Accepts P-Metric and Inches
130/90-18 | 100/90-18 | Difference | |
---|---|---|---|
Diameter inches (mm) | 27.21 (691.2) | 25.09 (637.2) | -2.13 (-54) -7.8% |
Width inches (mm) | 5.12 (130) | 3.94 (100) | -1.18 (-30) -23.1% |
Circum. inches (mm) | 85.49 (2171.47) | 78.81 (2001.82) | -6.68 (-169.65) -7.8% |
Sidewall Height inches (mm) | 4.61 (117) | 3.54 (90) | -1.06 (-27) -23.1% |
Revolutions per mile (km) | 741.13 (460.52) | 803.94 (499.54) | 62.81 (39.03) 8.5% |
Speedometer Difference
Speedo Reading | Actual Speed |
---|---|
20 mph (32.19 km/h) | 18.44 mph (29.67 km/h) |
25 mph (40.23 km/h) | 23.05 mph (37.09 km/h) |
30 mph (48.28 km/h) | 27.66 mph (44.51 km/h) |
35 mph (56.33 km/h) | 32.27 mph (51.93 km/h) |
40 mph (64.37 km/h) | 36.88 mph (59.34 km/h) |
45 mph (72.42 km/h) | 41.48 mph (66.76 km/h) |
50 mph (80.47 km/h) | 46.09 mph (74.18 km/h) |
55 mph (88.51 km/h) | 50.7 mph (81.6 km/h) |
60 mph (96.56 km/h) | 55.31 mph (89.02 km/h) |
65 mph (104.61 km/h) | 59.92 mph (96.44 km/h) |
70 mph (112.65 km/h) | 64.53 mph (103.85 km/h) |
75 mph (120.7 km/h) | 69.14 mph (111.27 km/h) |
80 mph (128.75 km/h) | 73.75 mph (118.69 km/h) |
85 mph (136.79 km/h) | 78.36 mph (126.11 km/h) |
90 mph (144.84 km/h) | 82.97 mph (133.53 km/h) |
95 mph (152.89 km/h) | 87.58 mph (140.94 km/h) |
100 mph (160.93 km/h) | 92.19 mph (148.36 km/h) |
2.35 | 2.73 | 2.94 | 3.07 | 3.21 | 3.31 | 3.42 | 3.55 | 3.73 | 3.91 | 4.11 | 4.27 | 4.56 | 4.88 | 5.13 | 5.29 | 5.38 | 5.71 | 6.17 | 7.17 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
2046 | 2377 | 2560 | 2673 | 2795 | 2882 | 2977 | 3091 | 3247 | 3404 | 3578 | 3717 | 3970 | 4248 | 4466 | 4605 | 4684 | 4971 | 5372 | 6242 |
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