Accepts P-Metric and Inches
255/40-19 | 245/40-19 | Difference | |
---|---|---|---|
Diameter inches (mm) | 27.03 (686.6) | 26.72 (678.6) | -0.31 (-8) -1.2% |
Width inches (mm) | 10.04 (255) | 9.65 (245) | -0.39 (-10) -3.9% |
Circum. inches (mm) | 84.92 (2157.02) | 83.93 (2131.88) | -0.99 (-25.13) -1.2% |
Sidewall Height inches (mm) | 4.02 (102) | 3.86 (98) | -0.16 (-4) -3.9% |
Revolutions per mile (km) | 746.1 (463.6) | 754.89 (469.07) | 8.8 (5.47) 1.2% |
245/40-19 Tires
Speedometer Difference
Speedo Reading | Actual Speed |
---|---|
20 mph (32.19 km/h) | 19.77 mph (31.81 km/h) |
25 mph (40.23 km/h) | 24.71 mph (39.76 km/h) |
30 mph (48.28 km/h) | 29.65 mph (47.72 km/h) |
35 mph (56.33 km/h) | 34.59 mph (55.67 km/h) |
40 mph (64.37 km/h) | 39.53 mph (63.62 km/h) |
45 mph (72.42 km/h) | 44.48 mph (71.58 km/h) |
50 mph (80.47 km/h) | 49.42 mph (79.53 km/h) |
55 mph (88.51 km/h) | 54.36 mph (87.48 km/h) |
60 mph (96.56 km/h) | 59.3 mph (95.44 km/h) |
65 mph (104.61 km/h) | 64.24 mph (103.39 km/h) |
70 mph (112.65 km/h) | 69.18 mph (111.34 km/h) |
75 mph (120.7 km/h) | 74.13 mph (119.29 km/h) |
80 mph (128.75 km/h) | 79.07 mph (127.25 km/h) |
85 mph (136.79 km/h) | 84.01 mph (135.2 km/h) |
90 mph (144.84 km/h) | 88.95 mph (143.15 km/h) |
95 mph (152.89 km/h) | 93.89 mph (151.11 km/h) |
100 mph (160.93 km/h) | 98.83 mph (159.06 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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