Yokohama Rubber Co. Ltd. (TYO:5101) is set to begin a sequential launch of its iceGuard 7, a new studless winter tire for passenger cars. Slated to hit the market on Sept. 1, the tire will come in a total of 89 sizes. Under Yokohama Transformation 2023 – a new medium-term management plan set to run over fiscal 2021–2023 – Yokohama…