Options Wheels Style124 – Style 124 Included standard on 545 models with Sport Package in the United States Model Years Available: 2004 – Current Name Star Spoke Style 124 Rim Type Cast Alloy Rim Size 18 x 8.0 inches (front)18 x 9.0 inches (rear) Tire Type Performance Run-Flat Tire Size 245/40R-18 (front)275/35R-18 (rear) Part Number 36 11 6 760 617 (front)36 11 6 760 618 (rear) Back to the Wheel Library