The tire size calculator will show the diameter, width, sidewall, circumference, and revolutions per mile of a tire. Simply enter the tire size off the sidewall of the tire and click the Enter button.
The tire comparison tool will compare a P- metric tire to an “Imperial” or “High Floatation” tire. Comparing the diameter, width, sidewall, circumference, and revolutions per mile for both sizes.
Simply enter both tire sizes into the spaces provided and click the Compare button.
Tire Calculator
Tire Size Visualizer
Width
Dia.
Circ.
Rim
Wall
Revs/Mile
Tire Size Comparison Visualizer
Width
Dia.
Width
Dia.
Circ.
Rim
Wall
Revs/Mile
Circ.
Rim
Wall
Revs/Mile
Speedometer Error
(Set Size1 to OEM Size)
(Set Size1 to OEM Size)
Alternate Tire Sizes
Use the tire converter to populate a list of alternate tire sizes.
Click on each size to see available tires in that size.
Click on each size to see available tires in that size.
Tire Conversion Chart
Tire Conversion Chart P-Metric to Imperial 17 inch Wheel
23" Tire Diameter
- 125/70R17 = 23.9X4.9R17
- 195/40R17 = 23.1x7.7R17
- 195/45R17 = 23.9x7.7R17
- 205/40R17 = 23.5x8.1R17
- 215/35R17 = 22.9x8.5R17
- 215/40R17 = 23.8x8.5R17
- 225/35R17 = 23.2x8.9R17
- 245/35R17 = 23.8x9.6R17
24" Tire Diameter
- 125/80R17 = 24.9X4.9R17
- 135/70R17 = 24.4X5.3R17
- 205/45R17 = 24.3x8.1R17
- 215/45R17 = 24.6x8.5R17
- 225/40R17 = 24.1x8.9R17
- 235/40R17 = 24.4x9.3R17
- 245/40R17 = 24.7x9.6R17
- 275/35R17 = 24.6x10.8R17
25" Tire Diameter
- 135/80R17 = 25.5X5.3R17
- 145/70R17 = 25X5.7R17
- 155/70R17 = 25.5X6.1R17
- 205/50R17 = 25.1x8.1R17
- 205/55R17 = 25.9x8.1R17
- 215/50R17 = 25.5X8.5R17
- 225/45R17 = 25x8.9R17
- 225/50R17 = 25.9x8.9R17
- 235/45R17 = 25.3x9.3R17
- 245/45R17 = 25.7x9.6R17
- 255/40R17 = 25x10R17
- 265/40R17 = 25.3x10.4R17
- 275/40R17 = 25.7x10.8R17
- 295/35R17 = 25.1x11.6R17
- 315/35R17 = 25.7x12.4R17
26" Tire Diameter
- 135/90R17 = 26.6X5.3R17
- 145/80R17 = 26.1X5.7R17
- 155/80R17 = 26.8X6.1R17
- 215/55R17 = 26.3x8.5R17
- 225/55R17 = 26.7x8.9R17
- 235/50R17 = 26.3x9.3R17
- 245/50R17 = 26.6x9.6R17
- 255/45R17 = 26x10R17
- 26X11.5R17
- 285/40R17 = 26x11.2R17
- 295/40R17 = 26.3x11.6R17
- 335/35R17 = 26.2x13.2R17
27" Tire Diameter
- 145/90R17 = 27.3X5.7R17
- 165/80R17 = 27.4X6.5R17
- 215/60R17 = 27.2x8.5R17
- 225/60R17 = 27.6x8.9R17
- 235/55R17 = 27.2x9.3R17
- 245/55R17 = 27.6x9.6R17
- 255/50R17 = 27x10R17
- 275/50R17 = 27.8X10.8R17
- 305/45R17 = 27.8X12R17
- 345/40R17 = 27.9x13.6R17
28" Tire Diameter
- 155/90R17 = 28X6.1R17
- 165/90R17 = 28.7X6.5R17
- 215/65R17 = 28x8.5R17
- 215/70R17 = 28.9x8.5R17
- 225/65R17 = 28.5x8.9R17
- 235/60R17 = 28.1x9.3R17
- 245/60R17 = 28.6X9.6R17
- 255/55R17 = 28x10R17
- 275/55R17 = 28.9x10.8R17
29" Tire Diameter
- 175/90R17 = 29.4X6.9R17
- 225/70R17 = 29.4x8.9R17
- 235/65R17 = 29x9.3R17
- 245/65R17 = 29.5x9.6R17
- 255/60R17 = 29x10R17
- 265/60R17 = 29.5x10.4R17
30" Tire Diameter
- 225/75R17 = 30.3x8.9R17
- 235/70R17 = 30x9.3R17
- 235/75R17 = 30.9x9.3R17
- 245/70R17 = 30.5x9.6R17
- 255/65R17 = 30.1x10R17
- 265/65R17 = 30.6x10.4R17
- 275/60R17 = 30x10.8R17
- 285/60R17 = 30.5X11.2R17
31" Tire Diameter
- 235/80R17 = 31.8x9.3R17
- 245/75R17 = 31.5x9.6R17
- 255/70R17 = 31.1x10R17
- 265/70R17 = 31.6x10.4R17
- 275/65R17 = 31.1x10.8R17
- 285/65R17 = 31.6x11.2R17
- 31X10.5R17
32" Tire Diameter
- 235/85R17 = 32.7X9.3R17
- 255/75R17 = 32.1x10R17
- 275/70R17 = 32.2x10.8R17
- 285/70R17 = 32.7x11.2R17
- 305/65R17 = 32.6x12R17
- 32X10.5R17
- 32X11.5R17
33" Tire Diameter
- 255/80R17 = 33.1x10R17
- 285/75R17 = 33.8x11.2R17
- 295/70R17 = 33.3x11.6R17
- 305/70R17 = 33.8x12R17
- 33X10.5R17
- 33X12.5R17
- 33X13R17
- 33X13.5R17
- 33X9.5R17
34" Tire Diameter
- 275/80R17 = 34.3X10.8R17
- 315/70R17 = 34.4x12.4R17
- 325/70R17 = 34.9x12.8R17
- 34X10.5R17
35" Tire Diameter
- 35X10.5R17
- 35X11.5R17
- 35X12.5R17
- 35X13.5R17
- 35X14.5R17
36" Tire Diameter
- 355/70R17 = 36.6x14R17
- 36X12.5R17
- 36X13.5R17
37" Tire Diameter
- 37X12.5R17
- 37X13R17
- 37X13.5R17
- 37X14R17
38" Tire Diameter
- 38X13.5R17
- 38X14.5R17
- 38.5X13.5R17
- 38.5X14.5R17
- 38X15.5R17
39" Tire Diameter
- 39X13.5R17
- 39.5X13.5R17
- 39.5X15R17
40" Tire Diameter
- 40X13.5R17
- 40X14.5R17
- 40X16R17
Tire Conversion Chart P-Metric to Imperial 18 inch Wheel
23" Tire Diameter
- 215/35R18 = 23.9x8.5R18
24" Tire Diameter
- 125/70R18 = 24.9X4.9R18
- 205/40R18 = 24.5x8.1R18
- 215/40R18 = 24.8x8.5R18
- 225/35R18 = 24.2x8.9R18
- 235/35R18 = 24.5x9.3R18
- 245/35R18 = 24.8x9.6R18
- 285/30R18 = 24.7x11.2R18
25" Tire Diameter
- 135/70R18 = 25.4X5.3R18
- 155/60R18 = 25.3X6.1R18
- 215/45R18 = 25.6x8.5R18
- 225/40R18 = 25.1x8.9R18
- 235/40R18 = 25.4x9.3R18
- 245/40R18 = 25.7x9.6R18
- 255/35R18 = 25x10R18
- 265/35R18 = 25.3x10.4R18
- 275/35R18 = 25.6x10.8R18
- 285/35R18 = 25.9x11.2R18
- 295/30R18 = 25x11.6R18
- 305/30R18 = 25.2x12R18
- 315/30R18 = 25.4x12.4R18
- 335/30R18 = 25.9x13.2R18
26" Tire Diameter
- 135/80R18 = 26.5X5.3R18
- 145/70R18 = 26X5.7R18
- 215/50R18 = 26.5X8.5R18
- 225/45R18 = 26x8.9R18
- 225/50R18 = 26.9x8.9R18
- 235/45R18 = 26.3x9.3R18
- 245/45R18 = 26.7x9.6R18
- 255/40R18 = 26x10R18
- 26X12R18
- 265/40R18 = 26.3x10.4R18
- 275/40R18 = 26.7x10.8R18
- 295/35R18 = 26.1x11.6R18
- 305/35R18 = 26.4x12R18
- 315/35R18 = 26.7x12.4R18
- 345/30R18 = 26.1x13.6R18
27" Tire Diameter
- 145/80R18 = 27.1X5.7R18
- 145/85R18 = 27.7X5.7R18
- 215/55R18 = 27.3x8.5R18
- 225/55R18 = 27.7x8.9R18
- 235/50R18 = 27.3x9.3R18
- 245/50R18 = 27.6x9.6R18
- 255/45R18 = 27x10R18
- 265/45R18 = 27.4x10.4R18
- 275/45R18 = 27.7x10.8R18
- 285/40R18 = 27x11.2R18
- 295/40R18 = 27.3x11.6R18
- 305/40R18 = 27.6X12R18
- 315/40R18 = 27.9x12.4R18
- 325/35R18 = 27x12.8R18
- 345/35R18 = 27.5x13.6R18
28" Tire Diameter
- 155/85R18 = 28.4X6.1R18
- 225/60R18 = 28.6x8.9R18
- 235/55R18 = 28.2x9.3R18
- 245/55R18 = 28.6x9.6R18
- 255/50R18 = 28x10R18
- 265/50R18 = 28.4X10.4R18
- 285/45R18 = 28.1x11.2R18
- 295/45R18 = 28.5x11.6R18
- 305/45R18 = 28.8X12R18
29" Tire Diameter
- 155/90R18 = 29X6.1R18
- 165/90R18 = 29.7X6.5R18
- 225/65R18 = 29.5X8.9R18
- 235/60R18 = 29.1x9.3R18
- 245/60R18 = 29.6x9.6R18
- 255/55R18 = 29x10R18
- 265/55R18 = 29.5X10.4R18
- 275/55R18 = 29.9x10.8R18
- 285/50R18 = 29.2x11.2R18
- 325/45R18 = 29.5X12.8R18
30" Tire Diameter
- 175/90R18 = 30.4X6.9R18
- 235/65R18 = 30x9.3R18
- 245/65R18 = 30.5x9.6R18
- 255/60R18 = 30x10R18
- 265/60R18 = 30.5x10.4R18
- 285/55R18 = 30.3x11.2R18
31" Tire Diameter
- 235/70R18 = 31X9.3R18
- 255/65R18 = 31.1x10R18
- 265/65R18 = 31.6x10.4R18
- 275/60R18 = 31x10.8R18
- 285/60R18 = 31.5x11.2R18
32" Tire Diameter
- 255/70R18 = 32.1x10R18
- 265/70R18 = 32.6x10.4R18
- 275/65R18 = 32.1x10.8R18
- 285/65R18 = 32.6x11.2R18
- 305/60R18 = 32.4x12R18
33" Tire Diameter
- 275/70R18 = 33.2x10.8R18
- 285/70R18 = 33.7x11.2R18
- 295/65R18 = 33.1x11.6R18
- 305/65R18 = 33.6x12R18
- 325/60R18 = 33.4x12.8R18
- 33X10.5R18
- 33X11.5R18
- 33X12.5R18
- 33X13R18
- 33X13.5R18
34" Tire Diameter
- 285/75R18 = 34.8x11.2R18
- 295/70R18 = 34.3X11.6R18
- 305/70R18 = 34.8x12R18
- 325/65R18 = 34.6x12.8R18
- 34X12.5R18
35" Tire Diameter
- 315/70R18 = 35.4x12.4R18
- 35X11.5R18
- 35X12.5R18
- 35X13R18
- 35X13.5R18
- 35X14.5R18
36" Tire Diameter
- 355/65R18 = 36.2x14R18
- 36X13.5R18
37" Tire Diameter
- 37X11.5R18
- 37X12.5R18
- 37X13.5R18
38" Tire Diameter
- 38X13.5R18
- 38X14.5R18
- 38X15R18
- 38X15.5R18
- 38.5X14.5R18
40" Tire Diameter
- 40X13.5R18
- 40X14.5R18
41" Tire Diameter
- 41X14.5R18
Tire Conversion Chart P-Metric to Imperial 19 inch Wheel
24" Tire Diameter
- 215/35R19 = 24.9x8.5R19
- 235/30R19 = 24.6x9.3R19
- 245/30R19 = 24.8x9.6R19
- 295/25R19 = 24.8X11.6R19
25" Tire Diameter
- 115/70R19 = 25.3X4.5R19
- 125/70R19 = 25.9X4.9R19
- 225/35R19 = 25.2x8.9R19
- 235/35R19 = 25.5x9.3R19
- 245/35R19 = 25.8x9.6R19
- 255/30R19 = 25x10R19
- 265/30R19 = 25.3x10.4R19
- 275/30R19 = 25.5x10.8R19
- 285/30R19 = 25.7x11.2R19
- 315/25R19 = 25.2x12.4R19
26" Tire Diameter
- 135/70R19 = 26.4X5.3R19
- 225/40R19 = 26.1x8.9R19
- 235/40R19 = 26.4x9.3R19
- 245/40R19 = 26.7x9.6R19
- 255/35R19 = 26x10R19
- 265/35R19 = 26.3x10.4R19
- 275/35R19 = 26.6x10.8R19
- 285/35R19 = 26.9x11.2R19
- 295/30R19 = 26x11.6R19
- 305/30R19 = 26.2x12R19
- 315/30R19 = 26.4x12.4R19
- 325/30R19 = 26.7x12.8R19
- 335/30R19 = 26.9x13.2R19
27" Tire Diameter
- 155/70R19 = 27.5x6.1R19
- 175/60R19 = 27.3x6.9R19
- 225/45R19 = 27x8.9R19
- 235/45R19 = 27.3x9.3R19
- 245/45R19 = 27.7x9.6R19
- 255/40R19 = 27x10R19
- 265/40R19 = 27.3x10.4R19
- 275/40R19 = 27.7x10.8R19
- 295/35R19 = 27.1x11.6R19
- 305/35R19 = 27.4X12R19
- 315/35R19 = 27.7x12.4R19
- 345/30R19 = 27.1x13.6R19
- 355/30R19 = 27.4x14R19
28" Tire Diameter
- 145/80R19 = 28.1X5.7R19
- 155/80R19 = 28.8X6.1R19
- 225/55R19 = 28.7x8.9R19
- 235/50R19 = 28.3x9.3R19
- 245/50R19 = 28.6x9.6R19
- 255/45R19 = 28x10R19
- 265/45R19 = 28.4X10.4R19
- 275/45R19 = 28.7x10.8R19
- 285/40R19 = 28x11.2R19
- 295/40R19 = 28.3X11.6R19
- 315/40R19 = 28.9x12.4R19
- 345/35R19 = 28.5x13.6R19
29" Tire Diameter
- 235/55R19 = 29.2x9.3R19
- 245/55R19 = 29.6x9.6R19
- 255/50R19 = 29x10R19
- 265/50R19 = 29.4x10.4R19
- 275/50R19 = 29.8X10.8R19
- 285/45R19 = 29.1x11.2R19
- 295/45R19 = 29.5x11.6R19
30" Tire Diameter
- 165/90R19 = 30.7X6.5R19
- 175/80R19 = 30X6.9R19
- 255/55R19 = 30x10R19
- 265/55R19 = 30.5x10.4R19
- 275/55R19 = 30.9x10.8R19
31" Tire Diameter
- 235/65R19 = 31X9.3R19
- 255/60R19 = 31x10R19
Tire Conversion Chart P-Metric to Imperial 20 inch Wheel
25" Tire Diameter
- 215/30R20 = 25.1X8.5R20
- 225/30R20 = 25.3x8.9R20
- 235/30R20 = 25.6x9.3R20
- 245/30R20 = 25.8x9.6R20
- 275/25R20 = 25.4X10.8R20
- 285/25R20 = 25.6x11.2R20
- 295/25R20 = 25.8x11.6R20
26" Tire Diameter
- 145/60R20 = 26.9X5.7R20
- 225/35R20 = 26.2x8.9R20
- 235/35R20 = 26.5x9.3R20
- 245/35R20 = 26.8x9.6R20
- 255/30R20 = 26x10R20
- 265/30R20 = 26.3x10.4R20
- 275/30R20 = 26.5x10.8R20
- 285/30R20 = 26.7x11.2R20
- 305/25R20 = 26x12R20
- 315/25R20 = 26.2x12.4R20
- 325/25R20 = 26.4x12.8R20
- 335/25R20 = 26.6x13.2R20
- 345/25R20 = 26.8X13.6R20
27" Tire Diameter
- 155/60R20 = 27.3x6.1R20
- 155/65R20 = 27.9X6.1R20
- 165/60R20 = 27.8X6.5R20
- 175/55R20 = 27.6x6.9R20
- 195/50R20 = 27.7x7.7R20
- 215/45R20 = 27.6x8.5R20
- 225/40R20 = 27.1X8.9R20
- 235/40R20 = 27.4x9.3R20
- 245/40R20 = 27.7x9.6R20
- 255/35R20 = 27x10R20
- 265/35R20 = 27.3x10.4R20
- 275/35R20 = 27.6x10.8R20
- 285/35R20 = 27.9x11.2R20
- 295/30R20 = 27x11.6R20
- 305/30R20 = 27.2x12R20
- 315/30R20 = 27.4x12.4R20
- 325/30R20 = 27.7x12.8R20
- 335/30R20 = 27.9x13.2R20
28" Tire Diameter
- 225/45R20 = 28X8.9R20
- 235/45R20 = 28.3x9.3R20
- 245/45R20 = 28.7x9.6R20
- 255/40R20 = 28x10R20
- 265/40R20 = 28.3x10.4R20
- 275/40R20 = 28.7x10.8R20
- 295/35R20 = 28.1x11.6R20
- 305/35R20 = 28.4x12R20
- 315/35R20 = 28.7x12.4R20
- 345/30R20 = 28.1x13.6R20
29" Tire Diameter
- 235/50R20 = 29.3X9.3R20
- 245/50R20 = 29.6x9.6R20
- 255/45R20 = 29x10R20
- 265/45R20 = 29.4x10.4R20
- 275/45R20 = 29.7x10.8R20
- 285/40R20 = 29x11.2R20
- 295/40R20 = 29.3x11.6R20
- 305/40R20 = 29.6X12R20
- 325/35R20 = 29X12.8R20
30" Tire Diameter
- 235/55R20 = 30.2x9.3R20
- 255/50R20 = 30x10R20
- 265/50R20 = 30.4x10.4R20
- 275/50R20 = 30.8x10.8R20
- 285/45R20 = 30.1X11.2R20
- 295/45R20 = 30.5x11.6R20
- 305/45R20 = 30.8x12R20
31" Tire Diameter
- 245/60R20 = 31.6x9.6R20
- 255/55R20 = 31x10R20
- 275/55R20 = 31.9x10.8R20
- 285/50R20 = 31.2x11.2R20
- 295/50R20 = 31.6x11.6R20
- 31X18R20
32" Tire Diameter
- 265/60R20 = 32.5x10.4R20
- 285/55R20 = 32.3x11.2R20
- 295/55R20 = 32.8X11.6R20
- 305/50R20 = 32x12R20
- 315/50R20 = 32.4x12.4R20
- 325/50R20 = 32.8x12.8R20
33" Tire Diameter
- 275/60R20 = 33x10.8R20
- 285/60R20 = 33.5x11.2R20
- 295/60R20 = 33.9X11.6R20
- 305/55R20 = 33.2x12R20
- 33X11.5R20
- 33X12R20
- 33X12.5R20
- 33X13.5R20
34" Tire Diameter
- 275/65R20 = 34.1x10.8R20
- 285/65R20 = 34.6x11.2R20
- 305/60R20 = 34.4x12R20
- 315/60R20 = 34.9x12.4R20
- 355/50R20 = 34X14R20
35" Tire Diameter
- 295/65R20 = 35.1X11.6R20
- 325/60R20 = 35.4x12.8R20
- 35X11.5R20
- 35X12.5R20
- 35X13R20
- 35X13.5R20
- 35X14.5R20
36" Tire Diameter
- 355/60R20 = 36.8x14R20
- 36X13.5R20
- 36X15.5R20
37" Tire Diameter
- 37X11.5R20
- 37X12.5R20
- 37X13.5R20
- 37X14.5R20
38" Tire Diameter
- 38X13.5R20
- 38X14.5R20
- 38X15.5R20
- 38.5X13.5R20
- 38.5X14.5R20
39" Tire Diameter
- 39X13.5R20
- 39.5X13.5R20
- 39.5X15R20
40" Tire Diameter
- 40X13.5R20
- 40X14.5R20
- 40X15.5R20
Tire Conversion Chart P-Metric to Imperial 21 inch Wheel
26" Tire Diameter
- 245/30R21 = 26.8x9.6R21
- 295/25R21 = 26.8x11.6R21
27" Tire Diameter
- 245/35R21 = 27.8x9.6R21
- 255/30R21 = 27x10R21
- 265/30R21 = 27.3x10.4R21
- 275/30R21 = 27.5x10.8R21
- 285/30R21 = 27.7x11.2R21
- 305/25R21 = 27x12R21
- 325/25R21 = 27.4x12.8R21
28" Tire Diameter
- 245/40R21 = 28.7x9.6R21
- 255/35R21 = 28X10R21
- 265/35R21 = 28.3x10.4R21
- 275/35R21 = 28.6x10.8R21
- 285/35R21 = 28.9x11.2R21
- 295/30R21 = 28x11.6R21
- 305/30R21 = 28.2x12R21
- 315/30R21 = 28.4X12.4R21
- 325/30R21 = 28.7x12.8R21
- 355/25R21 = 28x14R21
29" Tire Diameter
- 245/45R21 = 29.7X9.6R21
- 255/40R21 = 29X10R21
- 265/40R21 = 29.3x10.4R21
- 275/40R21 = 29.7x10.8R21
- 295/35R21 = 29.1x11.6R21
- 305/35R21 = 29.4X12R21
- 315/35R21 = 29.7X12.4R21
30" Tire Diameter
- 265/45R21 = 30.4x10.4R21
- 275/45R21 = 30.7x10.8R21
- 285/40R21 = 30X11.2R21
- 295/40R21 = 30.3x11.6R21
- 315/40R21 = 30.9X12.4R21
31" Tire Diameter
- 255/50R21 = 31x10R21
- 275/50R21 = 31.8X10.8R21
- 285/45R21 = 31.1x11.2R21
- 325/40R21 = 31.2X12.8R21
Tire Conversion Chart P-Metric to Imperial 22 inch Wheel
27" Tire Diameter
- 235/30R22 = 27.6x9.3R22
- 245/30R22 = 27.8x9.6R22
- 275/25R22 = 27.4x10.8R22
- 285/25R22 = 27.6x11.2R22
- 295/25R22 = 27.8x11.6R22
28" Tire Diameter
- 255/30R22 = 28x10R22
- 265/30R22 = 28.3x10.4R22
- 275/30R22 = 28.5X10.8R22
- 285/30R22 = 28.7x11.2R22
- 305/25R22 = 28x12R22
- 315/25R22 = 28.2x12.4R22
- 335/25R22 = 28.6x13.2R22
29" Tire Diameter
- 255/35R22 = 29x10R22
- 265/35R22 = 29.3x10.4R22
- 275/35R22 = 29.6X10.8R22
- 285/35R22 = 29.9x11.2R22
- 295/30R22 = 29x11.6R22
- 305/30R22 = 29.2x12R22
- 315/30R22 = 29.4X12.4R22
30" Tire Diameter
- 255/40R22 = 30X10R22
- 265/40R22 = 30.3x10.4R22
- 275/40R22 = 30.7x10.8R22
- 295/35R22 = 30.1X11.6R22
- 305/35R22 = 30.4X12R22
- 315/35R22 = 30.7X12.4R22
31" Tire Diameter
- 255/45R22 = 31X10R22
- 265/45R22 = 31.4X10.4R22
- 275/45R22 = 31.7x10.8R22
- 285/40R22 = 31x11.2R22
- 295/40R22 = 31.3x11.6R22
- 305/40R22 = 31.6x12R22
- 325/35R22 = 31X12.8R22
32" Tire Diameter
- 275/50R22 = 32.8x10.8R22
- 285/45R22 = 32.1x11.2R22
- 305/45R22 = 32.8x12R22
33" Tire Diameter
- 285/50R22 = 33.2x11.2R22
- 33X12.5R22
- 33X14.5R22
- 355/4022 = 33.2X14R22
34" Tire Diameter
- 285/55R22 = 34.3X11.2R22
- 295/55R22 = 34.8X11.6R22
- 305/50R22 = 34x12R22
- 325/50R22 = 34.8x12.8R22
35" Tire Diameter
- 35X12.5R22
- 35X14.5R22
- 35X15.5R22
- 375/45R22 = 35.3X14.8R22
36" Tire Diameter
- 325/55R22 = 36.1x12.8R22
- 335/55R22 = 36.5X13.2R22
37" Tire Diameter
- 325/60R22 = 37.4x12.8R22
- 37X12.5R22
- 37X13.5R22
38" Tire Diameter
- 355/60R22 = 38.8x14R22
- 38X13.5R22
- 38X15.5R22
40" Tire Diameter
- 40X14.5R22
- 40X15.5R22
41" Tire Diameter
- 41X14.5R22
42" Tire Diameter
- 42.5X13.5R22
Tire Conversion Chart P-Metric to Imperial 24 inch Wheel
29" Tire Diameter
- 275/25R24 = 29.4x10.8R24
30" Tire Diameter
- 255/30R24 = 30x10R24
- 275/30R24 = 30.5x10.8R24
- 285/30R24 = 30.7x11.2R24
31" Tire Diameter
- 285/35R24 = 31.9x11.2R24
- 295/30R24 = 31X11.6R24
32" Tire Diameter
- 295/35R24 = 32.1x11.6R24
- 305/35R24 = 32.4x12R24
- 315/35R24 = 32.7x12.4R24
- 405/25R24 = 32x15.9R24
33" Tire Diameter
- 285/40R24 = 33x11.2R24
- 295/40R24 = 33.3x11.6R24
34" Tire Diameter
- 385/35R24 = 34.6x15.2R24
35" Tire Diameter
- 325/45R24 = 35.5x12.8R24
- 35X12.5R24
- 35X13.5R24
- 375/40R24 = 35.8X14.8R24
36" Tire Diameter
- 315/50R24 = 36.4X12.4R24
37" Tire Diameter
- 37X13.5R24
- 37X14.5R24
38" Tire Diameter
- 38X13.5R24
- 38X14R24
- 38X15.5R24
40" Tire Diameter
- 40X13.5R24
- 40X14.5R24
- 40X15.5R24
42" Tire Diameter
- 42X15.5R24
Tire Conversion Chart P-Metric to Imperial 26 inch Wheel
31" Tire Diameter
- 275/25R26 = 31.4x10.8R26
- 295/25R26 = 31.8x11.6R26
33" Tire Diameter
- 295/30R26 = 33x11.6R26
- 305/30R26 = 33.2x12R26
35" Tire Diameter
- 315/40R26 = 35.9x12.4R26
37" Tire Diameter
- 37X13.5R26
38" Tire Diameter
- 38X15.5R26
40" Tire Diameter
- 40X13.5R26
- 40X15.5R26
42" Tire Diameter
- 42X15.5R26
Tire Conversion Chart P-Metric to Imperial 28 inch Wheel
33" Tire Diameter
- 295/25R28 = 33.8x11.6R28
37" Tire Diameter
- 325/35R28 = 37x12.8R28
40" Tire Diameter
- 40X15.5R28
42" Tire Diameter
- 42X15.5R28
