Calculation of tire size 245/30 R20

245/30R20
245 Tire width
30 Profile height
R20 Tire diameter
486 RPM per km
245mm74mm655mm2058mm
245
30
20
195
65
15
Parameters Sizes
Diameter655mm
Width245mm
Circumference2058mm
Profile height74mm
RPM per km486

Sizes for comparison of tires 245/30 R20

R20
R19 -1
R18 -2