FitmentGuide. The overall diameters of the 235/45R18 and 245/45R18 are within 1.3% of each other. According to the 3% replacement guideline, these sizes are interchangeable
24545-R18 tires are 1.77 inches (45 mm) smaller in diameter than 295/45-R18 tires and the speedometer difference is 6.3%
Thecalculation results are presented in the form of visual infographics, on which tire with size 245/45 R17 is on top, and tire with size 245/40 R18 below. Both in the table and in the graph, the tires are compared according to the following indicators: overall diameter, section width, circumference, sidewall height and clearance.
Compare225/50 R18 vs 245/45 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 50 is used to calculate the sidewall height or "aspect ratio", by percentage.
24545-R18 tires are 1.12 inches (28.5 mm) larger in diameter than 240/40-R18 tires and the speedometer difference is 4.2%.
BetterFuel Economy Factory Ratios Increased Power. vs 235/60-18 vs 235/55-18. 255/55-R18 tires are 0.43 inches (11 mm) larger in diameter than 245/55-R18 tires and the speedometer difference is 1.5%.
5240 6089. Better Fuel Economy Factory Ratios Increased Power. 245/40-R18 tires are 3.86 inches (98 mm) smaller in diameter than 245/60-R18 tires and the speedometer difference is 13.1%.
ContactUs Today. To place an order or inquire about our services, call us today at 800 YALLA | 800 92552 or acquire a free consultation from our experts by sending us an email at customercare@yallatyre.com. Calculate 225/40 R18 vs 225/45 R18 comparison results: Speedometer difference. Welcome to our handy wheel and tire size calculator! Put your current tire size (width,24540-R20 tires are 1.04 inches (26.3 mm) larger in diameter than 245/45-R18 tires and the speedometer difference is 3.8%.
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