Accepts P-Metric and Inches
180/70-15 | 270/65-15 | Difference | |
---|---|---|---|
Diameter inches (mm) | 24.92 (633) | 28.82 (732) | 3.9 (99) 15.6% |
Width inches (mm) | 7.09 (180) | 10.63 (270) | 3.54 (90) 50% |
Circum. inches (mm) | 78.29 (1988.63) | 90.54 (2299.65) | 12.24 (311.02) 15.6% |
Sidewall Height inches (mm) | 4.96 (126) | 6.91 (175.5) | 1.95 (49.5) 39.3% |
Revolutions per mile (km) | 809.27 (502.86) | 699.82 (434.85) | -109.45 (-68.01) -13.5% |
Speedometer Difference
Speedo Reading | Actual Speed |
---|---|
20 mph (32.19 km/h) | 23.13 mph (37.22 km/h) |
25 mph (40.23 km/h) | 28.91 mph (46.53 km/h) |
30 mph (48.28 km/h) | 34.69 mph (55.83 km/h) |
35 mph (56.33 km/h) | 40.47 mph (65.14 km/h) |
40 mph (64.37 km/h) | 46.26 mph (74.44 km/h) |
45 mph (72.42 km/h) | 52.04 mph (83.75 km/h) |
50 mph (80.47 km/h) | 57.82 mph (93.05 km/h) |
55 mph (88.51 km/h) | 63.6 mph (102.36 km/h) |
60 mph (96.56 km/h) | 69.38 mph (111.66 km/h) |
65 mph (104.61 km/h) | 75.17 mph (120.97 km/h) |
70 mph (112.65 km/h) | 80.95 mph (130.27 km/h) |
75 mph (120.7 km/h) | 86.73 mph (139.58 km/h) |
80 mph (128.75 km/h) | 92.51 mph (148.88 km/h) |
85 mph (136.79 km/h) | 98.29 mph (158.19 km/h) |
90 mph (144.84 km/h) | 104.08 mph (167.49 km/h) |
95 mph (152.89 km/h) | 109.86 mph (176.8 km/h) |
100 mph (160.93 km/h) | 115.64 mph (186.1 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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1781 | 2069 | 2228 | 2327 | 2433 | 2508 | 2592 | 2690 | 2827 | 2963 | 3115 | 3236 | 3456 | 3698 | 3888 | 4009 | 4077 | 4327 | 4676 | 5434 |
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