Accepts P-Metric and Inches
145/60-20 | 245/40-19 | Difference | |
---|---|---|---|
Diameter inches (mm) | 26.85 (682) | 26.72 (678.6) | -0.13 (-3.4) -0.5% |
Width inches (mm) | 5.71 (145) | 9.65 (245) | 3.94 (100) 69% |
Circum. inches (mm) | 84.35 (2142.57) | 83.93 (2131.88) | -0.42 (-10.68) -0.5% |
Sidewall Height inches (mm) | 3.43 (87) | 3.86 (98) | 0.43 (11) 12.6% |
Revolutions per mile (km) | 751.13 (466.73) | 754.89 (469.07) | 3.76 (2.34) 0.5% |
245/40-19 Tires
Speedometer Difference
Speedo Reading | Actual Speed |
---|---|
20 mph (32.19 km/h) | 19.9 mph (32.03 km/h) |
25 mph (40.23 km/h) | 24.88 mph (40.03 km/h) |
30 mph (48.28 km/h) | 29.85 mph (48.04 km/h) |
35 mph (56.33 km/h) | 34.83 mph (56.05 km/h) |
40 mph (64.37 km/h) | 39.8 mph (64.05 km/h) |
45 mph (72.42 km/h) | 44.78 mph (72.06 km/h) |
50 mph (80.47 km/h) | 49.75 mph (80.07 km/h) |
55 mph (88.51 km/h) | 54.73 mph (88.07 km/h) |
60 mph (96.56 km/h) | 59.7 mph (96.08 km/h) |
65 mph (104.61 km/h) | 64.68 mph (104.09 km/h) |
70 mph (112.65 km/h) | 69.65 mph (112.09 km/h) |
75 mph (120.7 km/h) | 74.63 mph (120.1 km/h) |
80 mph (128.75 km/h) | 79.6 mph (128.11 km/h) |
85 mph (136.79 km/h) | 84.58 mph (136.11 km/h) |
90 mph (144.84 km/h) | 89.55 mph (144.12 km/h) |
95 mph (152.89 km/h) | 94.53 mph (152.13 km/h) |
100 mph (160.93 km/h) | 99.5 mph (160.13 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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1921 | 2232 | 2403 | 2510 | 2624 | 2706 | 2796 | 2902 | 3049 | 3196 | 3360 | 3491 | 3728 | 3989 | 4194 | 4324 | 4398 | 4668 | 5044 | 5861 |
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