Accepts P-Metric and Inches
185/65-15 | 185/55-15 | Difference | |
---|---|---|---|
Diameter inches (mm) | 24.47 (621.5) | 23.01 (584.5) | -1.46 (-37) -6% |
Width inches (mm) | 7.28 (185) | 7.28 (185) | 0 (0) 0% |
Circum. inches (mm) | 76.87 (1952.5) | 72.29 (1836.26) | -4.58 (-116.24) -6% |
Sidewall Height inches (mm) | 4.73 (120.25) | 4.01 (101.75) | -0.73 (-18.5) -15.4% |
Revolutions per mile (km) | 824.25 (512.16) | 876.42 (544.58) | 52.18 (32.42) 6.3% |
185/55-15 Tires
Speedometer Difference
Speedo Reading | Actual Speed |
---|---|
20 mph (32.19 km/h) | 18.81 mph (30.27 km/h) |
25 mph (40.23 km/h) | 23.51 mph (37.84 km/h) |
30 mph (48.28 km/h) | 28.21 mph (45.41 km/h) |
35 mph (56.33 km/h) | 32.92 mph (52.97 km/h) |
40 mph (64.37 km/h) | 37.62 mph (60.54 km/h) |
45 mph (72.42 km/h) | 42.32 mph (68.11 km/h) |
50 mph (80.47 km/h) | 47.02 mph (75.68 km/h) |
55 mph (88.51 km/h) | 51.73 mph (83.24 km/h) |
60 mph (96.56 km/h) | 56.43 mph (90.81 km/h) |
65 mph (104.61 km/h) | 61.13 mph (98.38 km/h) |
70 mph (112.65 km/h) | 65.83 mph (105.95 km/h) |
75 mph (120.7 km/h) | 70.53 mph (113.52 km/h) |
80 mph (128.75 km/h) | 75.24 mph (121.08 km/h) |
85 mph (136.79 km/h) | 79.94 mph (128.65 km/h) |
90 mph (144.84 km/h) | 84.64 mph (136.22 km/h) |
95 mph (152.89 km/h) | 89.34 mph (143.79 km/h) |
100 mph (160.93 km/h) | 94.05 mph (151.35 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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
2230 | 2591 | 2790 | 2914 | 3047 | 3141 | 3246 | 3369 | 3540 | 3711 | 3901 | 4053 | 4328 | 4631 | 4869 | 5021 | 5106 | 5419 | 5856 | 6805 |
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