The most common tyre size on the Peugeot RCZ is 235/40R19 (overall diameter ≈ 671 mm). Exact fitment depends on generation and engine — full breakdown below.
| Engine | Tyre sizes |
|---|---|
| RCZ 1.6 (115kW) - 156 PS - Benzin - 1598 Hubraum | 225/45R18 235/40R19 235/45R18 |
| RCZ 1.6 (147kW) - 200 PS - Benzin - 1598 cc | 225/45R18 235/40R19 235/45R18 |
| RCZ 1.6 (199kW) - 271 PS - Benzin - 1598 cc | 235/40R19 |
| RCZ 2.0 HDi - 163 PS - Diesel - 1997 Hubraum | 225/45R18 235/40R19 235/45R18 |