Accepts P-Metric and Inches
305/35-18 | 275/40-18 | Difference | |
---|---|---|---|
Diameter inches (mm) | 26.41 (670.7) | 26.66 (677.2) | 0.26 (6.5) 1% |
Width inches (mm) | 12.01 (305) | 10.83 (275) | -1.18 (-30) -9.8% |
Circum. inches (mm) | 82.96 (2107.07) | 83.76 (2127.49) | 0.8 (20.42) 1% |
Sidewall Height inches (mm) | 4.2 (106.75) | 4.33 (110) | 0.13 (3.25) 3% |
Revolutions per mile (km) | 763.78 (474.59) | 756.45 (470.04) | -7.33 (-4.56) -1% |
275/40-18 Tires
Speedometer Difference
Speedo Reading | Actual Speed |
---|---|
20 mph (32.19 km/h) | 20.19 mph (32.5 km/h) |
25 mph (40.23 km/h) | 25.24 mph (40.62 km/h) |
30 mph (48.28 km/h) | 30.29 mph (48.75 km/h) |
35 mph (56.33 km/h) | 35.34 mph (56.87 km/h) |
40 mph (64.37 km/h) | 40.39 mph (65 km/h) |
45 mph (72.42 km/h) | 45.44 mph (73.12 km/h) |
50 mph (80.47 km/h) | 50.48 mph (81.25 km/h) |
55 mph (88.51 km/h) | 55.53 mph (89.37 km/h) |
60 mph (96.56 km/h) | 60.58 mph (97.5 km/h) |
65 mph (104.61 km/h) | 65.63 mph (105.62 km/h) |
70 mph (112.65 km/h) | 70.68 mph (113.75 km/h) |
75 mph (120.7 km/h) | 75.73 mph (121.87 km/h) |
80 mph (128.75 km/h) | 80.78 mph (130 km/h) |
85 mph (136.79 km/h) | 85.82 mph (138.12 km/h) |
90 mph (144.84 km/h) | 90.87 mph (146.24 km/h) |
95 mph (152.89 km/h) | 95.92 mph (154.37 km/h) |
100 mph (160.93 km/h) | 100.97 mph (162.49 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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1925 | 2236 | 2408 | 2515 | 2630 | 2711 | 2802 | 2908 | 3055 | 3203 | 3367 | 3498 | 3735 | 3998 | 4202 | 4333 | 4407 | 4677 | 5054 | 5873 |
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