The Dunlop Sport Maxx RT 2 in size 255/40R21 102Y XL is a flagship Ultra-High Performance (UHP) summer tyre that serves as the 2026 benchmark for steering precision. The MO marking signifies that this is a Mercedes-Benz Original fitment, specifically co-developed for the Mercedes-Benz GLC 43 AMG and high-performance GLC variants.

The (GE) designation confirms manufacturing in Germany, ensuring the highest tier of European quality control.