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WHEELS AND TYRES 549 Speed rating Each tyre can withstand a certain maximum 3 , where a lower speed rating may be used. If such a tyre is chosen, the car must not be The maximum permitted speed is specified in Q 160 km/h (100 mph) (used only on win- T 190 km/h (118 mph) H 210 km/h (130 mph) V 240 km/h (149 mph) W 270 km/h (168 mph) Y 300 km/h (186 mph) WARNING The lowest permitted tyre load index (LI) and speed rating (SS) for the tyres for each respective engine variant are shown in the table, "Load index and speed rating". If a tyre with too low a load index or speed rating is used, it may overheat and be damaged. Related information • • Dimension designation for wheel rim (p. 548) • Approved wheel and tyre sizes (p. 612) • Approved tyre pressures (p. 614) • Load index and speed rating (p. 613) 3 Both those with metal studs and those without. |