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Off Road/Mud Terrain Tire Size Conversion Charts by Wheel Size

  • 13"
  • 14"
  • 15"
  • 16"
  • 17"
  • 18"
  • 19"
  • 20"
  • 21"
  • 22"
  • 23"
  • 24"
  • 26"
  • 28"

Off Road/Mud Terrain Tire Size Conversion Chart for 13" Wheels

155/80R13 = 22.8X6.1R13
175/70R13 = 22.6X6.9R13
175/80R13 = 24X6.9R13
185/60R13 = 21.7X7.3R13
185/70R13 = 23.2X7.3R13
185/80R13 = 24.7X7.3R13
205/60R13 = 22.7X8.1R13
215/50R13 = 21.5X8.50R13
225/45R13 = 21X8.9R13
225/50R13 = 21.9X8.9R13
255/40R13 = 21X10R13

Off Road/Mud Terrain Tire Size Conversion Chart for 14" Wheels

165/65R14 = 22.4X6.50R14
175/65R14 = 23X6.9R14
175/70R14 = 23.6X6.9R14
185/55R14 = 22X7.3R14
185/60R14 = 22.7X7.3R14
185/65R14 = 23.5X7.3R14
185/70R14 = 24.2X7.3R14
195/55R14 = 22.4X7.7R14
195/60R14 = 23.2X7.7R14
195/65R14 = 24X7.7R14
195/70R14 = 24.7X7.7R14
195/75R14 = 25.5X7.7R14
205/50R14 = 22.1X8.1R14
205/55R14 = 22.9X8.1R14
205/60R14 = 23.7X8.1R14
205/70R14 = 25.3X8.1R14
205/75R14 = 26.1X8.1R14
215/60R14 = 24.2X8.50R14
215/70R14 = 25.9X8.50R14
215/75R14 = 26.7X8.50R14
225/50R14 = 22.9X8.9R14
225/60R14 = 24.6X8.9R14
225/70R14 = 26.4X8.9R14
225/85R14 = 29.1X8.7R14
235/60R14 = 25.1X9.3R14
245/60R14 = 25.6X9.7R14
27X9.50R14
28X8.50R14

Off Road/Mud Terrain Tire Conversion Chart for 15" Wheels

145/65R15 = 22.4X5.7R15
155/60R15 = 22.3X6.1R15
165/60R15 = 22.8X6.50R15
175/55R15 = 22.6X6.9R15
175/60R15 = 23.3X6.9R15
175/65R15 = 24X6.9R15
185/55R15 = 23X7.3R15
185/60R15 = 23.7X7.3R15
185/65R15 = 24.5X7.3R15
195/45R15 = 21.9X7.7R15
195/50R15 = 22.7X7.7R15
195/55R15 = 23.4X7.7R15
195/60R15 = 24.2X7.7R15
195/65R15 = 25X7.7R15
195/70R15 = 25.7X7.7R15
205/50R15 = 23.1X8.1R15
205/55R15 = 23.9X8.1R15
205/60R15 = 24.7X8.1R15
205/65R15 = 25.5X8.1R15
205/70R15 = 26.3X8.1R15
205/75R15 = 27.1X8.1R15
215/60R15 = 25.2X8.50R15
215/65R15 = 26X8.50R15
215/70R15 = 26.9X8.50R15
215/75R15 = 27.7X8.50R15
215/85R15 = 29.4X8.50R15
225/45R15 = 23X8.9R15
225/50R15 = 23.9X8.9R15
225/55R15 = 24.7X8.9R15
225/60R15 = 25.6X8.9R15
225/70R15 = 27.4X8.9R15
225/75R15 = 28.3X8.9R15
235/50R15 = 24.3X9.3R15
235/60R15 = 26.1X9.3R15
235/70R15 = 28X9.3R15
235/75R15 = 28.9X9.3R15
245/50R15 = 24.6X9.7R15
245/60R15 = 26.6X9.7R15
255/60R15 = 27X10R15
255/65R15 = 28.1X10R15
255/70R15 = 29.1X10R15
255/75R15 = 30.1X10R15
265/70R15 = 29.6X10.4R15
265/75R15 = 30.6X10.4R15
275/35R15 = 22.6X10.8R15
275/50R15 = 25.8X10.8R15
275/60R15 = 28X10.8R15
295/50R15 = 26.6X11.6R15
295/65R15 = 30.1X11.6R15
315/60R15 = 29.9X12.4R15
325/50R15 = 27.8X12.8R15
345/35R15 = 24.5X13.6R15
27X9.50R15
29X10.50R15
29X11.50R15
29X8.50R15
30X10.50R15

Off Road/Mud Terrain Tire Size Conversion Chart for 16" Wheels

175/50R16 = 22.9X6.9R16
175/55R16 = 23.6X6.9R16
175/60R16 = 24.3X6.9R16
185/55R16 = 24X7.3R16
195/40R16 = 22.1X7.7R16
195/45R16 = 22.9X7.7R16
195/50R16 = 23.7X7.7R16
195/55R16 = 24.4X7.7R16
195/60R16 = 25.2X7.7R16
195/80R16 = 28.3X7.7R16
205/40R16 = 22.5X8.1R16
205/45R16 = 23.3X8.1R16
205/50R16 = 24.1X8.1R16
205/55R16 = 24.9X8.1R16
205/60R16 = 25.7X8.1R16
205/65R16 = 26.5X8.1R16
205/70R16 = 27.3X8.1R16
205/80R16 = 28.9X8.1R16
215/35R16 = 21.9X8.50R16
215/40R16 = 22.8X8.50R16
215/45R16 = 23.6X8.50R16
215/50R16 = 24.5X8.50R16
215/55R16 = 25.3X8.50R16
215/60R16 = 26.2X8.50R16
215/65R16 = 27X8.50R16
215/70R16 = 27.9X8.50R16
215/75R16 = 28.7X8.50R16
215/85R16 = 30.4X8.50R16
225/45R16 = 24X8.9R16
225/50R16 = 24.9X8.9R16
225/55R16 = 25.7X8.9R16
225/60R16 = 26.6X8.9R16
225/65R16 = 27.5X8.9R16
225/70R16 = 28.4X8.9R16
225/75R16 = 29.3X8.9R16
235/55R16 = 26.2X9.3R16
235/60R16 = 27.1X9.3R16
235/65R16 = 28X9.3R16
235/70R16 = 29X9.3R16
235/75R16 = 29.9X9.3R16
235/80R16 = 30.8X9.3R16
235/85R16 = 31.7X9.3R16
245/45R16 = 24.7X9.7R16
245/50R16 = 25.6X9.7R16
245/70R16 = 29.5X9.7R16
245/75R16 = 30.5X9.7R16
255/50R16 = 26X10R16
255/60R16 = 28X10R16
255/65R16 = 29.1X10R16
255/70R16 = 30.1X10R16
255/85R16 = 33.1X10R16
265/70R16 = 30.6X10.4R16
265/75R16 = 31.6X10.4R16

Off Road/Mud Terrain Tire Size Conversion Chart for 17" Wheels

195/40R17 = 23.1X7.7R17
195/45R17 = 23.9X7.7R17
205/40R17 = 23.5X8.1R17
205/45R17 = 24.3X8.1R17
205/50R17 = 25.1X8.1R17
205/55R17 = 25.9X8.1R17
215/35R17 = 22.9X8.50R17
215/40R17 = 23.8X8.50R17
215/45R17 = 24.6X8.50R17
215/50R17 = 25.5X8.50R17
215/55R17 = 26.3X8.50R17
215/60R17 = 27.2X8.50R17
215/65R17 = 28X8.50R17
215/70R17 = 28.9X8.50R17
225/35R17 = 23.2X8.9R17
225/40R17 = 24.1X8.9R17
225/45R17 = 25X8.9R17
225/50R17 = 25.9X8.9R17
225/55R17 = 26.7X8.9R17
225/60R17 = 27.6X8.9R17
225/65R17 = 28.5X8.9R17
225/70R17 = 29.4X8.9R17
225/75R17 = 30.3X8.9R17
235/40R17 = 24.4X9.3R17
235/45R17 = 25.3X9.3R17
235/50R17 = 26.3X9.3R17
235/55R17 = 27.2X9.3R17
235/60R17 = 28.1X9.3R17
235/65R17 = 29X9.3R17
235/70R17 = 30X9.3R17
235/75R17 = 30.9X9.3R17
235/80R17 = 31.8X9.3R17
245/35R17 = 23.8X9.7R17
245/40R17 = 24.7X9.7R17
245/45R17 = 25.7X9.7R17
245/50R17 = 26.6X9.7R17
245/55R17 = 27.6X9.7R17
245/60R17 = 28.6X9.7R17
245/65R17 = 29.5X9.7R17
245/70R17 = 30.5X9.7R17
245/75R17 = 31.5X9.7R17
255/40R17 = 25X10R17
255/45R17 = 26X10R17
255/50R17 = 27X10R17
255/55R17 = 28X10R17
255/60R17 = 29X10R17
255/65R17 = 30.1X10R17
255/70R17 = 31.1X10R17
255/75R17 = 32.1X10R17
255/80R17 = 33.1X10R17
265/40R17 = 25.3X10.4R17
265/60R17 = 29.5X10.4R17
265/65R17 = 30.6X10.4R17
265/70R17 = 31.6X10.4R17
275/35R17 = 24.6X10.8R17

Off Road/Mud Terrain Tire Size Conversion Chart for 18" Wheels

205/40R18 = 24.5X8.1R18
215/35R18 = 23.9X8.50R18
215/40R18 = 24.8X8.50R18
215/45R18 = 25.6X8.50R18
215/55R18 = 27.3X8.50R18
225/35R18 = 24.2X8.9R18
225/40R18 = 25.1X8.9R18
225/45R18 = 26X8.9R18
225/50R18 = 26.9X8.9R18
225/55R18 = 27.7X8.9R18
225/60R18 = 28.6X8.9R18
235/35R18 = 24.5X9.3R18
235/40R18 = 25.4X9.3R18
235/45R18 = 26.3X9.3R18
235/50R18 = 27.3X9.3R18
235/55R18 = 28.2X9.3R18
235/60R18 = 29.1X9.3R18
235/65R18 = 30X9.3R18
245/35R18 = 24.8X9.7R18
245/40R18 = 25.7X9.7R18
245/45R18 = 26.7X9.7R18
245/50R18 = 27.6X9.7R18
245/55R18 = 28.6X9.7R18
245/60R18 = 29.6X9.7R18
245/65R18 = 30.5X9.7R18
255/35R18 = 25X10R18
255/40R18 = 26X10R18
255/45R18 = 27X10R18
255/50R18 = 28X10R18
255/55R18 = 29X10R18
255/60R18 = 30X10R18
255/65R18 = 31.1X10R18
255/70R18 = 32.1X10R18
265/35R18 = 25.3X10.4R18
265/40R18 = 26.3X10.4R18
265/45R18 = 27.4X10.4R18
265/60R18 = 30.5X10.4R18
265/65R18 = 31.6X10.4R18
265/70R18 = 32.6X10.4R18
275/35R18 = 25.6X10.8R18
275/40R18 = 26.7X10.8R18
275/45R18 = 27.7X10.8R18
275/55R18 = 29.9X10.8R18
275/60R18 = 31X10.8R18
275/65R18 = 32.1X10.8R18
275/70R18 = 33.2X10.8R18
285/30R18 = 24.7X11.2R18
285/35R18 = 25.9X11.2R18
285/40R18 = 27X11.2R18
285/45R18 = 28.1X11.2R18
285/50R18 = 29.2X11.2R18
285/55R18 = 30.3X11.2R18
285/60R18 = 31.5X11.2R18
285/65R18 = 32.6X11.2R18
285/70R18 = 33.7X11.2R18
285/75R18 = 34.8X11.2R18
295/30R18 = 25X11.6R18
295/35R18 = 26.1X11.6R18
295/40R18 = 27.3X11.6R18
295/45R18 = 28.5X11.6R18
295/65R18 = 33.1X11.6R18
305/30R18 = 25.2X12R18
305/35R18 = 26.4X12R18
305/60R18 = 32.4X12R18
305/65R18 = 33.6X12R18
305/70R18 = 34.8X12R18
315/30R18 = 25.4X12.4R18
315/35R18 = 26.7X12.4R18
315/40R18 = 27.9X12.4R18
325/60R18 = 33.4X12.8R18
325/65R18 = 34.6X12.8R18
335/30R18 = 25.9X13.2R18
345/30R18 = 26.1X13.6R18
345/35R18 = 27.5X13.6R18
355/65R18 = 36.2X14R18
33X12.50R18
33X13.50R18
35X12.50R18
35X14.50R18
36X13.50R18
37X12.50R18
37X13.50R18
38X13.50R18
38X14.50R18
38X15.50R18
38.5X14.50R18
40X13.50R18
40X14.50R18
41X14.50R18

Off Road/Mud Terrain Tire Size Conversion Chart for 19" Wheels

215/35R19 = 24.9X8.50R19
225/35R19 = 25.2X8.9R19
225/40R19 = 26.1X8.9R19
225/45R19 = 27X8.9R19
225/55R19 = 28.7X8.9R19
235/30R19 = 24.6X9.3R19
235/35R19 = 25.5X9.3R19
235/40R19 = 26.4X9.3R19
235/45R19 = 27.3X9.3R19
235/50R19 = 28.3X9.3R19
235/55R19 = 29.2X9.3R19
245/30R19 = 24.8X9.7R19
245/35R19 = 25.8X9.7R19
245/40R19 = 26.7X9.7R19
245/45R19 = 27.7X9.7R19
245/50R19 = 28.6X9.7R19
245/55R19 = 29.6X9.7R19
255/30R19 = 25X10R19
255/35R19 = 26X10R19
255/40R19 = 27X10R19
255/45R19 = 28X10R19
255/50R19 = 29X10R19
255/55R19 = 30X10R19
255/60R19 = 31X10R19
265/30R19 = 25.3X10.4R19
265/35R19 = 26.3X10.4R19
265/40R19 = 27.3X10.4R19
265/50R19 = 29.4X10.4R19
265/55R19 = 30.5X10.4R19
275/30R19 = 25.5X10.8R19
275/35R19 = 26.6X10.8R19
275/40R19 = 27.7X10.8R19
275/45R19 = 28.7X10.8R19
275/50R19 = 29.8X10.8R19
275/55R19 = 30.9X10.8R19
285/30R19 = 25.7X11.2R19
285/35R19 = 26.9X11.2R19
285/40R19 = 28X11.2R19
285/45R19 = 29.1X11.2R19
295/30R19 = 26X11.6R19
295/35R19 = 27.1X11.6R19
295/45R19 = 29.5X11.6R19
305/30R19 = 26.2X12R19
315/25R19 = 25.2X12.4R19
315/30R19 = 26.4X12.4R19
315/35R19 = 27.7X12.4R19
315/40R19 = 28.9X12.4R19
325/30R19 = 26.7X12.8R19
335/30R19 = 26.9X13.2R19
345/30R19 = 27.1X13.6R19
345/35R19 = 28.5X13.6R19

Off Road/Mud Terrain Tire Size Conversion Chart for 20" Wheels

225/30R20 = 25.3X8.9R20
225/35R20 = 26.2X8.9R20
235/30R20 = 25.6X9.3R20
235/35R20 = 26.5X9.3R20
235/45R20 = 28.3X9.3R20
235/55R20 = 30.2X9.3R20
245/30R20 = 25.8X9.7R20
245/35R20 = 26.8X9.7R20
245/40R20 = 27.7X9.7R20
245/45R20 = 28.7X9.7R20
245/50R20 = 29.6X9.7R20
245/60R20 = 31.6X9.7R20
255/30R20 = 26X10R20
255/35R20 = 27X10R20
255/40R20 = 28X10R20
255/45R20 = 29X10R20
255/50R20 = 30X10R20
255/55R20 = 31X10R20
265/30R20 = 26X10.4R20
265/35R20 = 27X10.4R20
265/40R20 = 28X10.4R20
265/45R20 = 29X10.4R20
265/50R20 = 30X10.4R20
265/60R20 = 32X10.4R20
275/30R20 = 26.5X10.8R20
275/35R20 = 27.6X10.8R20
275/40R20 = 28.7X10.8R20
275/45R20 = 29.7X10.8R20
275/50R20 = 30.8X10.8R20
275/55R20 = 31.9X10.8R20
275/60R20 = 33X10.8R20
275/65R20 = 34.1X10.8R20
285/25R20 = 25.6X11.2R20
285/30R20 = 26.7X11.2R20
285/35R20 = 27.9X11.2R20
285/40R20 = 29X11.2R20
285/50R20 = 31.2X11.2R20
285/55R20 = 32.3X11.2R20
285/60R20 = 33.5X11.2R20
285/65R20 = 34.6X11.2R20
295/25R20 = 25.8X11.6R20
295/30R20 = 27X11.6R20
295/35R20 = 28.1X11.6R20
295/40R20 = 29.3X11.6R20
295/45R20 = 30.5X11.6R20
295/50R20 = 31.6X11.6R20
305/25R20 = 26X12R20
305/30R20 = 27.2X12R20
305/35R20 = 28.4X12R20
305/45R20 = 30.8X12R20
305/50R20 = 32X12R20
305/55R20 = 33.2X12R20
305/60R20 = 34.4X12R20
315/25R20 = 26.2X12.4R20
315/30R20 = 27.4X12.4R20
315/35R20 = 28.7X12.4R20
315/50R20 = 32.4X12.4R20
325/25R20 = 26.4X12.8R20
325/30R20 = 27.7X12.8R20
325/50R20 = 32.8X12.8R20
325/60R20 = 35.4X12.8R20
335/25R20 = 26.6X13.2R20
335/30R20 = 27.9X13.2R20
345/25R20 = 26.8X13.6R20
345/30R20 = 28.1X13.6R20
355/60R20 = 36.8X14R20
33X12.50R20
33X13.50R20
35X12.50R20
35X14.50R20
36X13.50R20
37X12.50R20
37X13.50R20
38X14.50R20
38X15.50R20
38.5X14.50R20
39.5X13.50R20
39.5X15R20
40X14.50R20
40X15.50R20
41X14.50R20
42X14.50R20
42X15R20
42.5X13.50R20
43X14.50R20
44X19.50R20
44X21R20
49X21R20
54X19.50R20

Off Road/Mud Terrain Tire Size Conversion Chart for 21" Wheels

245/30R21 = 26.8X9.7R21
245/35R21 = 27.8X9.7R21
245/40R21 = 28.7X9.7R21
255/30R21 = 27X10R21
255/35R21 = 28X10R21
255/50R21 = 31X10R21
265/30R21 = 27.3X10.4R21
265/35R21 = 28.3X10.4R21
265/40R21 = 29.3X10.4R21
265/45R21 = 30.4X10.4R21
275/30R21 = 27.5X10.8R21
275/35R21 = 28.6X10.8R21
275/40R21 = 29.7X10.8R21
285/30R21 = 27.7X11.2R21
285/35R21 = 28.9X11.2R21
285/45R21 = 31.1X11.2R21
295/25R21 = 26.8X11.6R21
295/30R21 = 28X11.6R21
295/35R21 = 29.1X11.6R21
295/40R21 = 30.3X11.6R21
305/30R21 = 28.2X12R21
325/30R21 = 28.7X12.8R21
355/25R21 = 28X14R21
375/20R21 = 26.9X14.8R21

Off Road/Mud Terrain Tire Size Conversion Chart for 22" Wheels

235/30R22 = 27.6X9.3R22
245/30R22 = 27.8X9.7R22
255/30R22 = 28X10R22
255/35R22 = 29X10R22
265/30R22 = 28.3X10.4R22
265/35R22 = 29.3X10.4R22
265/40R22 = 30.3X10.4R22
275/25R22 = 27.4X10.8R22
275/40R22 = 30.7X10.8R22
275/45R22 = 31.7X10.8R22
275/50R22 = 32.8X10.8R22
285/25R22 = 27.6X11.2R22
285/30R22 = 28.7X11.2R22
285/35R22 = 29.9X11.2R22
285/40R22 = 31X11.2R22
285/45R22 = 32.1X11.2R22
295/25R22 = 27.8X11.6R22
295/30R22 = 29X11.6R22
295/40R22 = 31.3X11.6R22
305/30R22 = 29.2X12R22
305/40R22 = 31.6X12R22
305/45R22 = 32.8X12R22
315/25R22 = 28.2X12.4R22
325/50R22 = 34.8X12.8R22
325/55R22 = 36.1X12.8R22
325/60R22 = 37.4X12.8R22
335/25R22 = 28.6X13.2R22
335/55R22 = 36.5X13.2R22
33X12.50R22
35X12.50R22
35X14.50R22
37X13.50R22
40X14.50R22
41X14.50R22
42.5X13.50R22

Off Road/Mud Terrain Tire Size Conversion Chart for 23" Wheels

285/35R23 = 30.9X11.2R23
285/40R23 = 32X11.2R23
305/40R23 = 32.6X12R23

Off Road/Mud Terrain Tire Size Conversion Chart for 24" Wheels

255/30R24 = 30X10R24
275/25R24 = 29.4X10.8R24
275/30R24 = 30.5X10.8R24
285/30R24 = 30.7X11.2R24
285/35R24 = 31.9X11.2R24
285/40R24 = 33X11.2R24
295/35R24 = 32.1X11.6R24
295/40R24 = 33.3X11.6R24
305/35R24 = 32.4X12R24
315/35R24 = 32.7X12.4R24
385/35R24 = 34.6X15.2R24
405/25R24 = 32X15.9R24
37X13.50R24
40X14.50R24

Off Road/Mud Terrain Tire Size Conversion Chart for 26" Wheels

275/25R26 = 31.4X10.8R26
295/25R26 = 31.8X11.6R26
295/30R26 = 33X11.6R26
305/30R26 = 33.2X12R26
315/40R26 = 35.9X12.4R26

Off Road/Mud Terrain Tire Size Conversion Chart for 28" Wheels

295/25R28 = 33.8X11.6R28
325/35R28 = 37X12.8R28

Off Road/Mud Terrain Tire Conversion Charts by Diameter

  • 21"
  • 22"
  • 23"
  • 24"
  • 25"
  • 26"
  • 27"
  • 28"
  • 29"
  • 30"
  • 31"
  • 32"
  • 33"
  • 34"
  • 35"
  • 36"
  • 37"
  • 38"
  • 39"
  • 40"
  • 41 - 54"

21" Diameter Off Road/Mud Terrain Tire Conversion Chart

185/60R13 = 21.7X7.3R13
215/50R13 = 21.5X8.50R13
225/45R13 = 21X8.9R13
255/40R13 = 21X10R13
225/50R13 = 21.9X8.9R13
195/45R15 = 21.9X7.7R15

22" Diameter Off Road/Mud Terrain Tire Conversion Chart

155/80R13 = 22.8X6.1R13
175/70R13 = 22.6X6.9R13
205/60R13 = 22.7X8.1R13
165/65R14 = 22.4X6.50R14
185/55R14 = 22X7.3R14
185/60R14 = 22.7X7.3R14
195/55R14 = 22.4X7.7R14
205/50R14 = 22.1X8.1R14
205/55R14 = 22.9X8.1R14
225/50R14 = 22.9X8.9R14
145/65R15 = 22.4X5.7R15
155/60R15 = 22.3X6.1R15
165/60R15 = 22.8X6.50R15
175/55R15 = 22.6X6.9R15
195/50R15 = 22.7X7.7R15
275/35R15 = 22.6X10.8R15
175/50R16 = 22.9X6.9R16
195/40R16 = 22.1X7.7R16
195/45R16 = 22.9X7.7R16
205/40R16 = 22.5X8.1R16
215/35R16 = 22X8.50R16
215/40R16 = 22.8X8.50R16

23" Diameter Off Road/Mud Terrain Tire Conversion Chart

185/70R13 = 23.2X7.3R13
175/65R14 = 23X6.9R14
175/70R14 = 23.6X6.9R14
185/65R14 = 23.5X7.3R14
195/60R14 = 23.2X7.7R14
205/60R14 = 23.7X8.1R14
175/60R15 = 23.3X6.9R15
185/55R15 = 23X7.3R15
185/60R15 = 23.7X7.3R15
195/55R15 = 23.4X7.7R15
205/50R15 = 23.1X8.1R15
205/55R15 = 23.9X8.1R15
225/45R15 = 23X8.9R15
225/50R15 = 23.9X8.9R15
175/55R16 = 23.6X6.9R16
195/50R16 = 23.7X7.7R16
205/45R16 = 23.3X8.1R16
215/45R16 = 23.6X8.50R16
195/40R17 = 23.1X7.7R17
195/45R17 = 23.9X7.7R17
205/40R17 = 23.5X8.1R17
215/35R17 = 23X8.50R17
215/40R17 = 23.8X8.50R17
225/35R17 = 23.2X8.9R17
245/35R17 = 23.8X9.7R17
215/35R18 = 23.9X8.50R18

24" Diameter Off Road/Mud Terrain Tire Conversion Chart

175/80R13 = 24X6.9R13
185/80R13 = 24.7X7.3R13
185/70R14 = 24.2X7.3R14
195/65R14 = 24X7.7R14
195/70R14 = 24.7X7.7R14
215/60R14 = 24.2X8.50R14
225/60R14 = 24.6X8.9R14
175/65R15 = 24X6.9R15
185/65R15 = 24.5X7.3R15
195/60R15 = 24.2X7.7R15
205/60R15 = 24.7X8.1R15
225/55R15 = 24.7X8.9R15
235/50R15 = 24.3X9.3R15
245/50R15 = 24.6X9.7R15
345/35R15 = 24.5X13.6R15
175/60R16 = 24.3X6.9R16
185/55R16 = 24X7.3R16
195/55R16 = 24.4X7.7R16
205/50R16 = 24.1X8.1R16
205/55R16 = 24.9X8.1R16
215/50R16 = 24.5X8.50R16
225/45R16 = 24X8.9R16
225/50R16 = 24.9X8.9R16
245/45R16 = 24.7X9.7R16
205/45R17 = 24.3X8.1R17
215/45R17 = 24.6X8.50R17
225/40R17 = 24.1X8.9R17
235/40R17 = 24.4X9.3R17
245/40R17 = 24.7X9.7R17
275/35R17 = 24.6X10.8R17
205/40R18 = 24.5X8.1R18
215/40R18 = 24.8X8.50R18
225/35R18 = 24.2X8.9R18
235/35R18 = 24.5X9.3R18
245/35R18 = 24.8X9.7R18
285/30R18 = 24.7X11.2R18
215/35R19 = 24.9X8.50R19
235/30R19 = 24.6X9.3R19
245/30R19 = 24.8X9.7R19

25" Diameter Off Road/Mud Terrain Tire Conversion Chart

195/75R14 = 25.5X7.7R14
205/70R14 = 25.3X8.1R14
215/70R14 = 25.9X8.50R14
235/60R14 = 25.1X9.3R14
245/60R14 = 25.6X9.7R14
195/65R15 = 25X7.7R15
195/70R15 = 25.7X7.7R15
205/65R15 = 25.5X8.1R15
215/60R15 = 25.2X8.50R15
225/60R15 = 25.6X8.9R15
275/50R15 = 25.8X10.8R15
195/60R16 = 25.2X7.7R16
205/60R16 = 25.7X8.1R16
215/55R16 = 25.3X8.50R16
225/55R16 = 25.7X8.9R16
245/50R16 = 25.6X9.7R16
275/45R16 = 25.7X10.8R16
205/50R17 = 25.1X8.1R17
205/55R17 = 25.9X8.1R17
215/50R17 = 25.5X8.50R17
225/45R17 = 25X8.9R17
225/50R17 = 25.9X8.9R17
235/45R17 = 25.3X9.3R17
245/45R17 = 25.7X9.7R17
255/40R17 = 25X10R17
265/40R17 = 25.3X10.4R17
275/40R17 = 25.7X10.8R17
295/35R17 = 25.1X11.6R17
315/35R17 = 25.7X12.4R17
215/45R18 = 25.6X8.50R18
225/40R18 = 25.1X8.9R18
235/40R18 = 25.4X9.3R18
245/40R18 = 25.7X9.7R18
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
225/35R19 = 25.2X8.9R19
235/35R19 = 25.5X9.3R19
245/35R19 = 25.8X9.7R19
255/30R19 = 25X10R19
265/30R19 = 25.3X10.4R19
275/30R19 = 25.5X10.8R19
285/30R19 = 25.7X11.2R19
315/25R19 = 25.2X12.4R19
225/30R20 = 25.3X8.9R20
235/30R20 = 25.6X9.3R20
245/30R20 = 25.8X9.7R20
285/25R20 = 25.6X11.2R20
295/25R20 = 25.8X11.6R20

26" Diameter Off Road/Mud Terrain Tire Conversion Chart

205/75R14 = 26.1X8.1R14
215/75R14 = 26.7X8.50R14
225/70R14 = 26.4X8.9R14
205/70R15 = 26.3X8.1R15
215/65R15 = 26X8.50R15
215/70R15 = 26.9X8.50R15
235/60R15 = 26.1X9.3R15
245/60R15 = 26.6X9.7R15
295/50R15 = 26.6X11.6R15
205/65R16 = 26.5X8.1R16
215/60R16 = 26.2X8.50R16
225/60R16 = 26.6X8.9R16
235/55R16 = 26.2X9.3R16
255/50R16 = 26X10R16
215/55R17 = 26.3X8.50R17
225/55R17 = 26.7X8.9R17
235/50R17 = 26.3X9.3R17
245/50R17 = 26.6X9.7R17
255/45R17 = 26X10R17
285/40R17 = 26X11.2R17
295/40R17 = 26.3X11.6R17
335/35R17 = 26.2X13.2R17
225/45R18 = 26X8.9R18
225/50R18 = 26.9X8.9R18
235/45R18 = 26.3X9.3R18
245/45R18 = 26.7X9.7R18
255/40R18 = 26X10R18
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
225/40R19 = 26.1X8.9R19
235/40R19 = 26.4X9.3R19
245/40R19 = 26.7X9.7R19
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
225/35R20 = 26.2X8.9R20
235/35R20 = 26.5X9.3R20
245/35R20 = 26.8X9.7R20
255/30R20 = 26X10R20
265/30R20 = 26X10.4R20
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
245/30R21 = 26.8X9.7R21
295/25R21 = 26.8X11.6R21
375/20R21 = 26.9X14.8R21

27" Diameter Off Road/Mud Terrain Tire Conversion Chart

205/75R15 = 27.1X8.1R15
215/75R15 = 27.7X8.50R15
225/70R15 = 27.4X8.9R15
255/60R15 = 27X10R15
325/50R15 = 27.8X12.8R15
205/70R16 = 27.3X8.1R16
215/65R16 = 27X8.50R16
215/70R16 = 27.9X8.50R16
225/65R16 = 27.5X8.9R16
235/60R16 = 27.1X9.3R16
215/60R17 = 27.2X8.50R17
225/60R17 = 27.6X8.9R17
235/55R17 = 27.2X9.3R17
245/55R17 = 27.6X9.7R17
255/50R17 = 27X10R17
345/40R17 = 27.9X13.6R17
215/55R18 = 27.3X8.50R18
225/55R18 = 27.7X8.9R18
235/50R18 = 27.3X9.3R18
245/50R18 = 27.6X9.7R18
255/45R18 = 27X10R18
265/45R18 = 27.4X10.4R18
275/45R18 = 27.7X10.8R18
285/40R18 = 27X11.2R18
295/40R18 = 27.3X11.6R18
315/40R18 = 27.9X12.4R18
345/35R18 = 27.5X13.6R18
225/45R19 = 27X8.9R19
235/45R19 = 27.3X9.3R19
245/45R19 = 27.7X9.7R19
255/40R19 = 27X10R19
265/40R19 = 27.3X10.4R19
275/40R19 = 27.7X10.8R19
295/35R19 = 27.1X11.6R19
315/35R19 = 27.7X12.4R19
345/30R19 = 27.1X13.6R19
245/40R20 = 27.7X9.7R20
255/35R20 = 27X10R20
265/35R20 = 27X10.4R20
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
245/35R21 = 27.8X9.7R21
255/30R21 = 27X10R21
265/30R21 = 27.3X10.4R21
275/30R21 = 27.5X10.8R21
285/30R21 = 27.7X11.2R21
235/30R22 = 27.6X9.3R22
245/30R22 = 27.8X9.7R22
275/25R22 = 27.4X10.8R22
285/25R22 = 27.6X11.2R22
295/25R22 = 27.8X11.6R22
27X8.50R14
27X9.50R14
27X9.50R15

28" Diameter Off Road/Mud Terrain Tire Conversion Chart

225/85R14 = 29.1X8.7R14
225/75R15 = 28.3X8.9R15
235/70R15 = 28X9.3R15
235/75R15 = 28.9X9.3R15
255/65R15 = 28.1X10R15
275/60R15 = 28X10.8R15
195/80R16 = 28.3X7.7R16
205/80R16 = 28.9X8.1R16
215/75R16 = 28.7X8.50R16
225/70R16 = 28.4X8.9R16
235/65R16 = 28X9.3R16
255/60R16 = 28X10R16
215/65R17 = 28X8.50R17
215/70R17 = 28.9X8.50R17
225/65R17 = 28.5X8.9R17
235/60R17 = 28.1X9.3R17
245/60R17 = 28.6X9.7R17
255/55R17 = 28X10R17
275/55R17 = 28.9X10.8R17
225/60R18 = 28.6X8.9R18
235/55R18 = 28.2X9.3R18
245/55R18 = 28.6X9.7R18
255/50R18 = 28X10R18
285/45R18 = 28.1X11.2R18
295/45R18 = 28.5X11.6R18
225/55R19 = 28.7X8.9R19
235/50R19 = 28.3X9.3R19
245/50R19 = 28.6X9.7R19
255/45R19 = 28X10R19
275/45R19 = 28.7X10.8R19
285/40R19 = 28X11.2R19
315/40R19 = 28.9X12.4R19
345/35R19 = 28.5X13.6R19
235/45R20 = 28.3X9.3R20
245/45R20 = 28.7X9.7R20
255/40R20 = 28X10R20
265/40R20 = 28X10.4R20
275/40R20 = 28.7X10.8R20
295/35R20 = 28.1X11.6R20
305/35R20 = 28.4X12R20
315/35R20 = 28.7X12.4R20
345/30R20 = 28.1X13.6R20
245/40R21 = 28.7X9.7R21
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
325/30R21 = 28.7X12.8R21
355/25R21 = 28X14R21
255/30R22 = 28X10R22
265/30R22 = 28.3X10.4R22
285/30R22 = 28.7X11.2R22
315/25R22 = 28.2X12.4R22
335/25R22 = 28.6X13.2R22
28X8.50R14

29" Diameter Off Road/Mud Terrain Tire Conversion Chart

225/85R14 = 29.1X8.7R14
215/85R15 = 29.4X8.50R15
255/70-15 = 29.1X10R15
265/70R15 = 29.6X10.4R15
315/60R15 = 29.9X12.4R15
225/75R16 = 29.3X8.9R16
235/70R16 = 29X9.3R16
235/75R16 = 29.9X9.3R16
245/70R16 = 29.5X9.7R16
255/65R16 = 29.1X10R16
225/70R17 = 29.4X8.9R17
235/65R17 = 29X9.3R17
245/65R17 = 29.5X9.7R17
255/60R17 = 29X10R17
265/60R17 = 29.5X10.4R17
235/60R18 = 29.1X9.3R18
245/60R18 = 29.6X9.7R18
255/55R18 = 29X10R18
275/55R18 = 29.9X10.8R18
285/50R18 = 29.2X11.2R18
235/55R19 = 29.2X9.3R19
245/55R19 = 29.6X9.7R19
255/50R19 = 29X10R19
265/50R19 = 29.4X10.4R19
275/50R19 = 29.8X10.8R19
285/45R19 = 29.1X11.2R19
295/45R19 = 29.5X11.6R19
245/50R20 = 29.6X9.7R20
255/45R20 = 29X10R20
265/45R20 = 29X10.4R20
275/45R20 = 29.7X10.8R20
285/40R20 = 29X11.2R20
295/40R20 = 29.3X11.6R20
265/40R21 = 29.3X10.4R21
275/40R21 = 29.7X10.8R21
295/35R21 = 29.1X11.6R21
255/35R22 = 29X10R22
265/35R22 = 29.3X10.4R22
285/35R22 = 29.9X11.2R22
295/30R22 = 29X11.6R22
305/30R22 = 29.2X12R22
275/25R24 = 29.4X10.8R24
29X10.50R15
29X11.50R15
29X8.50R15

30" Diameter Off Road/Mud Terrain Tire Conversion Chart

255/75R15 = 30.1X10R15
265/75R15 = 30.6X10.4R15
295/65R15 = 30.1X11.6R15
215/85R16 = 30.4X8.50R16
235/80R16 = 30.8X9.3R16
245/75R16 = 30.5X9.7R16
255/70R16 = 30.1X10R16
265/70R16 = 30.6X10.4R16
225/75R17 = 30.3X8.9R17
235/70R17 = 30X9.3R17
235/75R17 = 30.9X9.3R17
245/70R17 = 30.5X9.7R17
255/65R17 = 30.1X10R17
265/65R17 = 30.6X10.4R17
275/60R17 = 30X10.8R17
275/65R17 = 30.1X10.8R17
235/65R18 = 30X9.3R18
245/65R18 = 30.5X9.7R18
255/60R18 = 30X10R18
265/60R18 = 30.5X10.4R18
285/55R18 = 30.3X11.2R18
255/55R19 = 30X10R19
265/55R19 = 30.5X10.4R19
275/55R19 = 30.9X10.8R19
235/55R20 = 30.2X9.3R20
255/50R20 = 30X10R20
265/50R20 = 30X10.4R20
275/50R20 = 30.8X10.8R20
295/45R20 = 30.5X11.6R20
305/45R20 = 30.8X12R20
265/45R21 = 30.4X10.4R21
295/40R21 = 30.3X11.6R21
265/40R22 = 30.3X10.4R22
275/40R22 = 30.7X10.8R22
285/35R23 = 30.9X11.2R23
255/30R24 = 30X10R24
275/30R24 = 30.5X10.8R24
285/30R24 = 30.7X11.2R24
30X9.50R15
30X10.50R15
30X11.50R15
30X11.50R16

31" Diameter Off Road/Mud Terrain Tire Conversion Chart

235/85R16 = 31.7X9.3R16
265/75R16 = 31.6X10.4R16
275/70R16 = 31.2X10.8R16
235/80R17 = 31.8X9.3R17
245/75R17 = 31.5X9.7R17
255/70R17 = 31.1X10R17
265/70R17 = 31.6X10.4R17
285/65R17 = 31.6X11.2R17
255/65R18 = 31.1X10R18
265/65R18 = 31.6X10.4R18
275/60R18 = 31X10.8R18
285/60R18 = 31.5X11.2R18
255/60R19 = 31X10R19
245/60R20 = 31.6X9.7R20
255/55R20 = 31X10R20
275/55R20 = 31.9X10.8R20
285/50R20 = 31.2X11.2R20
295/50R20 = 31.6X11.6R20
255/50R21 = 31X10R21
285/45R21 = 31.1X11.2R21
275/45R22 = 31.7X10.8R22
285/40R22 = 31X11.2R22
295/40R22 = 31.3X11.6R22
305/40R22 = 31.6X12R22
285/35R24 = 31.9X11.2R24
275/25R26 = 31.4X10.8R26
295/25R26 = 31.8X11.6R26
31X9.50R15
31X10.50R15
31X11R15
31X11.50R15
31X12.50R15
31X13.50R15
31X10.50R16
31X11R16
31X11.50R16
31X12.50R16
31X10.50R17

32" Diameter Off Road/Mud Terrain Tire Conversion Chart

265/80R16 = 32.7X10.4R16
285/75R16 = 32.8X11.2R16
305/70R16 = 32.8X12R16
255/75R17 = 32.1X10R17
275/70R17 = 32.2X10.8R17
285/70R17 = 32.7X11.2R17
305/65R17 = 32.6X12R17
255/70R18 = 32.1X10R18
275/65R18 = 32.1X10.8R18
285/65R18 = 32.6X11.2R18
305/60R18 = 32.4X12R18
265/60R20 = 32X10.4R20
285/55R20 = 32.3X11.2R20
305/50R20 = 32X12R20
315/50R20 = 32.4X12.4R20
325/50R20 = 32.8X12.8R20
275/50R22 = 32.8X10.8R22
285/45R22 = 32.1X11.2R22
305/45R22 = 32.8X12R22
285/40R23 = 32X11.2R23
305/40R23 = 32.6X12R23
295/35R24 = 32.1X11.6R24
305/35R24 = 32.4X12R24
315/35R24 = 32.7X12.4R24
405/25R24 = 32X15.9R24
265/70R18 = 32.6X10.4R18
32X9.50R15
32X10.50R15
32X11.50R15
32X9R16
32X10R16
32X11.50R16
32X11.50R17

33" Diameter Off Road/Mud Terrain Tire Conversion Chart

255/85R16 = 33.1X10R16
295/75R16 = 33.4X11.6R16
255/80R17 = 33.1X10R17
285/75R17 = 33.8X11.2R17
295/70R17 = 33.3X11.6R17
305/70R17 = 33.8X12R17
275/70R18 = 33.2X10.8R18
285/70R18 = 33.7X11.2R18
295/65R18 = 33.1X11.6R18
305/65R18 = 33.6X12R18
325/60R18 = 33.4X12.8R18
275/60R20 = 33X10.8R20
285/60R20 = 33.5X11.2R20
305/55R20 = 33.2X12R20
285/40R24 = 33X11.2R24
295/40R24 = 33.3X11.6R24
295/30R26 = 33X11.6R26
305/30R26 = 33.2X12R26
295/25R28 = 33.8X11.6R28
33X9.50R15
33X10.50R15
33X11.50R15

34" Diameter Off Road/Mud Terrain Tire Conversion Chart

315/75R16 = 34.6X12.4R16
315/70R17 = 34.4X12.4R17
285/75R18 = 34.8X11.2R18
305/70R18 = 34.8X12R18
325/65R18 = 34.6X12.8R18
275/65R20 = 34.1X10.8R20
285/65R20 = 34.6X11.2R20
305/60R20 = 34.4X12R20
325/50R22 = 34.8X12.8R22

36" Diameter Off Road/Mud Terrain Tire Conversion Chart

345/75R16 = 36.4X13.6R16
355/65R18 = 36.2X14R18
355/60R20 = 36.8X14R20
325/55R22 = 36.1X12.8R22
335/55R22 = 36.5X13.2R22
36X12.50R15
36X13.50R15
36X14.50R15
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