| Code | Difference | = 50mph | 1000miles = | Diameter | Wall,in | Wall,mm |
|---|---|---|---|---|---|---|
| 185/60-14 | 0.00 % | 50.00 | 1,000.00 | 22.74 | 4.37 | 111.00 |
| 315/35-14 | -0.26 % | 49.87 | 1,002.60 | 22.68 | 4.34 | 110.25 |
| 245/45-14 | -0.26 % | 49.87 | 1,002.60 | 22.68 | 4.34 | 110.25 |
| 275/40-14 | -0.35 % | 49.83 | 1,003.46 | 22.66 | 4.33 | 110.00 |
| 245/25-18 | +0.36 % | 50.18 | 996.36 | 22.82 | 2.41 | 61.25 |
| 175/35-18 | +0.36 % | 50.18 | 996.36 | 22.82 | 2.41 | 61.25 |
| 205/30-18 | +0.45 % | 50.23 | 995.50 | 22.84 | 2.42 | 61.50 |
| 235/25-18 | -0.50 % | 49.75 | 1,005.02 | 22.63 | 2.31 | 58.75 |
| 225/50-14 | +0.52 % | 50.26 | 994.81 | 22.86 | 4.43 | 112.50 |
| 195/30-18 | -0.59 % | 49.71 | 1,005.89 | 22.61 | 2.30 | 58.50 |
| 205/55-14 | +0.61 % | 50.30 | 993.94 | 22.88 | 4.44 | 112.75 |
| 155/40-18 | +0.62 % | 50.31 | 993.77 | 22.88 | 2.44 | 62.00 |
| 145/40-18 | -0.76 % | 49.62 | 1,007.62 | 22.57 | 2.28 | 58.00 |
| 145/75-14 | -0.78 % | 49.61 | 1,007.79 | 22.56 | 4.28 | 108.75 |
| 165/35-18 | -0.85 % | 49.58 | 1,008.48 | 22.55 | 2.27 | 57.75 |
| 155/70-14 | -0.87 % | 49.57 | 1,008.66 | 22.54 | 4.27 | 108.50 |
| 325/35-14 | +0.95 % | 50.48 | 990.48 | 22.96 | 4.48 | 113.75 |
| 175/65-14 | +0.95 % | 50.48 | 990.48 | 22.96 | 4.48 | 113.75 |
| 285/40-14 | +1.04 % | 50.52 | 989.61 | 22.98 | 4.49 | 114.00 |
| 215/50-14 | -1.21 % | 49.39 | 1,012.12 | 22.46 | 4.23 | 107.50 |
| 255/25-18 | +1.23 % | 50.61 | 987.71 | 23.02 | 2.51 | 63.75 |
| 255/45-14 | +1.30 % | 50.65 | 987.02 | 23.04 | 4.52 | 114.75 |
| 195/55-14 | -1.30 % | 49.35 | 1,012.98 | 22.44 | 4.22 | 107.25 |
| 165/65-14 | -1.30 % | 49.35 | 1,012.98 | 22.44 | 4.22 | 107.25 |
| 225/25-18 | -1.37 % | 49.32 | 1,013.68 | 22.43 | 2.21 | 56.25 |
| 305/35-14 | -1.47 % | 49.26 | 1,014.72 | 22.41 | 4.20 | 106.75 |
| 215/30-18 | +1.49 % | 50.74 | 985.11 | 23.08 | 2.54 | 64.50 |
| 165/70-14 | +1.56 % | 50.78 | 984.42 | 23.09 | 4.55 | 115.50 |
| 185/35-18 | +1.58 % | 50.79 | 984.25 | 23.10 | 2.55 | 64.75 |
| 185/30-18 | -1.63 % | 49.19 | 1,016.27 | 22.37 | 2.19 | 55.50 |
| 145/80-14 | +1.73 % | 50.87 | 982.69 | 23.13 | 4.57 | 116.00 |
| 265/40-14 | -1.73 % | 49.13 | 1,017.31 | 22.35 | 4.17 | 106.00 |
| 145/45-18 | +1.75 % | 50.87 | 982.51 | 23.14 | 2.57 | 65.25 |
| 155/75-14 | +1.82 % | 50.91 | 981.82 | 23.15 | 4.58 | 116.25 |
| 235/45-14 | -1.82 % | 49.09 | 1,018.18 | 22.33 | 4.16 | 105.75 |
| Ratio: | 25 | 30 | 35 | 40 | 45 | 50 | 55 | 60 | 65 | 70 | 75 | 80 | 85 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Wheel Size 12
|
|||||||||||||
|
Wheel Size 13
|
|||||||||||||
|
Wheel Size 14
|
|||||||||||||
| 145 |
145/25-14
d=16.85
w=1.43
-25.88%
|
145/30-14
d=17.43
w=1.71
-23.37%
|
145/35-14
d=18.00
w=2.00
-20.86%
|
145/40-14
d=18.57
w=2.28
-18.35%
|
145/45-14
d=19.14
w=2.57
-15.84%
|
145/50-14
d=19.71
w=2.85
-13.33%
|
145/55-14
d=20.28
w=3.14
-10.82%
|
145/60-14
d=20.85
w=3.43
-8.31%
|
145/65-14
d=21.42
w=3.71
-5.80%
|
145/70-14
d=21.99
w=4.00
-3.29%
|
145/75-14
d=22.56
w=4.28
-0.78%
|
145/80-14
d=23.13
w=4.57
+1.73%
|
145/85-14
d=23.70
w=4.85
+4.24%
|
| 155 |
155/25-14
d=17.05
w=1.53
-25.02%
|
155/30-14
d=17.66
w=1.83
-22.33%
|
155/35-14
d=18.27
w=2.14
-19.65%
|
155/40-14
d=18.88
w=2.44
-16.97%
|
155/45-14
d=19.49
w=2.75
-14.28%
|
155/50-14
d=20.10
w=3.05
-11.60%
|
155/55-14
d=20.71
w=3.36
-8.92%
|
155/60-14
d=21.32
w=3.66
-6.23%
|
155/65-14
d=21.93
w=3.97
-3.55%
|
155/70-14
d=22.54
w=4.27
-0.87%
|
155/75-14
d=23.15
w=4.58
+1.82%
|
155/80-14
d=23.76
w=4.88
+4.50%
|
155/85-14
d=24.37
w=5.19
+7.18%
|
| 165 |
165/25-14
d=17.25
w=1.62
-24.15%
|
165/30-14
d=17.90
w=1.95
-21.30%
|
165/35-14
d=18.55
w=2.27
-18.44%
|
165/40-14
d=19.20
w=2.60
-15.58%
|
165/45-14
d=19.85
w=2.92
-12.73%
|
165/50-14
d=20.50
w=3.25
-9.87%
|
165/55-14
d=21.15
w=3.57
-7.01%
|
165/60-14
d=21.80
w=3.90
-4.16%
|
165/65-14
d=22.44
w=4.22
-1.30%
|
165/70-14
d=23.09
w=4.55
+1.56%
|
165/75-14
d=23.74
w=4.87
+4.41%
|
165/80-14
d=24.39
w=5.20
+7.27%
|
165/85-14
d=25.04
w=5.52
+10.13%
|
| 175 |
175/25-14
d=17.44
w=1.72
-23.29%
|
175/30-14
d=18.13
w=2.07
-20.26%
|
175/35-14
d=18.82
w=2.41
-17.23%
|
175/40-14
d=19.51
w=2.76
-14.20%
|
175/45-14
d=20.20
w=3.10
-11.17%
|
175/50-14
d=20.89
w=3.44
-8.14%
|
175/55-14
d=21.58
w=3.79
-5.11%
|
175/60-14
d=22.27
w=4.13
-2.08%
|
175/65-14
d=22.96
w=4.48
+0.95%
|
175/70-14
d=23.65
w=4.82
+3.98%
|
175/75-14
d=24.33
w=5.17
+7.01%
|
175/80-14
d=25.02
w=5.51
+10.04%
|
175/85-14
d=25.71
w=5.86
+13.07%
|
| 185 |
185/25-14
d=17.64
w=1.82
-22.42%
|
185/30-14
d=18.37
w=2.19
-19.22%
|
185/35-14
d=19.10
w=2.55
-16.01%
|
185/40-14
d=19.83
w=2.91
-12.81%
|
185/45-14
d=20.56
w=3.28
-9.61%
|
185/50-14
d=21.28
w=3.64
-6.41%
|
185/55-14
d=22.01
w=4.01
-3.20%
|
185/60-14
d=22.74
w=4.37
0.00%
|
185/65-14
d=23.47
w=4.73
+3.20%
|
185/70-14
d=24.20
w=5.10
+6.41%
|
185/75-14
d=24.93
w=5.46
+9.61%
|
185/80-14
d=25.65
w=5.83
+12.81%
|
185/85-14
d=26.38
w=6.19
+16.01%
|
| 195 |
195/25-14
d=17.84
w=1.92
-21.55%
|
195/30-14
d=18.61
w=2.30
-18.18%
|
195/35-14
d=19.37
w=2.69
-14.80%
|
195/40-14
d=20.14
w=3.07
-11.43%
|
195/45-14
d=20.91
w=3.45
-8.05%
|
195/50-14
d=21.68
w=3.84
-4.67%
|
195/55-14
d=22.44
w=4.22
-1.30%
|
195/60-14
d=23.21
w=4.61
+2.08%
|
195/65-14
d=23.98
w=4.99
+5.45%
|
195/70-14
d=24.75
w=5.37
+8.83%
|
195/75-14
d=25.52
w=5.76
+12.21%
|
195/80-14
d=26.28
w=6.14
+15.58%
|
195/85-14
d=27.05
w=6.53
+18.96%
|
| 205 |
205/25-14
d=18.04
w=2.02
-20.69%
|
205/30-14
d=18.84
w=2.42
-17.14%
|
205/35-14
d=19.65
w=2.82
-13.59%
|
205/40-14
d=20.46
w=3.23
-10.04%
|
205/45-14
d=21.26
w=3.63
-6.49%
|
205/50-14
d=22.07
w=4.04
-2.94%
|
205/55-14
d=22.88
w=4.44
+0.61%
|
205/60-14
d=23.69
w=4.84
+4.16%
|
205/65-14
d=24.49
w=5.25
+7.70%
|
205/70-14
d=25.30
w=5.65
+11.25%
|
205/75-14
d=26.11
w=6.05
+14.80%
|
205/80-14
d=26.91
w=6.46
+18.35%
|
205/85-14
d=27.72
w=6.86
+21.90%
|
| 215 |
215/25-14
d=18.23
w=2.12
-19.82%
|
215/30-14
d=19.08
w=2.54
-16.10%
|
215/35-14
d=19.93
w=2.96
-12.38%
|
215/40-14
d=20.77
w=3.39
-8.66%
|
215/45-14
d=21.62
w=3.81
-4.93%
|
215/50-14
d=22.46
w=4.23
-1.21%
|
215/55-14
d=23.31
w=4.66
+2.51%
|
215/60-14
d=24.16
w=5.08
+6.23%
|
215/65-14
d=25.00
w=5.50
+9.95%
|
215/70-14
d=25.85
w=5.93
+13.68%
|
215/75-14
d=26.70
w=6.35
+17.40%
|
215/80-14
d=27.54
w=6.77
+21.12%
|
215/85-14
d=28.39
w=7.19
+24.84%
|
| 225 |
225/25-14
d=18.43
w=2.21
-18.96%
|
225/30-14
d=19.31
w=2.66
-15.06%
|
225/35-14
d=20.20
w=3.10
-11.17%
|
225/40-14
d=21.09
w=3.54
-7.27%
|
225/45-14
d=21.97
w=3.99
-3.38%
|
225/50-14
d=22.86
w=4.43
+0.52%
|
225/55-14
d=23.74
w=4.87
+4.41%
|
225/60-14
d=24.63
w=5.31
+8.31%
|
225/65-14
d=25.52
w=5.76
+12.21%
|
225/70-14
d=26.40
w=6.20
+16.10%
|
225/75-14
d=27.29
w=6.64
+20.00%
|
225/80-14
d=28.17
w=7.09
+23.89%
|
225/85-14
d=29.06
w=7.53
+27.79%
|
| 235 |
235/25-14
d=18.63
w=2.31
-18.09%
|
235/30-14
d=19.55
w=2.78
-14.02%
|
235/35-14
d=20.48
w=3.24
-9.95%
|
235/40-14
d=21.40
w=3.70
-5.89%
|
235/45-14
d=22.33
w=4.16
-1.82%
|
235/50-14
d=23.25
w=4.63
+2.25%
|
235/55-14
d=24.18
w=5.09
+6.32%
|
235/60-14
d=25.10
w=5.55
+10.39%
|
235/65-14
d=26.03
w=6.01
+14.46%
|
235/70-14
d=26.95
w=6.48
+18.52%
|
235/75-14
d=27.88
w=6.94
+22.59%
|
235/80-14
d=28.80
w=7.40
+26.66%
|
235/85-14
d=29.73
w=7.86
+30.73%
|
| 245 |
245/25-14
d=18.82
w=2.41
-17.23%
|
245/30-14
d=19.79
w=2.89
-12.98%
|
245/35-14
d=20.75
w=3.38
-8.74%
|
245/40-14
d=21.72
w=3.86
-4.50%
|
245/45-14
d=22.68
w=4.34
-0.26%
|
245/50-14
d=23.65
w=4.82
+3.98%
|
245/55-14
d=24.61
w=5.31
+8.22%
|
245/60-14
d=25.57
w=5.79
+12.47%
|
245/65-14
d=26.54
w=6.27
+16.71%
|
245/70-14
d=27.50
w=6.75
+20.95%
|
245/75-14
d=28.47
w=7.23
+25.19%
|
245/80-14
d=29.43
w=7.72
+29.43%
|
245/85-14
d=30.40
w=8.20
+33.67%
|
| 255 |
255/25-14
d=19.02
w=2.51
-16.36%
|
255/30-14
d=20.02
w=3.01
-11.95%
|
255/35-14
d=21.03
w=3.51
-7.53%
|
255/40-14
d=22.03
w=4.02
-3.12%
|
255/45-14
d=23.04
w=4.52
+1.30%
|
255/50-14
d=24.04
w=5.02
+5.71%
|
255/55-14
d=25.04
w=5.52
+10.13%
|
255/60-14
d=26.05
w=6.02
+14.54%
|
255/65-14
d=27.05
w=6.53
+18.96%
|
255/70-14
d=28.06
w=7.03
+23.37%
|
255/75-14
d=29.06
w=7.53
+27.79%
|
255/80-14
d=30.06
w=8.03
+32.20%
|
255/85-14
d=31.07
w=8.53
+36.62%
|
| 265 |
265/25-14
d=19.22
w=2.61
-15.50%
|
265/30-14
d=20.26
w=3.13
-10.91%
|
265/35-14
d=21.30
w=3.65
-6.32%
|
265/40-14
d=22.35
w=4.17
-1.73%
|
265/45-14
d=23.39
w=4.69
+2.86%
|
265/50-14
d=24.43
w=5.22
+7.44%
|
265/55-14
d=25.48
w=5.74
+12.03%
|
265/60-14
d=26.52
w=6.26
+16.62%
|
265/65-14
d=27.56
w=6.78
+21.21%
|
265/70-14
d=28.61
w=7.30
+25.80%
|
265/75-14
d=29.65
w=7.82
+30.38%
|
265/80-14
d=30.69
w=8.35
+34.97%
|
265/85-14
d=31.74
w=8.87
+39.56%
|
| 275 |
275/25-14
d=19.41
w=2.71
-14.63%
|
275/30-14
d=20.50
w=3.25
-9.87%
|
275/35-14
d=21.58
w=3.79
-5.11%
|
275/40-14
d=22.66
w=4.33
-0.35%
|
275/45-14
d=23.74
w=4.87
+4.41%
|
275/50-14
d=24.83
w=5.41
+9.18%
|
275/55-14
d=25.91
w=5.95
+13.94%
|
275/60-14
d=26.99
w=6.50
+18.70%
|
275/65-14
d=28.07
w=7.04
+23.46%
|
275/70-14
d=29.16
w=7.58
+28.22%
|
275/75-14
d=30.24
w=8.12
+32.98%
|
275/80-14
d=31.32
w=8.66
+37.74%
|
275/85-14
d=32.41
w=9.20
+42.50%
|
| 285 |
285/25-14
d=19.61
w=2.81
-13.76%
|
285/30-14
d=20.73
w=3.37
-8.83%
|
285/35-14
d=21.85
w=3.93
-3.90%
|
285/40-14
d=22.98
w=4.49
+1.04%
|
285/45-14
d=24.10
w=5.05
+5.97%
|
285/50-14
d=25.22
w=5.61
+10.91%
|
285/55-14
d=26.34
w=6.17
+15.84%
|
285/60-14
d=27.46
w=6.73
+20.78%
|
285/65-14
d=28.59
w=7.29
+25.71%
|
285/70-14
d=29.71
w=7.85
+30.64%
|
285/75-14
d=30.83
w=8.42
+35.58%
|
285/80-14
d=31.95
w=8.98
+40.51%
|
285/85-14
d=33.07
w=9.54
+45.45%
|
| 295 |
295/25-14
d=19.81
w=2.90
-12.90%
|
295/30-14
d=20.97
w=3.48
-7.79%
|
295/35-14
d=22.13
w=4.06
-2.68%
|
295/40-14
d=23.29
w=4.65
+2.42%
|
295/45-14
d=24.45
w=5.23
+7.53%
|
295/50-14
d=25.61
w=5.81
+12.64%
|
295/55-14
d=26.78
w=6.39
+17.75%
|
295/60-14
d=27.94
w=6.97
+22.85%
|
295/65-14
d=29.10
w=7.55
+27.96%
|
295/70-14
d=30.26
w=8.13
+33.07%
|
295/75-14
d=31.42
w=8.71
+38.18%
|
295/80-14
d=32.58
w=9.29
+43.28%
|
295/85-14
d=33.74
w=9.87
+48.39%
|
| 305 |
305/25-14
d=20.00
w=3.00
-12.03%
|
305/30-14
d=21.20
w=3.60
-6.75%
|
305/35-14
d=22.41
w=4.20
-1.47%
|
305/40-14
d=23.61
w=4.80
+3.81%
|
305/45-14
d=24.81
w=5.40
+9.09%
|
305/50-14
d=26.01
w=6.00
+14.37%
|
305/55-14
d=27.21
w=6.60
+19.65%
|
305/60-14
d=28.41
w=7.20
+24.93%
|
305/65-14
d=29.61
w=7.81
+30.21%
|
305/70-14
d=30.81
w=8.41
+35.49%
|
305/75-14
d=32.01
w=9.01
+40.77%
|
305/80-14
d=33.21
w=9.61
+46.05%
|
305/85-14
d=34.41
w=10.21
+51.33%
|
| 315 |
315/25-14
d=20.20
w=3.10
-11.17%
|
315/30-14
d=21.44
w=3.72
-5.71%
|
315/35-14
d=22.68
w=4.34
-0.26%
|
315/40-14
d=23.92
w=4.96
+5.19%
|
315/45-14
d=25.16
w=5.58
+10.65%
|
315/50-14
d=26.40
w=6.20
+16.10%
|
315/55-14
d=27.64
w=6.82
+21.55%
|
315/60-14
d=28.88
w=7.44
+27.01%
|
315/65-14
d=30.12
w=8.06
+32.46%
|
315/70-14
d=31.36
w=8.68
+37.92%
|
315/75-14
d=32.60
w=9.30
+43.37%
|
315/80-14
d=33.84
w=9.92
+48.82%
|
315/85-14
d=35.08
w=10.54
+54.28%
|
| 325 |
325/25-14
d=20.40
w=3.20
-10.30%
|
325/30-14
d=21.68
w=3.84
-4.67%
|
325/35-14
d=22.96
w=4.48
+0.95%
|
325/40-14
d=24.24
w=5.12
+6.58%
|
325/45-14
d=25.52
w=5.76
+12.21%
|
325/50-14
d=26.80
w=6.40
+17.83%
|
325/55-14
d=28.07
w=7.04
+23.46%
|
325/60-14
d=29.35
w=7.68
+29.09%
|
325/65-14
d=30.63
w=8.32
+34.71%
|
325/70-14
d=31.91
w=8.96
+40.34%
|
325/75-14
d=33.19
w=9.60
+45.97%
|
325/80-14
d=34.47
w=10.24
+51.59%
|
325/85-14
d=35.75
w=10.88
+57.22%
|
| 335 |
335/25-14
d=20.59
w=3.30
-9.44%
|
335/30-14
d=21.91
w=3.96
-3.64%
|
335/35-14
d=23.23
w=4.62
+2.16%
|
335/40-14
d=24.55
w=5.28
+7.96%
|
335/45-14
d=25.87
w=5.94
+13.76%
|
335/50-14
d=27.19
w=6.59
+19.56%
|
335/55-14
d=28.51
w=7.25
+25.36%
|
335/60-14
d=29.83
w=7.91
+31.16%
|
335/65-14
d=31.15
w=8.57
+36.96%
|
335/70-14
d=32.46
w=9.23
+42.76%
|
335/75-14
d=33.78
w=9.89
+48.56%
|
335/80-14
d=35.10
w=10.55
+54.36%
|
335/85-14
d=36.42
w=11.21
+60.16%
|
|
Wheel Size 15
|
|||||||||||||
|
Wheel Size 16
|
|||||||||||||
|
Wheel Size 16.5
|
|||||||||||||
|
Wheel Size 17
|
|||||||||||||
|
Wheel Size 18
|
|||||||||||||
| 145 |
145/25-18
d=20.85
w=1.43
-8.29%
|
145/30-18
d=21.43
w=1.71
-5.78%
|
145/35-18
d=22.00
w=2.00
-3.27%
|
145/40-18
d=22.57
w=2.28
-0.76%
|
145/45-18
d=23.14
w=2.57
+1.75%
|
145/50-18
d=23.71
w=2.85
+4.26%
|
145/55-18
d=24.28
w=3.14
+6.77%
|
145/60-18
d=24.85
w=3.43
+9.28%
|
145/65-18
d=25.42
w=3.71
+11.79%
|
145/70-18
d=25.99
w=4.00
+14.30%
|
145/75-18
d=26.56
w=4.28
+16.81%
|
145/80-18
d=27.13
w=4.57
+19.32%
|
145/85-18
d=27.70
w=4.85
+21.83%
|
| 155 |
155/25-18
d=21.05
w=1.53
-7.43%
|
155/30-18
d=21.66
w=1.83
-4.74%
|
155/35-18
d=22.27
w=2.14
-2.06%
|
155/40-18
d=22.88
w=2.44
+0.62%
|
155/45-18
d=23.49
w=2.75
+3.31%
|
155/50-18
d=24.10
w=3.05
+5.99%
|
155/55-18
d=24.71
w=3.36
+8.67%
|
155/60-18
d=25.32
w=3.66
+11.36%
|
155/65-18
d=25.93
w=3.97
+14.04%
|
155/70-18
d=26.54
w=4.27
+16.72%
|
155/75-18
d=27.15
w=4.58
+19.41%
|
155/80-18
d=27.76
w=4.88
+22.09%
|
155/85-18
d=28.37
w=5.19
+24.77%
|
| 165 |
165/25-18
d=21.25
w=1.62
-6.56%
|
165/30-18
d=21.90
w=1.95
-3.70%
|
165/35-18
d=22.55
w=2.27
-0.85%
|
165/40-18
d=23.20
w=2.60
+2.01%
|
165/45-18
d=23.85
w=2.92
+4.86%
|
165/50-18
d=24.50
w=3.25
+7.72%
|
165/55-18
d=25.15
w=3.57
+10.58%
|
165/60-18
d=25.80
w=3.90
+13.43%
|
165/65-18
d=26.44
w=4.22
+16.29%
|
165/70-18
d=27.09
w=4.55
+19.15%
|
165/75-18
d=27.74
w=4.87
+22.00%
|
165/80-18
d=28.39
w=5.20
+24.86%
|
165/85-18
d=29.04
w=5.52
+27.72%
|
| 175 |
175/25-18
d=21.44
w=1.72
-5.70%
|
175/30-18
d=22.13
w=2.07
-2.67%
|
175/35-18
d=22.82
w=2.41
+0.36%
|
175/40-18
d=23.51
w=2.76
+3.39%
|
175/45-18
d=24.20
w=3.10
+6.42%
|
175/50-18
d=24.89
w=3.44
+9.45%
|
175/55-18
d=25.58
w=3.79
+12.48%
|
175/60-18
d=26.27
w=4.13
+15.51%
|
175/65-18
d=26.96
w=4.48
+18.54%
|
175/70-18
d=27.65
w=4.82
+21.57%
|
175/75-18
d=28.33
w=5.17
+24.60%
|
175/80-18
d=29.02
w=5.51
+27.63%
|
175/85-18
d=29.71
w=5.86
+30.66%
|
| 185 |
185/25-18
d=21.64
w=1.82
-4.83%
|
185/30-18
d=22.37
w=2.19
-1.63%
|
185/35-18
d=23.10
w=2.55
+1.58%
|
185/40-18
d=23.83
w=2.91
+4.78%
|
185/45-18
d=24.56
w=3.28
+7.98%
|
185/50-18
d=25.28
w=3.64
+11.18%
|
185/55-18
d=26.01
w=4.01
+14.39%
|
185/60-18
d=26.74
w=4.37
+17.59%
|
185/65-18
d=27.47
w=4.73
+20.79%
|
185/70-18
d=28.20
w=5.10
+24.00%
|
185/75-18
d=28.93
w=5.46
+27.20%
|
185/80-18
d=29.65
w=5.83
+30.40%
|
185/85-18
d=30.38
w=6.19
+33.60%
|
| 195 |
195/25-18
d=21.84
w=1.92
-3.96%
|
195/30-18
d=22.61
w=2.30
-0.59%
|
195/35-18
d=23.37
w=2.69
+2.79%
|
195/40-18
d=24.14
w=3.07
+6.16%
|
195/45-18
d=24.91
w=3.45
+9.54%
|
195/50-18
d=25.68
w=3.84
+12.92%
|
195/55-18
d=26.44
w=4.22
+16.29%
|
195/60-18
d=27.21
w=4.61
+19.67%
|
195/65-18
d=27.98
w=4.99
+23.04%
|
195/70-18
d=28.75
w=5.37
+26.42%
|
195/75-18
d=29.52
w=5.76
+29.80%
|
195/80-18
d=30.28
w=6.14
+33.17%
|
195/85-18
d=31.05
w=6.53
+36.55%
|
| 205 |
205/25-18
d=22.04
w=2.02
-3.10%
|
205/30-18
d=22.84
w=2.42
+0.45%
|
205/35-18
d=23.65
w=2.82
+4.00%
|
205/40-18
d=24.46
w=3.23
+7.55%
|
205/45-18
d=25.26
w=3.63
+11.10%
|
205/50-18
d=26.07
w=4.04
+14.65%
|
205/55-18
d=26.88
w=4.44
+18.20%
|
205/60-18
d=27.69
w=4.84
+21.75%
|
205/65-18
d=28.49
w=5.25
+25.29%
|
205/70-18
d=29.30
w=5.65
+28.84%
|
205/75-18
d=30.11
w=6.05
+32.39%
|
205/80-18
d=30.91
w=6.46
+35.94%
|
205/85-18
d=31.72
w=6.86
+39.49%
|
| 215 |
215/25-18
d=22.23
w=2.12
-2.23%
|
215/30-18
d=23.08
w=2.54
+1.49%
|
215/35-18
d=23.93
w=2.96
+5.21%
|
215/40-18
d=24.77
w=3.39
+8.93%
|
215/45-18
d=25.62
w=3.81
+12.66%
|
215/50-18
d=26.46
w=4.23
+16.38%
|
215/55-18
d=27.31
w=4.66
+20.10%
|
215/60-18
d=28.16
w=5.08
+23.82%
|
215/65-18
d=29.00
w=5.50
+27.55%
|
215/70-18
d=29.85
w=5.93
+31.27%
|
215/75-18
d=30.70
w=6.35
+34.99%
|
215/80-18
d=31.54
w=6.77
+38.71%
|
215/85-18
d=32.39
w=7.19
+42.43%
|
| 225 |
225/25-18
d=22.43
w=2.21
-1.37%
|
225/30-18
d=23.31
w=2.66
+2.53%
|
225/35-18
d=24.20
w=3.10
+6.42%
|
225/40-18
d=25.09
w=3.54
+10.32%
|
225/45-18
d=25.97
w=3.99
+14.21%
|
225/50-18
d=26.86
w=4.43
+18.11%
|
225/55-18
d=27.74
w=4.87
+22.00%
|
225/60-18
d=28.63
w=5.31
+25.90%
|
225/65-18
d=29.52
w=5.76
+29.80%
|
225/70-18
d=30.40
w=6.20
+33.69%
|
225/75-18
d=31.29
w=6.64
+37.59%
|
225/80-18
d=32.17
w=7.09
+41.48%
|
225/85-18
d=33.06
w=7.53
+45.38%
|
| 235 |
235/25-18
d=22.63
w=2.31
-0.50%
|
235/30-18
d=23.55
w=2.78
+3.57%
|
235/35-18
d=24.48
w=3.24
+7.64%
|
235/40-18
d=25.40
w=3.70
+11.70%
|
235/45-18
d=26.33
w=4.16
+15.77%
|
235/50-18
d=27.25
w=4.63
+19.84%
|
235/55-18
d=28.18
w=5.09
+23.91%
|
235/60-18
d=29.10
w=5.55
+27.98%
|
235/65-18
d=30.03
w=6.01
+32.05%
|
235/70-18
d=30.95
w=6.48
+36.11%
|
235/75-18
d=31.88
w=6.94
+40.18%
|
235/80-18
d=32.80
w=7.40
+44.25%
|
235/85-18
d=33.73
w=7.86
+48.32%
|
| 245 |
245/25-18
d=22.82
w=2.41
+0.36%
|
245/30-18
d=23.79
w=2.89
+4.61%
|
245/35-18
d=24.75
w=3.38
+8.85%
|
245/40-18
d=25.72
w=3.86
+13.09%
|
245/45-18
d=26.68
w=4.34
+17.33%
|
245/50-18
d=27.65
w=4.82
+21.57%
|
245/55-18
d=28.61
w=5.31
+25.81%
|
245/60-18
d=29.57
w=5.79
+30.06%
|
245/65-18
d=30.54
w=6.27
+34.30%
|
245/70-18
d=31.50
w=6.75
+38.54%
|
245/75-18
d=32.47
w=7.23
+42.78%
|
245/80-18
d=33.43
w=7.72
+47.02%
|
245/85-18
d=34.40
w=8.20
+51.26%
|
| 255 |
255/25-18
d=23.02
w=2.51
+1.23%
|
255/30-18
d=24.02
w=3.01
+5.64%
|
255/35-18
d=25.03
w=3.51
+10.06%
|
255/40-18
d=26.03
w=4.02
+14.47%
|
255/45-18
d=27.04
w=4.52
+18.89%
|
255/50-18
d=28.04
w=5.02
+23.30%
|
255/55-18
d=29.04
w=5.52
+27.72%
|
255/60-18
d=30.05
w=6.02
+32.13%
|
255/65-18
d=31.05
w=6.53
+36.55%
|
255/70-18
d=32.06
w=7.03
+40.96%
|
255/75-18
d=33.06
w=7.53
+45.38%
|
255/80-18
d=34.06
w=8.03
+49.79%
|
255/85-18
d=35.07
w=8.53
+54.21%
|
| 265 |
265/25-18
d=23.22
w=2.61
+2.09%
|
265/30-18
d=24.26
w=3.13
+6.68%
|
265/35-18
d=25.30
w=3.65
+11.27%
|
265/40-18
d=26.35
w=4.17
+15.86%
|
265/45-18
d=27.39
w=4.69
+20.45%
|
265/50-18
d=28.43
w=5.22
+25.03%
|
265/55-18
d=29.48
w=5.74
+29.62%
|
265/60-18
d=30.52
w=6.26
+34.21%
|
265/65-18
d=31.56
w=6.78
+38.80%
|
265/70-18
d=32.61
w=7.30
+43.39%
|
265/75-18
d=33.65
w=7.82
+47.97%
|
265/80-18
d=34.69
w=8.35
+52.56%
|
265/85-18
d=35.74
w=8.87
+57.15%
|
| 275 |
275/25-18
d=23.41
w=2.71
+2.96%
|
275/30-18
d=24.50
w=3.25
+7.72%
|
275/35-18
d=25.58
w=3.79
+12.48%
|
275/40-18
d=26.66
w=4.33
+17.24%
|
275/45-18
d=27.74
w=4.87
+22.00%
|
275/50-18
d=28.83
w=5.41
+26.77%
|
275/55-18
d=29.91
w=5.95
+31.53%
|
275/60-18
d=30.99
w=6.50
+36.29%
|
275/65-18
d=32.07
w=7.04
+41.05%
|
275/70-18
d=33.16
w=7.58
+45.81%
|
275/75-18
d=34.24
w=8.12
+50.57%
|
275/80-18
d=35.32
w=8.66
+55.33%
|
275/85-18
d=36.41
w=9.20
+60.09%
|
| 285 |
285/25-18
d=23.61
w=2.81
+3.83%
|
285/30-18
d=24.73
w=3.37
+8.76%
|
285/35-18
d=25.85
w=3.93
+13.69%
|
285/40-18
d=26.98
w=4.49
+18.63%
|
285/45-18
d=28.10
w=5.05
+23.56%
|
285/50-18
d=29.22
w=5.61
+28.50%
|
285/55-18
d=30.34
w=6.17
+33.43%
|
285/60-18
d=31.46
w=6.73
+38.37%
|
285/65-18
d=32.59
w=7.29
+43.30%
|
285/70-18
d=33.71
w=7.85
+48.23%
|
285/75-18
d=34.83
w=8.42
+53.17%
|
285/80-18
d=35.95
w=8.98
+58.10%
|
285/85-18
d=37.07
w=9.54
+63.04%
|
| 295 |
295/25-18
d=23.81
w=2.90
+4.69%
|
295/30-18
d=24.97
w=3.48
+9.80%
|
295/35-18
d=26.13
w=4.06
+14.91%
|
295/40-18
d=27.29
w=4.65
+20.01%
|
295/45-18
d=28.45
w=5.23
+25.12%
|
295/50-18
d=29.61
w=5.81
+30.23%
|
295/55-18
d=30.78
w=6.39
+35.34%
|
295/60-18
d=31.94
w=6.97
+40.44%
|
295/65-18
d=33.10
w=7.55
+45.55%
|
295/70-18
d=34.26
w=8.13
+50.66%
|
295/75-18
d=35.42
w=8.71
+55.77%
|
295/80-18
d=36.58
w=9.29
+60.87%
|
295/85-18
d=37.74
w=9.87
+65.98%
|
| 305 |
305/25-18
d=24.00
w=3.00
+5.56%
|
305/30-18
d=25.20
w=3.60
+10.84%
|
305/35-18
d=26.41
w=4.20
+16.12%
|
305/40-18
d=27.61
w=4.80
+21.40%
|
305/45-18
d=28.81
w=5.40
+26.68%
|
305/50-18
d=30.01
w=6.00
+31.96%
|
305/55-18
d=31.21
w=6.60
+37.24%
|
305/60-18
d=32.41
w=7.20
+42.52%
|
305/65-18
d=33.61
w=7.81
+47.80%
|
305/70-18
d=34.81
w=8.41
+53.08%
|
305/75-18
d=36.01
w=9.01
+58.36%
|
305/80-18
d=37.21
w=9.61
+63.64%
|
305/85-18
d=38.41
w=10.21
+68.92%
|
| 315 |
315/25-18
d=24.20
w=3.10
+6.42%
|
315/30-18
d=25.44
w=3.72
+11.88%
|
315/35-18
d=26.68
w=4.34
+17.33%
|
315/40-18
d=27.92
w=4.96
+22.78%
|
315/45-18
d=29.16
w=5.58
+28.24%
|
315/50-18
d=30.40
w=6.20
+33.69%
|
315/55-18
d=31.64
w=6.82
+39.14%
|
315/60-18
d=32.88
w=7.44
+44.60%
|
315/65-18
d=34.12
w=8.06
+50.05%
|
315/70-18
d=35.36
w=8.68
+55.51%
|
315/75-18
d=36.60
w=9.30
+60.96%
|
315/80-18
d=37.84
w=9.92
+66.41%
|
315/85-18
d=39.08
w=10.54
+71.87%
|
| 325 |
325/25-18
d=24.40
w=3.20
+7.29%
|
325/30-18
d=25.68
w=3.84
+12.92%
|
325/35-18
d=26.96
w=4.48
+18.54%
|
325/40-18
d=28.24
w=5.12
+24.17%
|
325/45-18
d=29.52
w=5.76
+29.80%
|
325/50-18
d=30.80
w=6.40
+35.42%
|
325/55-18
d=32.07
w=7.04
+41.05%
|
325/60-18
d=33.35
w=7.68
+46.68%
|
325/65-18
d=34.63
w=8.32
+52.30%
|
325/70-18
d=35.91
w=8.96
+57.93%
|
325/75-18
d=37.19
w=9.60
+63.56%
|
325/80-18
d=38.47
w=10.24
+69.18%
|
325/85-18
d=39.75
w=10.88
+74.81%
|
| 335 |
335/25-18
d=24.59
w=3.30
+8.15%
|
335/30-18
d=25.91
w=3.96
+13.95%
|
335/35-18
d=27.23
w=4.62
+19.75%
|
335/40-18
d=28.55
w=5.28
+25.55%
|
335/45-18
d=29.87
w=5.94
+31.35%
|
335/50-18
d=31.19
w=6.59
+37.15%
|
335/55-18
d=32.51
w=7.25
+42.95%
|
335/60-18
d=33.83
w=7.91
+48.75%
|
335/65-18
d=35.15
w=8.57
+54.55%
|
335/70-18
d=36.46
w=9.23
+60.35%
|
335/75-18
d=37.78
w=9.89
+66.15%
|
335/80-18
d=39.10
w=10.55
+71.95%
|
335/85-18
d=40.42
w=11.21
+77.75%
|
|
Wheel Size 19
|
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|
Wheel Size 20
|
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|
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!