The most common tyre size on the Alfa Romeo Spider is 185/70R14 (overall diameter ≈ 615 mm). Exact fitment depends on generation and engine — full breakdown below.
| Engine | Tyre sizes |
|---|---|
| Spider 1.6 - 103 PS - Benzin - 1556 Hubraum | 185/70R14 |
| Spider 1600 - 107 PS - Benzin - 1567 Hubraum | 185/70R14 195/60R15 |
| Spider 2.0 - 116 PS - Benzin - 1948 Hubraum | 185/70R14 195/60R15 |
| Spider 2.0 - 120 PS - Benzin - 1962 Hubraum | 185/70R14 195/60R15 |
| Spider 2.0 - 125 PS - Benzin - 1948 Hubraum | 185/70R14 195/60R15 |
| Spider 2.0 - 126 PS - Benzin - 1948 Hubraum | 185/70R14 195/60R15 |
| Spider 2.0 - 126 PS - Benzin - 1962 Hubraum | 185/70R14 195/60R15 |