The Goodyear Eagle F1 Asymmetric 5 in size 255/55R18 109W XL is an ultra-high performance (UHP) summer tyre specifically engineered for luxury SUVs. The MO marking signifies that this tyre is Mercedes-Benz Original equipment, while the Y23 code confirms a 2023 production batch, offering a balanced blend of performance and value for 2026.

In this fitment, it is the factory-standard choice for the Mercedes-Benz GLE (W166/W167) and ML-Class, and it is also a popular high-performance upgrade for the BMW X5, Audi Q7, and Porsche Cayenne.