Accepts P-Metric and Inches
365/80-20 | 400/80-20 | Difference | |
---|---|---|---|
Diameter inches (mm) | 42.99 (1092) | 45.2 (1148) | 2.2 (56) 5.1% |
Width inches (mm) | 14.37 (365) | 15.75 (400) | 1.38 (35) 9.6% |
Circum. inches (mm) | 135.06 (3430.62) | 141.99 (3606.55) | 6.93 (175.93) 5.1% |
Sidewall Height inches (mm) | 11.5 (292) | 12.6 (320) | 1.1 (28) 9.6% |
Revolutions per mile (km) | 469.11 (291.49) | 446.23 (277.27) | -22.88 (-14.22) -4.9% |
Speedometer Difference
Speedo Reading | Actual Speed |
---|---|
20 mph (32.19 km/h) | 21.03 mph (33.84 km/h) |
25 mph (40.23 km/h) | 26.28 mph (42.3 km/h) |
30 mph (48.28 km/h) | 31.54 mph (50.76 km/h) |
35 mph (56.33 km/h) | 36.79 mph (59.22 km/h) |
40 mph (64.37 km/h) | 42.05 mph (67.68 km/h) |
45 mph (72.42 km/h) | 47.31 mph (76.13 km/h) |
50 mph (80.47 km/h) | 52.56 mph (84.59 km/h) |
55 mph (88.51 km/h) | 57.82 mph (93.05 km/h) |
60 mph (96.56 km/h) | 63.08 mph (101.51 km/h) |
65 mph (104.61 km/h) | 68.33 mph (109.97 km/h) |
70 mph (112.65 km/h) | 73.59 mph (118.43 km/h) |
75 mph (120.7 km/h) | 78.85 mph (126.89 km/h) |
80 mph (128.75 km/h) | 84.1 mph (135.35 km/h) |
85 mph (136.79 km/h) | 89.36 mph (143.81 km/h) |
90 mph (144.84 km/h) | 94.62 mph (152.27 km/h) |
95 mph (152.89 km/h) | 99.87 mph (160.73 km/h) |
100 mph (160.93 km/h) | 105.13 mph (169.19 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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Better Fuel Economy Factory Ratios Increased Power