tire

Tire Size Calculator

Calculate tire sizes in inches or millimeters and find alternative sizes.
Tread Width: 245
Aspect Ratio: 35
Wheel Diameter: 21
Inches
Millimeters

Results for 245/35R21 Tires

disc wheel
Diameter
27.8"
tire width
Width
9.6"
disc wheel
Sidewall
3.4"
tire circumference
Circumference
87.1"
tire rpm
Revs per mile
727

Alternate Tire Sizes

21"
14"
15"
16"
17"
18"
19"
20"
22"
Tire Size
Diameter
Width
Sidewall
Circumference
Revs per mile
255/30R21
27,0"
-2.96%
10,0"
3,0"
84,9"
747
305/25R21
27,0"
-2.96%
12,0"
3,0"
84,8"
747
265/30R21
27,3"
-1.83%
10,4"
3,1"
85,6"
740
325/25R21
27,4"
-1.46%
12,8"
3,2"
86,0"
737
275/30R21
27,5"
-1.09%
10,8"
3,2"
86,3"
734
285/30R21
27,7"
-0.36%
11,2"
3,4"
87,1"
728
Best fit
245/35R21
27,8"
0%
9,6"
3,4"
87,1"
727
Best fit
345/25R21
27,8"
0%
13,6"
3,4"
87,3"
726
Best fit
355/25R21
28,0"
0.71%
14,0"
3,5"
87,9"
721
Best fit
255/35R21
28,0"
0.71%
10,0"
3,5"
88,0"
720
Best fit
295/30R21
28,0"
0.71%
11,6"
3,5"
87,8"
722
Best fit
305/30R21
28,2"
1.42%
12,0"
3,6"
88,6"
715
265/35R21
28,3"
1.77%
10,4"
3,7"
88,9"
713
315/30R21
28,4"
2.11%
12,4"
3,7"
89,3"
710