Accepts P-Metric and Inches
275/40-20 | 275/45-20 | Difference | |
---|---|---|---|
Diameter inches (mm) | 28.66 (728) | 29.74 (755.5) | 1.08 (27.5) 3.8% |
Width inches (mm) | 10.83 (275) | 10.83 (275) | 0 (0) 0% |
Circum. inches (mm) | 90.04 (2287.08) | 93.44 (2373.47) | 3.4 (86.39) 3.8% |
Sidewall Height inches (mm) | 4.33 (110) | 4.87 (123.75) | 0.54 (13.75) 12.5% |
Revolutions per mile (km) | 703.67 (437.24) | 678.05 (421.32) | -25.61 (-15.92) -3.6% |
275/45-20 Tires
Speedometer Difference
Speedo Reading | Actual Speed |
---|---|
20 mph (32.19 km/h) | 20.76 mph (33.4 km/h) |
25 mph (40.23 km/h) | 25.94 mph (41.75 km/h) |
30 mph (48.28 km/h) | 31.13 mph (50.1 km/h) |
35 mph (56.33 km/h) | 36.32 mph (58.45 km/h) |
40 mph (64.37 km/h) | 41.51 mph (66.81 km/h) |
45 mph (72.42 km/h) | 46.7 mph (75.16 km/h) |
50 mph (80.47 km/h) | 51.89 mph (83.51 km/h) |
55 mph (88.51 km/h) | 57.08 mph (91.86 km/h) |
60 mph (96.56 km/h) | 62.27 mph (100.21 km/h) |
65 mph (104.61 km/h) | 67.46 mph (108.56 km/h) |
70 mph (112.65 km/h) | 72.64 mph (116.91 km/h) |
75 mph (120.7 km/h) | 77.83 mph (125.26 km/h) |
80 mph (128.75 km/h) | 83.02 mph (133.61 km/h) |
85 mph (136.79 km/h) | 88.21 mph (141.96 km/h) |
90 mph (144.84 km/h) | 93.4 mph (150.31 km/h) |
95 mph (152.89 km/h) | 98.59 mph (158.66 km/h) |
100 mph (160.93 km/h) | 103.78 mph (167.01 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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1726 | 2005 | 2159 | 2254 | 2357 | 2430 | 2511 | 2607 | 2739 | 2871 | 3018 | 3135 | 3348 | 3583 | 3767 | 3884 | 3950 | 4193 | 4530 | 5265 |
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