| Code | Difference | = 50mph | 1000miles = | Diameter | Wall,in | Wall,mm |
|---|---|---|---|---|---|---|
| 235/85-16 | 0.00 % | 50.00 | 1,000.00 | 31.73 | 7.86 | 199.75 |
| 285/70-16 | -0.06 % | 49.97 | 1,000.62 | 31.71 | 7.85 | 199.50 |
| 265/75-16 | -0.25 % | 49.88 | 1,002.48 | 31.65 | 7.82 | 198.75 |
| 335/60-16 | +0.31 % | 50.16 | 996.90 | 31.83 | 7.91 | 201.00 |
| 305/65-16 | -0.37 % | 49.81 | 1,003.72 | 31.61 | 7.81 | 198.25 |
| 245/80-16 | -0.93 % | 49.53 | 1,009.31 | 31.43 | 7.72 | 196.00 |
| 255/80-16 | +1.05 % | 50.53 | 989.45 | 32.06 | 8.03 | 204.00 |
| 325/60-16 | -1.18 % | 49.41 | 1,011.79 | 31.35 | 7.68 | 195.00 |
| 315/65-16 | +1.24 % | 50.62 | 987.59 | 32.12 | 8.06 | 204.75 |
| 275/75-16 | +1.61 % | 50.81 | 983.87 | 32.24 | 8.12 | 206.25 |
| 295/70-16 | +1.68 % | 50.84 | 983.25 | 32.26 | 8.13 | 206.50 |
| 275/70-16 | -1.80 % | 49.10 | 1,017.99 | 31.16 | 7.58 | 192.50 |
| 295/65-16 | -1.99 % | 49.01 | 1,019.85 | 31.10 | 7.55 | 191.75 |
| 255/75-16 | -2.11 % | 48.95 | 1,021.09 | 31.06 | 7.53 | 191.25 |
| 245/85-16 | +2.11 % | 51.05 | 978.91 | 32.40 | 8.20 | 208.25 |
| 315/60-16 | -2.67 % | 48.67 | 1,026.68 | 30.88 | 7.44 | 189.00 |
| 325/65-16 | +2.85 % | 51.43 | 971.46 | 32.63 | 8.32 | 211.25 |
| 235/80-16 | -2.92 % | 48.54 | 1,029.16 | 30.80 | 7.40 | 188.00 |
| 265/80-16 | +3.04 % | 51.52 | 969.60 | 32.69 | 8.35 | 212.00 |
| 305/70-16 | +3.41 % | 51.71 | 965.88 | 32.81 | 8.41 | 213.50 |
| 285/75-16 | +3.47 % | 51.74 | 965.26 | 32.83 | 8.42 | 213.75 |
| 265/70-16 | -3.54 % | 48.23 | 1,035.36 | 30.61 | 7.30 | 185.50 |
| 285/65-16 | -3.60 % | 48.20 | 1,035.98 | 30.59 | 7.29 | 185.25 |
| 335/55-16 | -3.85 % | 48.08 | 1,038.47 | 30.51 | 7.25 | 184.25 |
| 245/75-16 | -3.97 % | 48.01 | 1,039.71 | 30.47 | 7.23 | 183.75 |
| 305/60-16 | -4.16 % | 47.92 | 1,041.57 | 30.41 | 7.20 | 183.00 |
| 255/85-16 | +4.22 % | 52.11 | 957.81 | 33.07 | 8.53 | 216.75 |
| 335/65-16 | +4.47 % | 52.23 | 955.33 | 33.15 | 8.57 | 217.75 |
| 275/80-16 | +5.03 % | 52.51 | 949.75 | 33.32 | 8.66 | 220.00 |
| 315/70-16 | +5.15 % | 52.57 | 948.50 | 33.36 | 8.68 | 220.50 |
| 325/55-16 | -5.21 % | 47.39 | 1,052.12 | 30.07 | 7.04 | 178.75 |
| 275/65-16 | -5.21 % | 47.39 | 1,052.12 | 30.07 | 7.04 | 178.75 |
| 255/70-16 | -5.27 % | 47.36 | 1,052.74 | 30.06 | 7.03 | 178.50 |
| 295/75-16 | +5.34 % | 52.67 | 946.64 | 33.42 | 8.71 | 221.25 |
| 295/60-16 | -5.65 % | 47.18 | 1,056.46 | 29.94 | 6.97 | 177.00 |
| 235/75-16 | -5.83 % | 47.08 | 1,058.32 | 29.88 | 6.94 | 176.25 |
| 265/85-16 | +6.33 % | 53.16 | 936.72 | 33.74 | 8.87 | 225.25 |
| 315/55-16 | -6.58 % | 46.71 | 1,065.76 | 29.64 | 6.82 | 173.25 |
| 265/65-16 | -6.82 % | 46.59 | 1,068.25 | 29.56 | 6.78 | 172.25 |
| 325/70-16 | +6.89 % | 53.44 | 931.13 | 33.91 | 8.96 | 227.50 |
| 285/80-16 | +7.01 % | 53.51 | 929.89 | 33.95 | 8.98 | 228.00 |
| 245/70-16 | -7.01 % | 46.49 | 1,070.11 | 29.50 | 6.75 | 171.50 |
| 285/60-16 | -7.13 % | 46.43 | 1,071.35 | 29.46 | 6.73 | 171.00 |
| 305/75-16 | +7.20 % | 53.60 | 928.03 | 34.01 | 9.01 | 228.75 |
| 305/55-16 | -7.94 % | 46.03 | 1,079.41 | 29.21 | 6.60 | 167.75 |
| 335/50-16 | -8.00 % | 46.00 | 1,080.03 | 29.19 | 6.59 | 167.50 |
| 275/85-16 | +8.44 % | 54.22 | 915.62 | 34.41 | 9.20 | 233.75 |
| 255/65-16 | -8.44 % | 45.78 | 1,084.38 | 29.05 | 6.53 | 165.75 |
| 335/70-16 | +8.62 % | 54.31 | 913.76 | 34.46 | 9.23 | 234.50 |
| 275/60-16 | -8.62 % | 45.69 | 1,086.24 | 28.99 | 6.50 | 165.00 |
| 235/70-16 | -8.75 % | 45.63 | 1,087.48 | 28.95 | 6.48 | 164.50 |
| 295/80-16 | +9.00 % | 54.50 | 910.04 | 34.58 | 9.29 | 236.00 |
| 315/75-16 | +9.06 % | 54.53 | 909.42 | 34.60 | 9.30 | 236.25 |
| 325/50-16 | -9.24 % | 45.38 | 1,092.44 | 28.80 | 6.40 | 162.50 |
| 295/55-16 | -9.31 % | 45.35 | 1,093.06 | 28.78 | 6.39 | 162.25 |
| 245/65-16 | -10.05 % | 44.97 | 1,100.51 | 28.54 | 6.27 | 159.25 |
| 265/60-16 | -10.11 % | 44.94 | 1,101.13 | 28.52 | 6.26 | 159.00 |
| 315/50-16 | -10.49 % | 44.76 | 1,104.85 | 28.40 | 6.20 | 157.50 |
| 285/85-16 | +10.55 % | 55.27 | 894.53 | 35.07 | 9.54 | 242.25 |
| 285/55-16 | -10.67 % | 44.66 | 1,106.71 | 28.34 | 6.17 | 156.75 |
| 325/75-16 | +10.92 % | 55.46 | 890.81 | 35.19 | 9.60 | 243.75 |
| 305/80-16 | +10.98 % | 55.49 | 890.18 | 35.21 | 9.61 | 244.00 |
| 255/60-16 | -11.60 % | 44.20 | 1,116.02 | 28.05 | 6.02 | 153.00 |
| 235/65-16 | -11.66 % | 44.17 | 1,116.64 | 28.03 | 6.01 | 152.75 |
| 305/50-16 | -11.73 % | 44.14 | 1,117.26 | 28.01 | 6.00 | 152.50 |
| 275/55-16 | -12.04 % | 43.98 | 1,120.36 | 27.91 | 5.95 | 151.25 |
| 335/45-16 | -12.16 % | 43.92 | 1,121.60 | 27.87 | 5.94 | 150.75 |
| 295/85-16 | +12.66 % | 56.33 | 873.43 | 35.74 | 9.87 | 250.75 |
| 335/75-16 | +12.78 % | 56.39 | 872.19 | 35.78 | 9.89 | 251.25 |
| 315/80-16 | +12.97 % | 56.48 | 870.33 | 35.84 | 9.92 | 252.00 |
| 295/50-16 | -12.97 % | 43.52 | 1,129.67 | 27.61 | 5.81 | 147.50 |
| 245/60-16 | -13.09 % | 43.45 | 1,130.91 | 27.57 | 5.79 | 147.00 |
| 325/45-16 | -13.28 % | 43.36 | 1,132.77 | 27.52 | 5.76 | 146.25 |
| 265/55-16 | -13.40 % | 43.30 | 1,134.01 | 27.48 | 5.74 | 145.75 |
| 285/50-16 | -14.21 % | 42.90 | 1,142.08 | 27.22 | 5.61 | 142.50 |
| 315/45-16 | -14.39 % | 42.80 | 1,143.94 | 27.16 | 5.58 | 141.75 |
| 235/60-16 | -14.58 % | 42.71 | 1,145.80 | 27.10 | 5.55 | 141.00 |
| 255/55-16 | -14.77 % | 42.62 | 1,147.66 | 27.04 | 5.52 | 140.25 |
| 305/85-16 | +14.77 % | 57.38 | 852.34 | 36.41 | 10.21 | 259.25 |
| 325/80-16 | +14.95 % | 57.48 | 850.48 | 36.47 | 10.24 | 260.00 |
| Ratio: | 25 | 30 | 35 | 40 | 45 | 50 | 55 | 60 | 65 | 70 | 75 | 80 | 85 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Wheel Size 12
|
|||||||||||||
|
Wheel Size 13
|
|||||||||||||
|
Wheel Size 14
|
|||||||||||||
|
Wheel Size 15
|
|||||||||||||
|
Wheel Size 16
|
|||||||||||||
| 235 |
235/25-16
d=20.63
w=2.31
-34.99%
|
235/30-16
d=21.55
w=2.78
-32.08%
|
235/35-16
d=22.48
w=3.24
-29.16%
|
235/40-16
d=23.40
w=3.70
-26.24%
|
235/45-16
d=24.33
w=4.16
-23.33%
|
235/50-16
d=25.25
w=4.63
-20.41%
|
235/55-16
d=26.18
w=5.09
-17.50%
|
235/60-16
d=27.10
w=5.55
-14.58%
|
235/65-16
d=28.03
w=6.01
-11.66%
|
235/70-16
d=28.95
w=6.48
-8.75%
|
235/75-16
d=29.88
w=6.94
-5.83%
|
235/80-16
d=30.80
w=7.40
-2.92%
|
235/85-16
d=31.73
w=7.86
0.00%
|
| 245 |
245/25-16
d=20.82
w=2.41
-34.37%
|
245/30-16
d=21.79
w=2.89
-31.33%
|
245/35-16
d=22.75
w=3.38
-28.29%
|
245/40-16
d=23.72
w=3.86
-25.25%
|
245/45-16
d=24.68
w=4.34
-22.21%
|
245/50-16
d=25.65
w=4.82
-19.17%
|
245/55-16
d=26.61
w=5.31
-16.13%
|
245/60-16
d=27.57
w=5.79
-13.09%
|
245/65-16
d=28.54
w=6.27
-10.05%
|
245/70-16
d=29.50
w=6.75
-7.01%
|
245/75-16
d=30.47
w=7.23
-3.97%
|
245/80-16
d=31.43
w=7.72
-0.93%
|
245/85-16
d=32.40
w=8.20
+2.11%
|
| 255 |
255/25-16
d=21.02
w=2.51
-33.75%
|
255/30-16
d=22.02
w=3.01
-30.59%
|
255/35-16
d=23.03
w=3.51
-27.42%
|
255/40-16
d=24.03
w=4.02
-24.26%
|
255/45-16
d=25.04
w=4.52
-21.09%
|
255/50-16
d=26.04
w=5.02
-17.93%
|
255/55-16
d=27.04
w=5.52
-14.77%
|
255/60-16
d=28.05
w=6.02
-11.60%
|
255/65-16
d=29.05
w=6.53
-8.44%
|
255/70-16
d=30.06
w=7.03
-5.27%
|
255/75-16
d=31.06
w=7.53
-2.11%
|
255/80-16
d=32.06
w=8.03
+1.05%
|
255/85-16
d=33.07
w=8.53
+4.22%
|
| 265 |
265/25-16
d=21.22
w=2.61
-33.13%
|
265/30-16
d=22.26
w=3.13
-29.84%
|
265/35-16
d=23.30
w=3.65
-26.55%
|
265/40-16
d=24.35
w=4.17
-23.27%
|
265/45-16
d=25.39
w=4.69
-19.98%
|
265/50-16
d=26.43
w=5.22
-16.69%
|
265/55-16
d=27.48
w=5.74
-13.40%
|
265/60-16
d=28.52
w=6.26
-10.11%
|
265/65-16
d=29.56
w=6.78
-6.82%
|
265/70-16
d=30.61
w=7.30
-3.54%
|
265/75-16
d=31.65
w=7.82
-0.25%
|
265/80-16
d=32.69
w=8.35
+3.04%
|
265/85-16
d=33.74
w=8.87
+6.33%
|
| 275 |
275/25-16
d=21.41
w=2.71
-32.51%
|
275/30-16
d=22.50
w=3.25
-29.10%
|
275/35-16
d=23.58
w=3.79
-25.69%
|
275/40-16
d=24.66
w=4.33
-22.27%
|
275/45-16
d=25.74
w=4.87
-18.86%
|
275/50-16
d=26.83
w=5.41
-15.45%
|
275/55-16
d=27.91
w=5.95
-12.04%
|
275/60-16
d=28.99
w=6.50
-8.62%
|
275/65-16
d=30.07
w=7.04
-5.21%
|
275/70-16
d=31.16
w=7.58
-1.80%
|
275/75-16
d=32.24
w=8.12
+1.61%
|
275/80-16
d=33.32
w=8.66
+5.03%
|
275/85-16
d=34.41
w=9.20
+8.44%
|
| 285 |
285/25-16
d=21.61
w=2.81
-31.89%
|
285/30-16
d=22.73
w=3.37
-28.35%
|
285/35-16
d=23.85
w=3.93
-24.82%
|
285/40-16
d=24.98
w=4.49
-21.28%
|
285/45-16
d=26.10
w=5.05
-17.74%
|
285/50-16
d=27.22
w=5.61
-14.21%
|
285/55-16
d=28.34
w=6.17
-10.67%
|
285/60-16
d=29.46
w=6.73
-7.13%
|
285/65-16
d=30.59
w=7.29
-3.60%
|
285/70-16
d=31.71
w=7.85
-0.06%
|
285/75-16
d=32.83
w=8.42
+3.47%
|
285/80-16
d=33.95
w=8.98
+7.01%
|
285/85-16
d=35.07
w=9.54
+10.55%
|
| 295 |
295/25-16
d=21.81
w=2.90
-31.27%
|
295/30-16
d=22.97
w=3.48
-27.61%
|
295/35-16
d=24.13
w=4.06
-23.95%
|
295/40-16
d=25.29
w=4.65
-20.29%
|
295/45-16
d=26.45
w=5.23
-16.63%
|
295/50-16
d=27.61
w=5.81
-12.97%
|
295/55-16
d=28.78
w=6.39
-9.31%
|
295/60-16
d=29.94
w=6.97
-5.65%
|
295/65-16
d=31.10
w=7.55
-1.99%
|
295/70-16
d=32.26
w=8.13
+1.68%
|
295/75-16
d=33.42
w=8.71
+5.34%
|
295/80-16
d=34.58
w=9.29
+9.00%
|
295/85-16
d=35.74
w=9.87
+12.66%
|
| 305 |
305/25-16
d=22.00
w=3.00
-30.65%
|
305/30-16
d=23.20
w=3.60
-26.86%
|
305/35-16
d=24.41
w=4.20
-23.08%
|
305/40-16
d=25.61
w=4.80
-19.30%
|
305/45-16
d=26.81
w=5.40
-15.51%
|
305/50-16
d=28.01
w=6.00
-11.73%
|
305/55-16
d=29.21
w=6.60
-7.94%
|
305/60-16
d=30.41
w=7.20
-4.16%
|
305/65-16
d=31.61
w=7.81
-0.37%
|
305/70-16
d=32.81
w=8.41
+3.41%
|
305/75-16
d=34.01
w=9.01
+7.20%
|
305/80-16
d=35.21
w=9.61
+10.98%
|
305/85-16
d=36.41
w=10.21
+14.77%
|
| 315 |
315/25-16
d=22.20
w=3.10
-30.03%
|
315/30-16
d=23.44
w=3.72
-26.12%
|
315/35-16
d=24.68
w=4.34
-22.21%
|
315/40-16
d=25.92
w=4.96
-18.30%
|
315/45-16
d=27.16
w=5.58
-14.39%
|
315/50-16
d=28.40
w=6.20
-10.49%
|
315/55-16
d=29.64
w=6.82
-6.58%
|
315/60-16
d=30.88
w=7.44
-2.67%
|
315/65-16
d=32.12
w=8.06
+1.24%
|
315/70-16
d=33.36
w=8.68
+5.15%
|
315/75-16
d=34.60
w=9.30
+9.06%
|
315/80-16
d=35.84
w=9.92
+12.97%
|
315/85-16
d=37.08
w=10.54
+16.88%
|
| 325 |
325/25-16
d=22.40
w=3.20
-29.41%
|
325/30-16
d=23.68
w=3.84
-25.38%
|
325/35-16
d=24.96
w=4.48
-21.34%
|
325/40-16
d=26.24
w=5.12
-17.31%
|
325/45-16
d=27.52
w=5.76
-13.28%
|
325/50-16
d=28.80
w=6.40
-9.24%
|
325/55-16
d=30.07
w=7.04
-5.21%
|
325/60-16
d=31.35
w=7.68
-1.18%
|
325/65-16
d=32.63
w=8.32
+2.85%
|
325/70-16
d=33.91
w=8.96
+6.89%
|
325/75-16
d=35.19
w=9.60
+10.92%
|
325/80-16
d=36.47
w=10.24
+14.95%
|
325/85-16
d=37.75
w=10.88
+18.98%
|
| 335 |
335/25-16
d=22.59
w=3.30
-28.79%
|
335/30-16
d=23.91
w=3.96
-24.63%
|
335/35-16
d=25.23
w=4.62
-20.47%
|
335/40-16
d=26.55
w=5.28
-16.32%
|
335/45-16
d=27.87
w=5.94
-12.16%
|
335/50-16
d=29.19
w=6.59
-8.00%
|
335/55-16
d=30.51
w=7.25
-3.85%
|
335/60-16
d=31.83
w=7.91
+0.31%
|
335/65-16
d=33.15
w=8.57
+4.47%
|
335/70-16
d=34.46
w=9.23
+8.62%
|
335/75-16
d=35.78
w=9.89
+12.78%
|
335/80-16
d=37.10
w=10.55
+16.94%
|
335/85-16
d=38.42
w=11.21
+21.09%
|
|
Wheel Size 16.5
|
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|
Wheel Size 17
|
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|
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!