255/40R20 (overall diameter ≈ 712 mm). Exact fitment depends on generation and engine — full breakdown below.
| Engine | Tyre sizes |
|---|---|
| Model Y - 122 PS - Electrical | 255/40R20 255/45R19 |
| Model Y - 155 PS - Electrical | 235/55R18 255/40R20 255/45R19 |
| Model Y - 163 PS - Electrical | 255/40R20 255/45R19 |
| Model Y - 170 PS - Electrical | 255/40R20 255/45R19 |
| Model Y - 173 PS - Electrical | 255/40R20 255/45R19 |
| Model Y - 243 PS - Electrical | 255/40R20 255/45R19 |
| Model Y AWD - 252 PS - Electrical | 255/35R21 255/40R20 255/45R19 275/35R21 |
| Model Y AWD - 258 PS - Electrical | 255/35R21 255/40R20 255/45R19 275/35R21 |
| Model Y Long Range AWD - 208 PS - Electrical | 255/40R20 255/45R19 |
| Model Y Long Range RWD - 136 PS - Electrical | 255/40R20 255/45R19 |
| Model Y Performance AWD - 211 PS - Electrical | 255/35R21 255/40R20 255/45R19 275/35R21 |
| Model Y Standard Range RWD - 120 PS - Electrical | 255/40R20 255/45R19 |