| Ratio: | 25 | 30 | 35 | 40 | 45 | 50 | 55 | 60 | 65 | 70 | 75 | 80 | 85 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Wheel Size 12
|
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|
Wheel Size 13
|
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|
Wheel Size 14
|
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|
Wheel Size 15
|
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| 145 |
145/25-15
d=17.85
w=1.43
|
145/30-15
d=18.43
w=1.71
|
145/35-15
d=19.00
w=2.00
|
145/40-15
d=19.57
w=2.28
|
145/45-15
d=20.14
w=2.57
|
145/50-15
d=20.71
w=2.85
|
145/55-15
d=21.28
w=3.14
|
145/60-15
d=21.85
w=3.43
|
145/65-15
d=22.42
w=3.71
|
145/70-15
d=22.99
w=4.00
|
145/75-15
d=23.56
w=4.28
|
145/80-15
d=24.13
w=4.57
|
145/85-15
d=24.70
w=4.85
|
| 155 |
155/25-15
d=18.05
w=1.53
|
155/30-15
d=18.66
w=1.83
|
155/35-15
d=19.27
w=2.14
|
155/40-15
d=19.88
w=2.44
|
155/45-15
d=20.49
w=2.75
|
155/50-15
d=21.10
w=3.05
|
155/55-15
d=21.71
w=3.36
|
155/60-15
d=22.32
w=3.66
|
155/65-15
d=22.93
w=3.97
|
155/70-15
d=23.54
w=4.27
|
155/75-15
d=24.15
w=4.58
|
155/80-15
d=24.76
w=4.88
|
155/85-15
d=25.37
w=5.19
|
| 165 |
165/25-15
d=18.25
w=1.62
|
165/30-15
d=18.90
w=1.95
|
165/35-15
d=19.55
w=2.27
|
165/40-15
d=20.20
w=2.60
|
165/45-15
d=20.85
w=2.92
|
165/50-15
d=21.50
w=3.25
|
165/55-15
d=22.15
w=3.57
|
165/60-15
d=22.80
w=3.90
|
165/65-15
d=23.44
w=4.22
|
165/70-15
d=24.09
w=4.55
|
165/75-15
d=24.74
w=4.87
|
165/80-15
d=25.39
w=5.20
|
165/85-15
d=26.04
w=5.52
|
| 175 |
175/25-15
d=18.44
w=1.72
|
175/30-15
d=19.13
w=2.07
|
175/35-15
d=19.82
w=2.41
|
175/40-15
d=20.51
w=2.76
|
175/45-15
d=21.20
w=3.10
|
175/50-15
d=21.89
w=3.44
|
175/55-15
d=22.58
w=3.79
|
175/60-15
d=23.27
w=4.13
|
175/65-15
d=23.96
w=4.48
|
175/70-15
d=24.65
w=4.82
|
175/75-15
d=25.33
w=5.17
|
175/80-15
d=26.02
w=5.51
|
175/85-15
d=26.71
w=5.86
|
| 185 |
185/25-15
d=18.64
w=1.82
|
185/30-15
d=19.37
w=2.19
|
185/35-15
d=20.10
w=2.55
|
185/40-15
d=20.83
w=2.91
|
185/45-15
d=21.56
w=3.28
|
185/50-15
d=22.28
w=3.64
|
185/55-15
d=23.01
w=4.01
|
185/60-15
d=23.74
w=4.37
|
185/65-15
d=24.47
w=4.73
|
185/70-15
d=25.20
w=5.10
|
185/75-15
d=25.93
w=5.46
|
185/80-15
d=26.65
w=5.83
|
185/85-15
d=27.38
w=6.19
|
| 195 |
195/25-15
d=18.84
w=1.92
|
195/30-15
d=19.61
w=2.30
|
195/35-15
d=20.37
w=2.69
|
195/40-15
d=21.14
w=3.07
|
195/45-15
d=21.91
w=3.45
|
195/50-15
d=22.68
w=3.84
|
195/55-15
d=23.44
w=4.22
|
195/60-15
d=24.21
w=4.61
|
195/65-15
d=24.98
w=4.99
|
195/70-15
d=25.75
w=5.37
|
195/75-15
d=26.52
w=5.76
|
195/80-15
d=27.28
w=6.14
|
195/85-15
d=28.05
w=6.53
|
| 205 |
205/25-15
d=19.04
w=2.02
|
205/30-15
d=19.84
w=2.42
|
205/35-15
d=20.65
w=2.82
|
205/40-15
d=21.46
w=3.23
|
205/45-15
d=22.26
w=3.63
|
205/50-15
d=23.07
w=4.04
|
205/55-15
d=23.88
w=4.44
|
205/60-15
d=24.69
w=4.84
|
205/65-15
d=25.49
w=5.25
|
205/70-15
d=26.30
w=5.65
|
205/75-15
d=27.11
w=6.05
|
205/80-15
d=27.91
w=6.46
|
205/85-15
d=28.72
w=6.86
|
| 215 |
215/25-15
d=19.23
w=2.12
|
215/30-15
d=20.08
w=2.54
|
215/35-15
d=20.93
w=2.96
|
215/40-15
d=21.77
w=3.39
|
215/45-15
d=22.62
w=3.81
|
215/50-15
d=23.46
w=4.23
|
215/55-15
d=24.31
w=4.66
|
215/60-15
d=25.16
w=5.08
|
215/65-15
d=26.00
w=5.50
|
215/70-15
d=26.85
w=5.93
|
215/75-15
d=27.70
w=6.35
|
215/80-15
d=28.54
w=6.77
|
215/85-15
d=29.39
w=7.19
|
| 225 |
225/25-15
d=19.43
w=2.21
|
225/30-15
d=20.31
w=2.66
|
225/35-15
d=21.20
w=3.10
|
225/40-15
d=22.09
w=3.54
|
225/45-15
d=22.97
w=3.99
|
225/50-15
d=23.86
w=4.43
|
225/55-15
d=24.74
w=4.87
|
225/60-15
d=25.63
w=5.31
|
225/65-15
d=26.52
w=5.76
|
225/70-15
d=27.40
w=6.20
|
225/75-15
d=28.29
w=6.64
|
225/80-15
d=29.17
w=7.09
|
225/85-15
d=30.06
w=7.53
|
| 235 |
235/25-15
d=19.63
w=2.31
|
235/30-15
d=20.55
w=2.78
|
235/35-15
d=21.48
w=3.24
|
235/40-15
d=22.40
w=3.70
|
235/45-15
d=23.33
w=4.16
|
235/50-15
d=24.25
w=4.63
|
235/55-15
d=25.18
w=5.09
|
235/60-15
d=26.10
w=5.55
|
235/65-15
d=27.03
w=6.01
|
235/70-15
d=27.95
w=6.48
|
235/75-15
d=28.88
w=6.94
|
235/80-15
d=29.80
w=7.40
|
235/85-15
d=30.73
w=7.86
|
| 245 |
245/25-15
d=19.82
w=2.41
|
245/30-15
d=20.79
w=2.89
|
245/35-15
d=21.75
w=3.38
|
245/40-15
d=22.72
w=3.86
|
245/45-15
d=23.68
w=4.34
|
245/50-15
d=24.65
w=4.82
|
245/55-15
d=25.61
w=5.31
|
245/60-15
d=26.57
w=5.79
|
245/65-15
d=27.54
w=6.27
|
245/70-15
d=28.50
w=6.75
|
245/75-15
d=29.47
w=7.23
|
245/80-15
d=30.43
w=7.72
|
245/85-15
d=31.40
w=8.20
|
| 255 |
255/25-15
d=20.02
w=2.51
|
255/30-15
d=21.02
w=3.01
|
255/35-15
d=22.03
w=3.51
|
255/40-15
d=23.03
w=4.02
|
255/45-15
d=24.04
w=4.52
|
255/50-15
d=25.04
w=5.02
|
255/55-15
d=26.04
w=5.52
|
255/60-15
d=27.05
w=6.02
|
255/65-15
d=28.05
w=6.53
|
255/70-15
d=29.06
w=7.03
|
255/75-15
d=30.06
w=7.53
|
255/80-15
d=31.06
w=8.03
|
255/85-15
d=32.07
w=8.53
|
| 265 |
265/25-15
d=20.22
w=2.61
|
265/30-15
d=21.26
w=3.13
|
265/35-15
d=22.30
w=3.65
|
265/40-15
d=23.35
w=4.17
|
265/45-15
d=24.39
w=4.69
|
265/50-15
d=25.43
w=5.22
|
265/55-15
d=26.48
w=5.74
|
265/60-15
d=27.52
w=6.26
|
265/65-15
d=28.56
w=6.78
|
265/70-15
d=29.61
w=7.30
|
265/75-15
d=30.65
w=7.82
|
265/80-15
d=31.69
w=8.35
|
265/85-15
d=32.74
w=8.87
|
| 275 |
275/25-15
d=20.41
w=2.71
|
275/30-15
d=21.50
w=3.25
|
275/35-15
d=22.58
w=3.79
|
275/40-15
d=23.66
w=4.33
|
275/45-15
d=24.74
w=4.87
|
275/50-15
d=25.83
w=5.41
|
275/55-15
d=26.91
w=5.95
|
275/60-15
d=27.99
w=6.50
|
275/65-15
d=29.07
w=7.04
|
275/70-15
d=30.16
w=7.58
|
275/75-15
d=31.24
w=8.12
|
275/80-15
d=32.32
w=8.66
|
275/85-15
d=33.41
w=9.20
|
| 285 |
285/25-15
d=20.61
w=2.81
|
285/30-15
d=21.73
w=3.37
|
285/35-15
d=22.85
w=3.93
|
285/40-15
d=23.98
w=4.49
|
285/45-15
d=25.10
w=5.05
|
285/50-15
d=26.22
w=5.61
|
285/55-15
d=27.34
w=6.17
|
285/60-15
d=28.46
w=6.73
|
285/65-15
d=29.59
w=7.29
|
285/70-15
d=30.71
w=7.85
|
285/75-15
d=31.83
w=8.42
|
285/80-15
d=32.95
w=8.98
|
285/85-15
d=34.07
w=9.54
|
| 295 |
295/25-15
d=20.81
w=2.90
|
295/30-15
d=21.97
w=3.48
|
295/35-15
d=23.13
w=4.06
|
295/40-15
d=24.29
w=4.65
|
295/45-15
d=25.45
w=5.23
|
295/50-15
d=26.61
w=5.81
|
295/55-15
d=27.78
w=6.39
|
295/60-15
d=28.94
w=6.97
|
295/65-15
d=30.10
w=7.55
|
295/70-15
d=31.26
w=8.13
|
295/75-15
d=32.42
w=8.71
|
295/80-15
d=33.58
w=9.29
|
295/85-15
d=34.74
w=9.87
|
| 305 |
305/25-15
d=21.00
w=3.00
|
305/30-15
d=22.20
w=3.60
|
305/35-15
d=23.41
w=4.20
|
305/40-15
d=24.61
w=4.80
|
305/45-15
d=25.81
w=5.40
|
305/50-15
d=27.01
w=6.00
|
305/55-15
d=28.21
w=6.60
|
305/60-15
d=29.41
w=7.20
|
305/65-15
d=30.61
w=7.81
|
305/70-15
d=31.81
w=8.41
|
305/75-15
d=33.01
w=9.01
|
305/80-15
d=34.21
w=9.61
|
305/85-15
d=35.41
w=10.21
|
| 315 |
315/25-15
d=21.20
w=3.10
|
315/30-15
d=22.44
w=3.72
|
315/35-15
d=23.68
w=4.34
|
315/40-15
d=24.92
w=4.96
|
315/45-15
d=26.16
w=5.58
|
315/50-15
d=27.40
w=6.20
|
315/55-15
d=28.64
w=6.82
|
315/60-15
d=29.88
w=7.44
|
315/65-15
d=31.12
w=8.06
|
315/70-15
d=32.36
w=8.68
|
315/75-15
d=33.60
w=9.30
|
315/80-15
d=34.84
w=9.92
|
315/85-15
d=36.08
w=10.54
|
| 325 |
325/25-15
d=21.40
w=3.20
|
325/30-15
d=22.68
w=3.84
|
325/35-15
d=23.96
w=4.48
|
325/40-15
d=25.24
w=5.12
|
325/45-15
d=26.52
w=5.76
|
325/50-15
d=27.80
w=6.40
|
325/55-15
d=29.07
w=7.04
|
325/60-15
d=30.35
w=7.68
|
325/65-15
d=31.63
w=8.32
|
325/70-15
d=32.91
w=8.96
|
325/75-15
d=34.19
w=9.60
|
325/80-15
d=35.47
w=10.24
|
325/85-15
d=36.75
w=10.88
|
| 335 |
335/25-15
d=21.59
w=3.30
|
335/30-15
d=22.91
w=3.96
|
335/35-15
d=24.23
w=4.62
|
335/40-15
d=25.55
w=5.28
|
335/45-15
d=26.87
w=5.94
|
335/50-15
d=28.19
w=6.59
|
335/55-15
d=29.51
w=7.25
|
335/60-15
d=30.83
w=7.91
|
335/65-15
d=32.15
w=8.57
|
335/70-15
d=33.46
w=9.23
|
335/75-15
d=34.78
w=9.89
|
335/80-15
d=36.10
w=10.55
|
335/85-15
d=37.42
w=11.21
|
|
Wheel Size 16
|
|||||||||||||
|
Wheel Size 16.5
|
|||||||||||||
|
Wheel Size 17
|
|||||||||||||
|
Wheel Size 18
|
|||||||||||||
|
Wheel Size 19
|
|||||||||||||
|
Wheel Size 20
|
|||||||||||||
|
Wheel Size 21
|
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The information on this page is intended to be helpful, but there is absolutely no guarantee of its accuracy, safety, or applicability for any particular use. The data is calculated mathematically, not taken from any official or recommended guide.
Please excercise a common sense, follow manufacturer and dealer recommendations, and check with other sources.
Tires are a safety equipment, don't take their selection lightly!