Tire Size Calculator
Calculate tire sizes in inches or millimeters and find alternative sizes.
Inches
Millimeters
Results for 295/40R20 Tires
Diameter
29.3"
Width
11.6"
Sidewall
4.6"
Circumference
92"
Revs per mile
689
Alternate Tire Sizes
20"
15"
16"
17"
18"
19"
21"
22"
23"
24"
Tire Size
Diameter
Width
Sidewall
Circumference
Revs per mile