This 255/50 YR 16 Pirelli P-Zero Assimetrico tire is often paired with the 225/50 YR 16 P-Zero on the front of many v8 or 12 cylinder engine Ferraris. The 255/50YR16 size tire is not the most common tire in the world. Demand is limited. However Pirelli manufactures this tire again for fitting on the Ferrari 288 GTO, Ferrari TestaRossa & Ferrari 512TR. All these fantastic top-of-the-range Ferraris equipped with 255/50 - 16 rear and 225/50 - 16 front. (P-Zero directional) for the front. the Pzéro range was originally fitted to these vehicles