| Code | Difference | = 50mph | 1000miles = | Diameter | Wall,in | Wall,mm |
|---|---|---|---|---|---|---|
| 215/45-18 | 0.00 % | 50.00 | 1,000.00 | 25.62 | 3.81 | 96.75 |
| 295/50-14 | -0.02 % | 49.99 | 1,000.15 | 25.61 | 5.81 | 147.50 |
| 185/80-14 | +0.14 % | 50.07 | 998.62 | 25.65 | 5.83 | 148.00 |
| 275/35-18 | -0.15 % | 49.92 | 1,001.54 | 25.58 | 3.79 | 96.25 |
| 175/55-18 | -0.15 % | 49.92 | 1,001.54 | 25.58 | 3.79 | 96.25 |
| 245/60-14 | -0.17 % | 49.92 | 1,001.69 | 25.57 | 5.79 | 147.00 |
| 325/30-18 | +0.23 % | 50.12 | 997.69 | 25.68 | 3.84 | 97.50 |
| 195/50-18 | +0.23 % | 50.12 | 997.69 | 25.68 | 3.84 | 97.50 |
| 175/85-14 | +0.37 % | 50.18 | 996.31 | 25.71 | 5.86 | 148.75 |
| 245/40-18 | +0.38 % | 50.19 | 996.16 | 25.72 | 3.86 | 98.00 |
| 325/45-14 | -0.40 % | 49.80 | 1,004.00 | 25.52 | 5.76 | 146.25 |
| 225/65-14 | -0.40 % | 49.80 | 1,004.00 | 25.52 | 5.76 | 146.25 |
| 195/75-14 | -0.40 % | 49.80 | 1,004.00 | 25.52 | 5.76 | 146.25 |
| 265/55-14 | -0.55 % | 49.72 | 1,005.53 | 25.48 | 5.74 | 145.75 |
| 165/60-18 | +0.69 % | 50.35 | 993.08 | 25.80 | 3.90 | 99.00 |
| 315/30-18 | -0.69 % | 49.65 | 1,006.92 | 25.44 | 3.72 | 94.50 |
| 145/65-18 | -0.77 % | 49.62 | 1,007.68 | 25.42 | 3.71 | 94.25 |
| 235/40-18 | -0.85 % | 49.58 | 1,008.45 | 25.40 | 3.70 | 94.00 |
| 215/70-14 | +0.91 % | 50.45 | 990.93 | 25.85 | 5.93 | 150.50 |
| 285/35-18 | +0.92 % | 50.46 | 990.78 | 25.85 | 3.93 | 99.75 |
| 335/45-14 | +0.98 % | 50.49 | 990.16 | 25.87 | 5.94 | 150.75 |
| 275/55-14 | +1.14 % | 50.57 | 988.63 | 25.91 | 5.95 | 151.25 |
| 335/30-18 | +1.15 % | 50.58 | 988.47 | 25.91 | 3.96 | 100.50 |
| 155/60-18 | -1.15 % | 49.42 | 1,011.53 | 25.32 | 3.66 | 93.00 |
| 155/65-18 | +1.23 % | 50.61 | 987.71 | 25.93 | 3.97 | 100.75 |
| 265/35-18 | -1.23 % | 49.39 | 1,012.29 | 25.30 | 3.65 | 92.75 |
| 205/70-14 | -1.24 % | 49.38 | 1,012.45 | 25.30 | 5.65 | 143.50 |
| 185/50-18 | -1.31 % | 49.35 | 1,013.06 | 25.28 | 3.64 | 92.50 |
| 225/45-18 | +1.38 % | 50.69 | 986.17 | 25.97 | 3.99 | 101.25 |
| 205/45-18 | -1.38 % | 49.31 | 1,013.83 | 25.26 | 3.63 | 92.25 |
| 145/70-18 | +1.46 % | 50.73 | 985.40 | 25.99 | 4.00 | 101.50 |
| 305/50-14 | +1.52 % | 50.76 | 984.79 | 26.01 | 6.00 | 152.50 |
| 185/55-18 | +1.54 % | 50.77 | 984.63 | 26.01 | 4.01 | 101.75 |
| 285/50-14 | -1.55 % | 49.22 | 1,015.52 | 25.22 | 5.61 | 142.50 |
| 235/65-14 | +1.60 % | 50.80 | 984.02 | 26.03 | 6.01 | 152.75 |
| 255/40-18 | +1.61 % | 50.81 | 983.86 | 26.03 | 4.02 | 102.00 |
| 305/30-18 | -1.61 % | 49.19 | 1,016.14 | 25.20 | 3.60 | 91.50 |
| 255/60-14 | +1.68 % | 50.84 | 983.25 | 26.05 | 6.02 | 153.00 |
| 205/50-18 | +1.77 % | 50.88 | 982.33 | 26.07 | 4.04 | 102.50 |
| 315/45-14 | -1.78 % | 49.11 | 1,017.83 | 25.16 | 5.58 | 141.75 |
| 165/55-18 | -1.84 % | 49.08 | 1,018.44 | 25.15 | 3.57 | 90.75 |
| 205/75-14 | +1.91 % | 50.95 | 980.94 | 26.11 | 6.05 | 153.75 |
| 295/35-18 | +2.00 % | 51.00 | 980.02 | 26.13 | 4.06 | 103.25 |
| 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
-34.21%
|
145/30-14
d=17.43
w=1.71
-31.98%
|
145/35-14
d=18.00
w=2.00
-29.75%
|
145/40-14
d=18.57
w=2.28
-27.52%
|
145/45-14
d=19.14
w=2.57
-25.30%
|
145/50-14
d=19.71
w=2.85
-23.07%
|
145/55-14
d=20.28
w=3.14
-20.84%
|
145/60-14
d=20.85
w=3.43
-18.61%
|
145/65-14
d=21.42
w=3.71
-16.38%
|
145/70-14
d=21.99
w=4.00
-14.15%
|
145/75-14
d=22.56
w=4.28
-11.93%
|
145/80-14
d=23.13
w=4.57
-9.70%
|
145/85-14
d=23.70
w=4.85
-7.47%
|
| 155 |
155/25-14
d=17.05
w=1.53
-33.44%
|
155/30-14
d=17.66
w=1.83
-31.06%
|
155/35-14
d=18.27
w=2.14
-28.68%
|
155/40-14
d=18.88
w=2.44
-26.29%
|
155/45-14
d=19.49
w=2.75
-23.91%
|
155/50-14
d=20.10
w=3.05
-21.53%
|
155/55-14
d=20.71
w=3.36
-19.15%
|
155/60-14
d=21.32
w=3.66
-16.77%
|
155/65-14
d=21.93
w=3.97
-14.38%
|
155/70-14
d=22.54
w=4.27
-12.00%
|
155/75-14
d=23.15
w=4.58
-9.62%
|
155/80-14
d=23.76
w=4.88
-7.24%
|
155/85-14
d=24.37
w=5.19
-4.86%
|
| 165 |
165/25-14
d=17.25
w=1.62
-32.67%
|
165/30-14
d=17.90
w=1.95
-30.14%
|
165/35-14
d=18.55
w=2.27
-27.60%
|
165/40-14
d=19.20
w=2.60
-25.07%
|
165/45-14
d=19.85
w=2.92
-22.53%
|
165/50-14
d=20.50
w=3.25
-19.99%
|
165/55-14
d=21.15
w=3.57
-17.46%
|
165/60-14
d=21.80
w=3.90
-14.92%
|
165/65-14
d=22.44
w=4.22
-12.39%
|
165/70-14
d=23.09
w=4.55
-9.85%
|
165/75-14
d=23.74
w=4.87
-7.32%
|
165/80-14
d=24.39
w=5.20
-4.78%
|
165/85-14
d=25.04
w=5.52
-2.24%
|
| 175 |
175/25-14
d=17.44
w=1.72
-31.90%
|
175/30-14
d=18.13
w=2.07
-29.21%
|
175/35-14
d=18.82
w=2.41
-26.53%
|
175/40-14
d=19.51
w=2.76
-23.84%
|
175/45-14
d=20.20
w=3.10
-21.15%
|
175/50-14
d=20.89
w=3.44
-18.46%
|
175/55-14
d=21.58
w=3.79
-15.77%
|
175/60-14
d=22.27
w=4.13
-13.08%
|
175/65-14
d=22.96
w=4.48
-10.39%
|
175/70-14
d=23.65
w=4.82
-7.70%
|
175/75-14
d=24.33
w=5.17
-5.01%
|
175/80-14
d=25.02
w=5.51
-2.32%
|
175/85-14
d=25.71
w=5.86
+0.37%
|
| 185 |
185/25-14
d=17.64
w=1.82
-31.14%
|
185/30-14
d=18.37
w=2.19
-28.29%
|
185/35-14
d=19.10
w=2.55
-25.45%
|
185/40-14
d=19.83
w=2.91
-22.61%
|
185/45-14
d=20.56
w=3.28
-19.76%
|
185/50-14
d=21.28
w=3.64
-16.92%
|
185/55-14
d=22.01
w=4.01
-14.08%
|
185/60-14
d=22.74
w=4.37
-11.23%
|
185/65-14
d=23.47
w=4.73
-8.39%
|
185/70-14
d=24.20
w=5.10
-5.55%
|
185/75-14
d=24.93
w=5.46
-2.70%
|
185/80-14
d=25.65
w=5.83
+0.14%
|
185/85-14
d=26.38
w=6.19
+2.98%
|
| 195 |
195/25-14
d=17.84
w=1.92
-30.37%
|
195/30-14
d=18.61
w=2.30
-27.37%
|
195/35-14
d=19.37
w=2.69
-24.37%
|
195/40-14
d=20.14
w=3.07
-21.38%
|
195/45-14
d=20.91
w=3.45
-18.38%
|
195/50-14
d=21.68
w=3.84
-15.38%
|
195/55-14
d=22.44
w=4.22
-12.39%
|
195/60-14
d=23.21
w=4.61
-9.39%
|
195/65-14
d=23.98
w=4.99
-6.39%
|
195/70-14
d=24.75
w=5.37
-3.40%
|
195/75-14
d=25.52
w=5.76
-0.40%
|
195/80-14
d=26.28
w=6.14
+2.60%
|
195/85-14
d=27.05
w=6.53
+5.59%
|
| 205 |
205/25-14
d=18.04
w=2.02
-29.60%
|
205/30-14
d=18.84
w=2.42
-26.45%
|
205/35-14
d=19.65
w=2.82
-23.30%
|
205/40-14
d=20.46
w=3.23
-20.15%
|
205/45-14
d=21.26
w=3.63
-17.00%
|
205/50-14
d=22.07
w=4.04
-13.85%
|
205/55-14
d=22.88
w=4.44
-10.70%
|
205/60-14
d=23.69
w=4.84
-7.55%
|
205/65-14
d=24.49
w=5.25
-4.40%
|
205/70-14
d=25.30
w=5.65
-1.24%
|
205/75-14
d=26.11
w=6.05
+1.91%
|
205/80-14
d=26.91
w=6.46
+5.06%
|
205/85-14
d=27.72
w=6.86
+8.21%
|
| 215 |
215/25-14
d=18.23
w=2.12
-28.83%
|
215/30-14
d=19.08
w=2.54
-25.53%
|
215/35-14
d=19.93
w=2.96
-22.22%
|
215/40-14
d=20.77
w=3.39
-18.92%
|
215/45-14
d=21.62
w=3.81
-15.61%
|
215/50-14
d=22.46
w=4.23
-12.31%
|
215/55-14
d=23.31
w=4.66
-9.01%
|
215/60-14
d=24.16
w=5.08
-5.70%
|
215/65-14
d=25.00
w=5.50
-2.40%
|
215/70-14
d=25.85
w=5.93
+0.91%
|
215/75-14
d=26.70
w=6.35
+4.21%
|
215/80-14
d=27.54
w=6.77
+7.51%
|
215/85-14
d=28.39
w=7.19
+10.82%
|
| 225 |
225/25-14
d=18.43
w=2.21
-28.06%
|
225/30-14
d=19.31
w=2.66
-24.60%
|
225/35-14
d=20.20
w=3.10
-21.15%
|
225/40-14
d=21.09
w=3.54
-17.69%
|
225/45-14
d=21.97
w=3.99
-14.23%
|
225/50-14
d=22.86
w=4.43
-10.77%
|
225/55-14
d=23.74
w=4.87
-7.32%
|
225/60-14
d=24.63
w=5.31
-3.86%
|
225/65-14
d=25.52
w=5.76
-0.40%
|
225/70-14
d=26.40
w=6.20
+3.06%
|
225/75-14
d=27.29
w=6.64
+6.52%
|
225/80-14
d=28.17
w=7.09
+9.97%
|
225/85-14
d=29.06
w=7.53
+13.43%
|
| 235 |
235/25-14
d=18.63
w=2.31
-27.29%
|
235/30-14
d=19.55
w=2.78
-23.68%
|
235/35-14
d=20.48
w=3.24
-20.07%
|
235/40-14
d=21.40
w=3.70
-16.46%
|
235/45-14
d=22.33
w=4.16
-12.85%
|
235/50-14
d=23.25
w=4.63
-9.24%
|
235/55-14
d=24.18
w=5.09
-5.62%
|
235/60-14
d=25.10
w=5.55
-2.01%
|
235/65-14
d=26.03
w=6.01
+1.60%
|
235/70-14
d=26.95
w=6.48
+5.21%
|
235/75-14
d=27.88
w=6.94
+8.82%
|
235/80-14
d=28.80
w=7.40
+12.43%
|
235/85-14
d=29.73
w=7.86
+16.04%
|
| 245 |
245/25-14
d=18.82
w=2.41
-26.53%
|
245/30-14
d=19.79
w=2.89
-22.76%
|
245/35-14
d=20.75
w=3.38
-18.99%
|
245/40-14
d=21.72
w=3.86
-15.23%
|
245/45-14
d=22.68
w=4.34
-11.46%
|
245/50-14
d=23.65
w=4.82
-7.70%
|
245/55-14
d=24.61
w=5.31
-3.93%
|
245/60-14
d=25.57
w=5.79
-0.17%
|
245/65-14
d=26.54
w=6.27
+3.60%
|
245/70-14
d=27.50
w=6.75
+7.36%
|
245/75-14
d=28.47
w=7.23
+11.13%
|
245/80-14
d=29.43
w=7.72
+14.89%
|
245/85-14
d=30.40
w=8.20
+18.66%
|
| 255 |
255/25-14
d=19.02
w=2.51
-25.76%
|
255/30-14
d=20.02
w=3.01
-21.84%
|
255/35-14
d=21.03
w=3.51
-17.92%
|
255/40-14
d=22.03
w=4.02
-14.00%
|
255/45-14
d=23.04
w=4.52
-10.08%
|
255/50-14
d=24.04
w=5.02
-6.16%
|
255/55-14
d=25.04
w=5.52
-2.24%
|
255/60-14
d=26.05
w=6.02
+1.68%
|
255/65-14
d=27.05
w=6.53
+5.59%
|
255/70-14
d=28.06
w=7.03
+9.51%
|
255/75-14
d=29.06
w=7.53
+13.43%
|
255/80-14
d=30.06
w=8.03
+17.35%
|
255/85-14
d=31.07
w=8.53
+21.27%
|
| 265 |
265/25-14
d=19.22
w=2.61
-24.99%
|
265/30-14
d=20.26
w=3.13
-20.92%
|
265/35-14
d=21.30
w=3.65
-16.84%
|
265/40-14
d=22.35
w=4.17
-12.77%
|
265/45-14
d=23.39
w=4.69
-8.70%
|
265/50-14
d=24.43
w=5.22
-4.63%
|
265/55-14
d=25.48
w=5.74
-0.55%
|
265/60-14
d=26.52
w=6.26
+3.52%
|
265/65-14
d=27.56
w=6.78
+7.59%
|
265/70-14
d=28.61
w=7.30
+11.66%
|
265/75-14
d=29.65
w=7.82
+15.74%
|
265/80-14
d=30.69
w=8.35
+19.81%
|
265/85-14
d=31.74
w=8.87
+23.88%
|
| 275 |
275/25-14
d=19.41
w=2.71
-24.22%
|
275/30-14
d=20.50
w=3.25
-19.99%
|
275/35-14
d=21.58
w=3.79
-15.77%
|
275/40-14
d=22.66
w=4.33
-11.54%
|
275/45-14
d=23.74
w=4.87
-7.32%
|
275/50-14
d=24.83
w=5.41
-3.09%
|
275/55-14
d=25.91
w=5.95
+1.14%
|
275/60-14
d=26.99
w=6.50
+5.36%
|
275/65-14
d=28.07
w=7.04
+9.59%
|
275/70-14
d=29.16
w=7.58
+13.82%
|
275/75-14
d=30.24
w=8.12
+18.04%
|
275/80-14
d=31.32
w=8.66
+22.27%
|
275/85-14
d=32.41
w=9.20
+26.49%
|
| 285 |
285/25-14
d=19.61
w=2.81
-23.45%
|
285/30-14
d=20.73
w=3.37
-19.07%
|
285/35-14
d=21.85
w=3.93
-14.69%
|
285/40-14
d=22.98
w=4.49
-10.31%
|
285/45-14
d=24.10
w=5.05
-5.93%
|
285/50-14
d=25.22
w=5.61
-1.55%
|
285/55-14
d=26.34
w=6.17
+2.83%
|
285/60-14
d=27.46
w=6.73
+7.21%
|
285/65-14
d=28.59
w=7.29
+11.59%
|
285/70-14
d=29.71
w=7.85
+15.97%
|
285/75-14
d=30.83
w=8.42
+20.35%
|
285/80-14
d=31.95
w=8.98
+24.73%
|
285/85-14
d=33.07
w=9.54
+29.11%
|
| 295 |
295/25-14
d=19.81
w=2.90
-22.68%
|
295/30-14
d=20.97
w=3.48
-18.15%
|
295/35-14
d=22.13
w=4.06
-13.62%
|
295/40-14
d=23.29
w=4.65
-9.08%
|
295/45-14
d=24.45
w=5.23
-4.55%
|
295/50-14
d=25.61
w=5.81
-0.02%
|
295/55-14
d=26.78
w=6.39
+4.52%
|
295/60-14
d=27.94
w=6.97
+9.05%
|
295/65-14
d=29.10
w=7.55
+13.59%
|
295/70-14
d=30.26
w=8.13
+18.12%
|
295/75-14
d=31.42
w=8.71
+22.65%
|
295/80-14
d=32.58
w=9.29
+27.19%
|
295/85-14
d=33.74
w=9.87
+31.72%
|
| 305 |
305/25-14
d=20.00
w=3.00
-21.91%
|
305/30-14
d=21.20
w=3.60
-17.23%
|
305/35-14
d=22.41
w=4.20
-12.54%
|
305/40-14
d=23.61
w=4.80
-7.85%
|
305/45-14
d=24.81
w=5.40
-3.17%
|
305/50-14
d=26.01
w=6.00
+1.52%
|
305/55-14
d=27.21
w=6.60
+6.21%
|
305/60-14
d=28.41
w=7.20
+10.90%
|
305/65-14
d=29.61
w=7.81
+15.58%
|
305/70-14
d=30.81
w=8.41
+20.27%
|
305/75-14
d=32.01
w=9.01
+24.96%
|
305/80-14
d=33.21
w=9.61
+29.64%
|
305/85-14
d=34.41
w=10.21
+34.33%
|
| 315 |
315/25-14
d=20.20
w=3.10
-21.15%
|
315/30-14
d=21.44
w=3.72
-16.31%
|
315/35-14
d=22.68
w=4.34
-11.46%
|
315/40-14
d=23.92
w=4.96
-6.62%
|
315/45-14
d=25.16
w=5.58
-1.78%
|
315/50-14
d=26.40
w=6.20
+3.06%
|
315/55-14
d=27.64
w=6.82
+7.90%
|
315/60-14
d=28.88
w=7.44
+12.74%
|
315/65-14
d=30.12
w=8.06
+17.58%
|
315/70-14
d=31.36
w=8.68
+22.42%
|
315/75-14
d=32.60
w=9.30
+27.26%
|
315/80-14
d=33.84
w=9.92
+32.10%
|
315/85-14
d=35.08
w=10.54
+36.94%
|
| 325 |
325/25-14
d=20.40
w=3.20
-20.38%
|
325/30-14
d=21.68
w=3.84
-15.38%
|
325/35-14
d=22.96
w=4.48
-10.39%
|
325/40-14
d=24.24
w=5.12
-5.39%
|
325/45-14
d=25.52
w=5.76
-0.40%
|
325/50-14
d=26.80
w=6.40
+4.60%
|
325/55-14
d=28.07
w=7.04
+9.59%
|
325/60-14
d=29.35
w=7.68
+14.58%
|
325/65-14
d=30.63
w=8.32
+19.58%
|
325/70-14
d=31.91
w=8.96
+24.57%
|
325/75-14
d=33.19
w=9.60
+29.57%
|
325/80-14
d=34.47
w=10.24
+34.56%
|
325/85-14
d=35.75
w=10.88
+39.56%
|
| 335 |
335/25-14
d=20.59
w=3.30
-19.61%
|
335/30-14
d=21.91
w=3.96
-14.46%
|
335/35-14
d=23.23
w=4.62
-9.31%
|
335/40-14
d=24.55
w=5.28
-4.16%
|
335/45-14
d=25.87
w=5.94
+0.98%
|
335/50-14
d=27.19
w=6.59
+6.13%
|
335/55-14
d=28.51
w=7.25
+11.28%
|
335/60-14
d=29.83
w=7.91
+16.43%
|
335/65-14
d=31.15
w=8.57
+21.58%
|
335/70-14
d=32.46
w=9.23
+26.73%
|
335/75-14
d=33.78
w=9.89
+31.87%
|
335/80-14
d=35.10
w=10.55
+37.02%
|
335/85-14
d=36.42
w=11.21
+42.17%
|
|
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
-18.60%
|
145/30-18
d=21.43
w=1.71
-16.37%
|
145/35-18
d=22.00
w=2.00
-14.14%
|
145/40-18
d=22.57
w=2.28
-11.91%
|
145/45-18
d=23.14
w=2.57
-9.68%
|
145/50-18
d=23.71
w=2.85
-7.45%
|
145/55-18
d=24.28
w=3.14
-5.23%
|
145/60-18
d=24.85
w=3.43
-3.00%
|
145/65-18
d=25.42
w=3.71
-0.77%
|
145/70-18
d=25.99
w=4.00
+1.46%
|
145/75-18
d=26.56
w=4.28
+3.69%
|
145/80-18
d=27.13
w=4.57
+5.92%
|
145/85-18
d=27.70
w=4.85
+8.15%
|
| 155 |
155/25-18
d=21.05
w=1.53
-17.83%
|
155/30-18
d=21.66
w=1.83
-15.44%
|
155/35-18
d=22.27
w=2.14
-13.06%
|
155/40-18
d=22.88
w=2.44
-10.68%
|
155/45-18
d=23.49
w=2.75
-8.30%
|
155/50-18
d=24.10
w=3.05
-5.92%
|
155/55-18
d=24.71
w=3.36
-3.53%
|
155/60-18
d=25.32
w=3.66
-1.15%
|
155/65-18
d=25.93
w=3.97
+1.23%
|
155/70-18
d=26.54
w=4.27
+3.61%
|
155/75-18
d=27.15
w=4.58
+5.99%
|
155/80-18
d=27.76
w=4.88
+8.38%
|
155/85-18
d=28.37
w=5.19
+10.76%
|
| 165 |
165/25-18
d=21.25
w=1.62
-17.06%
|
165/30-18
d=21.90
w=1.95
-14.52%
|
165/35-18
d=22.55
w=2.27
-11.99%
|
165/40-18
d=23.20
w=2.60
-9.45%
|
165/45-18
d=23.85
w=2.92
-6.92%
|
165/50-18
d=24.50
w=3.25
-4.38%
|
165/55-18
d=25.15
w=3.57
-1.84%
|
165/60-18
d=25.80
w=3.90
+0.69%
|
165/65-18
d=26.44
w=4.22
+3.23%
|
165/70-18
d=27.09
w=4.55
+5.76%
|
165/75-18
d=27.74
w=4.87
+8.30%
|
165/80-18
d=28.39
w=5.20
+10.83%
|
165/85-18
d=29.04
w=5.52
+13.37%
|
| 175 |
175/25-18
d=21.44
w=1.72
-16.29%
|
175/30-18
d=22.13
w=2.07
-13.60%
|
175/35-18
d=22.82
w=2.41
-10.91%
|
175/40-18
d=23.51
w=2.76
-8.22%
|
175/45-18
d=24.20
w=3.10
-5.53%
|
175/50-18
d=24.89
w=3.44
-2.84%
|
175/55-18
d=25.58
w=3.79
-0.15%
|
175/60-18
d=26.27
w=4.13
+2.54%
|
175/65-18
d=26.96
w=4.48
+5.23%
|
175/70-18
d=27.65
w=4.82
+7.91%
|
175/75-18
d=28.33
w=5.17
+10.60%
|
175/80-18
d=29.02
w=5.51
+13.29%
|
175/85-18
d=29.71
w=5.86
+15.98%
|
| 185 |
185/25-18
d=21.64
w=1.82
-15.52%
|
185/30-18
d=22.37
w=2.19
-12.68%
|
185/35-18
d=23.10
w=2.55
-9.84%
|
185/40-18
d=23.83
w=2.91
-6.99%
|
185/45-18
d=24.56
w=3.28
-4.15%
|
185/50-18
d=25.28
w=3.64
-1.31%
|
185/55-18
d=26.01
w=4.01
+1.54%
|
185/60-18
d=26.74
w=4.37
+4.38%
|
185/65-18
d=27.47
w=4.73
+7.22%
|
185/70-18
d=28.20
w=5.10
+10.07%
|
185/75-18
d=28.93
w=5.46
+12.91%
|
185/80-18
d=29.65
w=5.83
+15.75%
|
185/85-18
d=30.38
w=6.19
+18.60%
|
| 195 |
195/25-18
d=21.84
w=1.92
-14.75%
|
195/30-18
d=22.61
w=2.30
-11.76%
|
195/35-18
d=23.37
w=2.69
-8.76%
|
195/40-18
d=24.14
w=3.07
-5.76%
|
195/45-18
d=24.91
w=3.45
-2.77%
|
195/50-18
d=25.68
w=3.84
+0.23%
|
195/55-18
d=26.44
w=4.22
+3.23%
|
195/60-18
d=27.21
w=4.61
+6.22%
|
195/65-18
d=27.98
w=4.99
+9.22%
|
195/70-18
d=28.75
w=5.37
+12.22%
|
195/75-18
d=29.52
w=5.76
+15.21%
|
195/80-18
d=30.28
w=6.14
+18.21%
|
195/85-18
d=31.05
w=6.53
+21.21%
|
| 205 |
205/25-18
d=22.04
w=2.02
-13.98%
|
205/30-18
d=22.84
w=2.42
-10.83%
|
205/35-18
d=23.65
w=2.82
-7.68%
|
205/40-18
d=24.46
w=3.23
-4.53%
|
205/45-18
d=25.26
w=3.63
-1.38%
|
205/50-18
d=26.07
w=4.04
+1.77%
|
205/55-18
d=26.88
w=4.44
+4.92%
|
205/60-18
d=27.69
w=4.84
+8.07%
|
205/65-18
d=28.49
w=5.25
+11.22%
|
205/70-18
d=29.30
w=5.65
+14.37%
|
205/75-18
d=30.11
w=6.05
+17.52%
|
205/80-18
d=30.91
w=6.46
+20.67%
|
205/85-18
d=31.72
w=6.86
+23.82%
|
| 215 |
215/25-18
d=22.23
w=2.12
-13.22%
|
215/30-18
d=23.08
w=2.54
-9.91%
|
215/35-18
d=23.93
w=2.96
-6.61%
|
215/40-18
d=24.77
w=3.39
-3.30%
|
215/45-18
d=25.62
w=3.81
0.00%
|
215/50-18
d=26.46
w=4.23
+3.30%
|
215/55-18
d=27.31
w=4.66
+6.61%
|
215/60-18
d=28.16
w=5.08
+9.91%
|
215/65-18
d=29.00
w=5.50
+13.22%
|
215/70-18
d=29.85
w=5.93
+16.52%
|
215/75-18
d=30.70
w=6.35
+19.82%
|
215/80-18
d=31.54
w=6.77
+23.13%
|
215/85-18
d=32.39
w=7.19
+26.43%
|
| 225 |
225/25-18
d=22.43
w=2.21
-12.45%
|
225/30-18
d=23.31
w=2.66
-8.99%
|
225/35-18
d=24.20
w=3.10
-5.53%
|
225/40-18
d=25.09
w=3.54
-2.07%
|
225/45-18
d=25.97
w=3.99
+1.38%
|
225/50-18
d=26.86
w=4.43
+4.84%
|
225/55-18
d=27.74
w=4.87
+8.30%
|
225/60-18
d=28.63
w=5.31
+11.76%
|
225/65-18
d=29.52
w=5.76
+15.21%
|
225/70-18
d=30.40
w=6.20
+18.67%
|
225/75-18
d=31.29
w=6.64
+22.13%
|
225/80-18
d=32.17
w=7.09
+25.59%
|
225/85-18
d=33.06
w=7.53
+29.05%
|
| 235 |
235/25-18
d=22.63
w=2.31
-11.68%
|
235/30-18
d=23.55
w=2.78
-8.07%
|
235/35-18
d=24.48
w=3.24
-4.46%
|
235/40-18
d=25.40
w=3.70
-0.85%
|
235/45-18
d=26.33
w=4.16
+2.77%
|
235/50-18
d=27.25
w=4.63
+6.38%
|
235/55-18
d=28.18
w=5.09
+9.99%
|
235/60-18
d=29.10
w=5.55
+13.60%
|
235/65-18
d=30.03
w=6.01
+17.21%
|
235/70-18
d=30.95
w=6.48
+20.82%
|
235/75-18
d=31.88
w=6.94
+24.44%
|
235/80-18
d=32.80
w=7.40
+28.05%
|
235/85-18
d=33.73
w=7.86
+31.66%
|
| 245 |
245/25-18
d=22.82
w=2.41
-10.91%
|
245/30-18
d=23.79
w=2.89
-7.15%
|
245/35-18
d=24.75
w=3.38
-3.38%
|
245/40-18
d=25.72
w=3.86
+0.38%
|
245/45-18
d=26.68
w=4.34
+4.15%
|
245/50-18
d=27.65
w=4.82
+7.91%
|
245/55-18
d=28.61
w=5.31
+11.68%
|
245/60-18
d=29.57
w=5.79
+15.44%
|
245/65-18
d=30.54
w=6.27
+19.21%
|
245/70-18
d=31.50
w=6.75
+22.98%
|
245/75-18
d=32.47
w=7.23
+26.74%
|
245/80-18
d=33.43
w=7.72
+30.51%
|
245/85-18
d=34.40
w=8.20
+34.27%
|
| 255 |
255/25-18
d=23.02
w=2.51
-10.14%
|
255/30-18
d=24.02
w=3.01
-6.22%
|
255/35-18
d=25.03
w=3.51
-2.31%
|
255/40-18
d=26.03
w=4.02
+1.61%
|
255/45-18
d=27.04
w=4.52
+5.53%
|
255/50-18
d=28.04
w=5.02
+9.45%
|
255/55-18
d=29.04
w=5.52
+13.37%
|
255/60-18
d=30.05
w=6.02
+17.29%
|
255/65-18
d=31.05
w=6.53
+21.21%
|
255/70-18
d=32.06
w=7.03
+25.13%
|
255/75-18
d=33.06
w=7.53
+29.05%
|
255/80-18
d=34.06
w=8.03
+32.96%
|
255/85-18
d=35.07
w=8.53
+36.88%
|
| 265 |
265/25-18
d=23.22
w=2.61
-9.37%
|
265/30-18
d=24.26
w=3.13
-5.30%
|
265/35-18
d=25.30
w=3.65
-1.23%
|
265/40-18
d=26.35
w=4.17
+2.84%
|
265/45-18
d=27.39
w=4.69
+6.92%
|
265/50-18
d=28.43
w=5.22
+10.99%
|
265/55-18
d=29.48
w=5.74
+15.06%
|
265/60-18
d=30.52
w=6.26
+19.13%
|
265/65-18
d=31.56
w=6.78
+23.21%
|
265/70-18
d=32.61
w=7.30
+27.28%
|
265/75-18
d=33.65
w=7.82
+31.35%
|
265/80-18
d=34.69
w=8.35
+35.42%
|
265/85-18
d=35.74
w=8.87
+39.50%
|
| 275 |
275/25-18
d=23.41
w=2.71
-8.61%
|
275/30-18
d=24.50
w=3.25
-4.38%
|
275/35-18
d=25.58
w=3.79
-0.15%
|
275/40-18
d=26.66
w=4.33
+4.07%
|
275/45-18
d=27.74
w=4.87
+8.30%
|
275/50-18
d=28.83
w=5.41
+12.52%
|
275/55-18
d=29.91
w=5.95
+16.75%
|
275/60-18
d=30.99
w=6.50
+20.98%
|
275/65-18
d=32.07
w=7.04
+25.20%
|
275/70-18
d=33.16
w=7.58
+29.43%
|
275/75-18
d=34.24
w=8.12
+33.66%
|
275/80-18
d=35.32
w=8.66
+37.88%
|
275/85-18
d=36.41
w=9.20
+42.11%
|
| 285 |
285/25-18
d=23.61
w=2.81
-7.84%
|
285/30-18
d=24.73
w=3.37
-3.46%
|
285/35-18
d=25.85
w=3.93
+0.92%
|
285/40-18
d=26.98
w=4.49
+5.30%
|
285/45-18
d=28.10
w=5.05
+9.68%
|
285/50-18
d=29.22
w=5.61
+14.06%
|
285/55-18
d=30.34
w=6.17
+18.44%
|
285/60-18
d=31.46
w=6.73
+22.82%
|
285/65-18
d=32.59
w=7.29
+27.20%
|
285/70-18
d=33.71
w=7.85
+31.58%
|
285/75-18
d=34.83
w=8.42
+35.96%
|
285/80-18
d=35.95
w=8.98
+40.34%
|
285/85-18
d=37.07
w=9.54
+44.72%
|
| 295 |
295/25-18
d=23.81
w=2.90
-7.07%
|
295/30-18
d=24.97
w=3.48
-2.54%
|
295/35-18
d=26.13
w=4.06
+2.00%
|
295/40-18
d=27.29
w=4.65
+6.53%
|
295/45-18
d=28.45
w=5.23
+11.07%
|
295/50-18
d=29.61
w=5.81
+15.60%
|
295/55-18
d=30.78
w=6.39
+20.13%
|
295/60-18
d=31.94
w=6.97
+24.67%
|
295/65-18
d=33.10
w=7.55
+29.20%
|
295/70-18
d=34.26
w=8.13
+33.73%
|
295/75-18
d=35.42
w=8.71
+38.27%
|
295/80-18
d=36.58
w=9.29
+42.80%
|
295/85-18
d=37.74
w=9.87
+47.33%
|
| 305 |
305/25-18
d=24.00
w=3.00
-6.30%
|
305/30-18
d=25.20
w=3.60
-1.61%
|
305/35-18
d=26.41
w=4.20
+3.07%
|
305/40-18
d=27.61
w=4.80
+7.76%
|
305/45-18
d=28.81
w=5.40
+12.45%
|
305/50-18
d=30.01
w=6.00
+17.14%
|
305/55-18
d=31.21
w=6.60
+21.82%
|
305/60-18
d=32.41
w=7.20
+26.51%
|
305/65-18
d=33.61
w=7.81
+31.20%
|
305/70-18
d=34.81
w=8.41
+35.88%
|
305/75-18
d=36.01
w=9.01
+40.57%
|
305/80-18
d=37.21
w=9.61
+45.26%
|
305/85-18
d=38.41
w=10.21
+49.95%
|
| 315 |
315/25-18
d=24.20
w=3.10
-5.53%
|
315/30-18
d=25.44
w=3.72
-0.69%
|
315/35-18
d=26.68
w=4.34
+4.15%
|
315/40-18
d=27.92
w=4.96
+8.99%
|
315/45-18
d=29.16
w=5.58
+13.83%
|
315/50-18
d=30.40
w=6.20
+18.67%
|
315/55-18
d=31.64
w=6.82
+23.51%
|
315/60-18
d=32.88
w=7.44
+28.35%
|
315/65-18
d=34.12
w=8.06
+33.20%
|
315/70-18
d=35.36
w=8.68
+38.04%
|
315/75-18
d=36.60
w=9.30
+42.88%
|
315/80-18
d=37.84
w=9.92
+47.72%
|
315/85-18
d=39.08
w=10.54
+52.56%
|
| 325 |
325/25-18
d=24.40
w=3.20
-4.76%
|
325/30-18
d=25.68
w=3.84
+0.23%
|
325/35-18
d=26.96
w=4.48
+5.23%
|
325/40-18
d=28.24
w=5.12
+10.22%
|
325/45-18
d=29.52
w=5.76
+15.21%
|
325/50-18
d=30.80
w=6.40
+20.21%
|
325/55-18
d=32.07
w=7.04
+25.20%
|
325/60-18
d=33.35
w=7.68
+30.20%
|
325/65-18
d=34.63
w=8.32
+35.19%
|
325/70-18
d=35.91
w=8.96
+40.19%
|
325/75-18
d=37.19
w=9.60
+45.18%
|
325/80-18
d=38.47
w=10.24
+50.18%
|
325/85-18
d=39.75
w=10.88
+55.17%
|
| 335 |
335/25-18
d=24.59
w=3.30
-4.00%
|
335/30-18
d=25.91
w=3.96
+1.15%
|
335/35-18
d=27.23
w=4.62
+6.30%
|
335/40-18
d=28.55
w=5.28
+11.45%
|
335/45-18
d=29.87
w=5.94
+16.60%
|
335/50-18
d=31.19
w=6.59
+21.75%
|
335/55-18
d=32.51
w=7.25
+26.89%
|
335/60-18
d=33.83
w=7.91
+32.04%
|
335/65-18
d=35.15
w=8.57
+37.19%
|
335/70-18
d=36.46
w=9.23
+42.34%
|
335/75-18
d=37.78
w=9.89
+47.49%
|
335/80-18
d=39.10
w=10.55
+52.64%
|
335/85-18
d=40.42
w=11.21
+57.78%
|
|
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!