Buy225/45R18 tyres at the best prices online. simple, fast & affordable way to buy tyres online in South Africa & have them fitted at your local fitment centre. R18 Run Flat No Yes Tyre Load Rating 91 95 95Y Y Tyre Pattern ALTIMAX ONE S CINTURATO P7 45 Tyre Size 225/45R18 Tyre Speed Rating T V W Y Tyre Width 225
Compare225/55 R18 vs 225/45 R18. Tire Size and Comparison Calculator calculate tire diameter from code and compare speedometer differences for tire sizes. The first number 225 is the tire width in millimeters. The 2nd number 55 is used to calculate the sidewall height or "aspect ratio", by percentage. 22550-R18 tires are 1.14 inches (29 mm) larger in diameter than 245/40-R18 tires and the speedometer difference is 4.3% Also the online application calculates the difference in real speed and speedometer readings if the difference between tire 235/45 R18 and tire 225/50 R18 is significant. Calculate the difference in inches. If you want to compare other tire sizes, then select their sizes in the drop-down fields and click on the green button. 22540-18 225/45-18 Difference; Diameter inches (mm) 25.09 (637.2) 25.9725555-R18 tires are 1.3 inches (33 mm) larger in diameter than 225/55-R18 tires and the speedometer difference is 4.5%.1EF1B. 39 300 387 145 409 339 316 300 159