tire

Tire Size Calculator

Calculate tire sizes in inches or millimeters and find alternative sizes.
Tread Width: 195
Aspect Ratio: 55
Wheel Diameter: 20
Inches
Millimeters

Results for 195/55R20 Tires

disc wheel
Diameter
28.4"
tire width
Width
7.7"
disc wheel
Sidewall
4.2"
tire circumference
Circumference
89.3"
tire rpm
Revs per mile
709

Alternate Tire Sizes

20"
15"
16"
17"
18"
19"
21"
22"
23"
Tire Size
Diameter
Width
Sidewall
Circumference
Revs per mile
275/35R20
27,6"
-2.9%
10,8"
3,8"
86,6"
732
175/55R20
27,6"
-2.9%
6,9"
3,8"
86,6"
732
215/45R20
27,6"
-2.9%
8,5"
3,8"
86,7"
731
195/50R20
27,7"
-2.53%
7,7"
3,8"
86,9"
729
325/30R20
27,7"
-2.53%
12,8"
3,8"
86,9"
729
245/40R20
27,7"
-2.53%
9,6"
3,9"
87,0"
728
335/30R20
27,9"
-1.79%
13,2"
4,0"
87,6"
723
285/35R20
27,9"
-1.79%
11,2"
3,9"
87,5"
724
255/40R20
28,0"
-1.43%
10,0"
4,0"
88,0"
720
345/30R20
28,1"
-1.07%
13,6"
4,1"
88,4"
717
295/35R20
28,1"
-1.07%
11,6"
4,1"
88,3"
717
235/45R20
28,3"
-0.35%
9,3"
4,2"
88,9"
712
Best fit
265/40R20
28,3"
-0.35%
10,4"
4,2"
89,0"
712
Best fit
195/55R20
28,4"
0%
7,7"
4,2"
89,3"
709
Best fit
305/35R20
28,4"
0%
12,0"
4,2"
89,2"
710
Best fit
245/45R20
28,7"
1.05%
9,6"
4,3"
90,1"
704
315/35R20
28,7"
1.05%
12,4"
4,3"
90,1"
704
275/40R20
28,7"
1.05%
10,8"
4,3"
90,0"
704
325/35R20
29,0"
2.07%
12,8"
4,5"
90,9"
697
285/40R20
29,0"
2.07%
11,2"
4,5"
91,0"
696
255/45R20
29,0"
2.07%
10,0"
4,5"
91,2"
695