Accepts P-Metric and Inches
100/90-12 | 90/90-12 | Difference | |
---|---|---|---|
Diameter inches (mm) | 19.09 (484.8) | 18.38 (466.8) | -0.71 (-18) -3.7% |
Width inches (mm) | 3.94 (100) | 3.54 (90) | -0.39 (-10) -10% |
Circum. inches (mm) | 59.96 (1523.04) | 57.74 (1466.5) | -2.23 (-56.55) -3.7% |
Sidewall Height inches (mm) | 3.54 (90) | 3.19 (81) | -0.35 (-9) -10% |
Revolutions per mile (km) | 1056.66 (656.58) | 1097.41 (681.9) | 40.75 (25.32) 3.9% |
Speedometer Difference
Speedo Reading | Actual Speed |
---|---|
20 mph (32.19 km/h) | 19.26 mph (30.99 km/h) |
25 mph (40.23 km/h) | 24.07 mph (38.74 km/h) |
30 mph (48.28 km/h) | 28.89 mph (46.49 km/h) |
35 mph (56.33 km/h) | 33.7 mph (54.24 km/h) |
40 mph (64.37 km/h) | 38.51 mph (61.98 km/h) |
45 mph (72.42 km/h) | 43.33 mph (69.73 km/h) |
50 mph (80.47 km/h) | 48.14 mph (77.48 km/h) |
55 mph (88.51 km/h) | 52.96 mph (85.23 km/h) |
60 mph (96.56 km/h) | 57.77 mph (92.98 km/h) |
65 mph (104.61 km/h) | 62.59 mph (100.72 km/h) |
70 mph (112.65 km/h) | 67.4 mph (108.47 km/h) |
75 mph (120.7 km/h) | 72.22 mph (116.22 km/h) |
80 mph (128.75 km/h) | 77.03 mph (123.97 km/h) |
85 mph (136.79 km/h) | 81.84 mph (131.72 km/h) |
90 mph (144.84 km/h) | 86.66 mph (139.46 km/h) |
95 mph (152.89 km/h) | 91.47 mph (147.21 km/h) |
100 mph (160.93 km/h) | 96.29 mph (154.96 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