Calculation of tire size 245/55 R18

245/55R18
245 Tire width
55 Profile height
R18 Tire diameter
438 RPM per km
245mm135mm727mm2283mm
245
55
18
195
65
15
Parameters Sizes
Diameter727mm
Width245mm
Circumference2283mm
Profile height135mm
RPM per km438

Sizes for comparison of tires 245/55 R18

R18
R17 -1
R19 +1
R16 -2
R20 +2