Accepts P-Metric and Inches
120/70-15 | 110/90-13 | Difference | |
---|---|---|---|
Diameter inches (mm) | 21.61 (549) | 20.8 (528.2) | -0.82 (-20.8) -3.8% |
Width inches (mm) | 4.72 (120) | 4.33 (110) | -0.39 (-10) -8.3% |
Circum. inches (mm) | 67.9 (1724.73) | 65.33 (1659.39) | -2.57 (-65.35) -3.8% |
Sidewall Height inches (mm) | 3.31 (84) | 3.9 (99) | 0.59 (15) 17.9% |
Revolutions per mile (km) | 933.1 (579.8) | 969.84 (602.63) | 36.74 (22.83) 3.9% |
Speedometer Difference
Speedo Reading | Actual Speed |
---|---|
20 mph (32.19 km/h) | 19.24 mph (30.97 km/h) |
25 mph (40.23 km/h) | 24.05 mph (38.71 km/h) |
30 mph (48.28 km/h) | 28.86 mph (46.45 km/h) |
35 mph (56.33 km/h) | 33.67 mph (54.19 km/h) |
40 mph (64.37 km/h) | 38.48 mph (61.93 km/h) |
45 mph (72.42 km/h) | 43.3 mph (69.68 km/h) |
50 mph (80.47 km/h) | 48.11 mph (77.42 km/h) |
55 mph (88.51 km/h) | 52.92 mph (85.16 km/h) |
60 mph (96.56 km/h) | 57.73 mph (92.9 km/h) |
65 mph (104.61 km/h) | 62.54 mph (100.64 km/h) |
70 mph (112.65 km/h) | 67.35 mph (108.39 km/h) |
75 mph (120.7 km/h) | 72.16 mph (116.13 km/h) |
80 mph (128.75 km/h) | 76.97 mph (123.87 km/h) |
85 mph (136.79 km/h) | 81.78 mph (131.61 km/h) |
90 mph (144.84 km/h) | 86.59 mph (139.35 km/h) |
95 mph (152.89 km/h) | 91.4 mph (147.1 km/h) |
100 mph (160.93 km/h) | 96.21 mph (154.84 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