tire

Tire Size Calculator

Calculate tire sizes in inches or millimeters and find alternative sizes.
Tread Width: 305
Aspect Ratio: 30
Wheel Diameter: 23
Inches
Millimeters

Results for 305/30R23 Tires

disc wheel
Diameter
30.2"
tire width
Width
12"
disc wheel
Sidewall
3.6"
tire circumference
Circumference
94.8"
tire rpm
Revs per mile
668

Alternate Tire Sizes

23"
15"
16"
17"
18"
19"
20"
21"
22"
24"
Tire Size
Diameter
Width
Sidewall
Circumference
Revs per mile
305/30R23
30,2"
0%
12,0"
3,6"
94,8"
668
Best fit
315/30R23
30,4"
0.66%
12,4"
3,7"
95,6"
663
Best fit
275/35R23
30,6"
1.31%
10,8"
3,8"
96,0"
660
325/30R23
30,7"
1.63%
12,8"
3,8"
96,3"
658
285/35R23
30,9"
2.27%
11,2"
3,9"
96,9"
654
335/30R23
30,9"
2.27%
13,2"
4,0"
97,1"
653
255/40R23
31,0"
2.58%
10,0"
4,0"
97,4"
650
295/35R23
31,1"
2.89%
11,6"
4,1"
97,7"
648