The most common tyre size on the Peugeot 605 is 205/55R16 (overall diameter ≈ 632 mm). Exact fitment depends on generation and engine — full breakdown below.
| Engine | Tyre sizes |
|---|---|
| 605 2.0 GLI/SLI - 107 PS - Benzin - 1998 Hubraum | 185/65R15 195/60R15 195/65R15 205/55R16 205/60R15 |
| 605 2.0 GRI/SRI - 121 PS - Benzin - 1998 Hubraum | 195/65R15 205/55R16 205/60R15 |
| 605 2.0i 16V - 132 PS - Benzin - 1998 Hubraum | 195/65R15 205/55R16 205/60R15 205/65R15 |
| 605 2.0i Turbo - 141 PS - Benzin - 1998 Hubraum | 195/65R15 205/55R16 205/60R15 |
| 605 2.0i Turbo - 147 PS - Benzin - 1998 Hubraum | 195/65R15 205/55R16 205/60R15 205/65R15 |
| 605 2.1 HDi - 109 PS - Diesel - 2088 Hubraum | 195/65R15 205/55R16 205/60R15 205/65R15 |
| 605 2.5 HDi - 129 PS - Diesel - 2446 Hubraum | 195/65R15 205/55R16 205/60R15 205/65R15 |
| 605 3.0 SV 24V - 200 PS - Benzin - 2963 cc | 195/65R15 205/55R16 205/60R15 225/55R16 |
| 605 3.0 SV 24V - 200 PS - Benzin - 2975 cc | 195/65R15 205/55R16 205/60R15 225/55R16 |
| 605 3.0 V6 - 167 PS - Benzin - 2963 Hubraum | 195/65R15 205/55R16 205/60R15 205/65R15 |
| 605 3.0 V6 - 167 PS - Benzin - 2975 Hubraum | 195/65R15 205/55R16 205/60R15 205/65R15 |
| 605 3.0 V6 - 190 PS - Benzin - 2946 Hubraum | 205/55R16 205/65R15 225/55R16 |