The Yokohama Advan Sport V105S RFT in size 225/45R18 91Y is a specialized Ultra-High Performance (UHP) Run-Flat tyre. The Y26 marking indicates it is from the absolute freshest 2026 production batch.

In Singapore, this 18-inch fitment is a critical Original Equipment (OE) choice for the BMW 3 Series (F30/G20) and BMW 4 Series, as well as a premier safety upgrade for the Mercedes-Benz C-Class and Audi A4 for drivers who require run-flat capability.